Best NAS You Can Buy Right Now (Mid-2025) for Under $499

As of mid-2025, the sub-$499 NAS market is more competitive than ever, with several brands offering systems that deliver strong hardware, dedicated operating systems, and multiple drive bays within a modest budget. For home users, prosumers, and small teams looking to centralize data, manage backups, or stream media locally, this price bracket now includes options that would have cost significantly more just a few years ago. From rackmount storage appliances to compact flash-based servers, there are now choices to suit a wide variety of workloads and network environments.

This article examines five out-of-the-box NAS systems that are currently available for $499 or less. While each system takes a slightly different approach—whether prioritizing raw bandwidth, containerization, virtualization support, or software simplicity—they all represent viable solutions for users seeking value without compromising core functionality.

Important Disclaimer and Notes Before You Buy

All of the NAS systems featured in this list are diskless, meaning they do not include storage media by default. Users will need to purchase compatible 3.5″ HDDs, 2.5″ SSDs, or M.2 NVMe drives separately depending on the system’s configuration. This significantly affects the total cost of ownership, particularly for all-flash systems where NVMe drives are required. Some devices also use onboard flash or eMMC storage to house the operating system, but this is not sufficient for general file storage. Buyers should also consider the cost of drives, RAID redundancy planning, and any accessories (e.g., cables or cooling enhancements) when budgeting for deployment.

Another consideration is the variation in NAS operating systems provided. While most models come with a vendor-specific OS—such as Synology DSM, TerraMaster TOS, UGOS, or Unraid—some platforms allow or even encourage the installation of third-party alternatives like TrueNAS or Unraid without voiding hardware warranties. However, in cases where the software stack is less mature or limited in features, users may need to invest more time configuring services such as Plex, Docker, or SMB sharing manually. As such, these systems are best suited to users who are comfortable managing basic network services or are willing to explore more advanced functionality over time.

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UniFi UNAS Pro 7-Bay NAS

$499 – ARM Cortex-A57 – 8GB – 7x 3.5″ SATA – 1x 10GbE SFP+, 1x 1GbE – UniFi OS – BUY HERE

The UniFi UNAS Pro is a 2U rackmount NAS solution designed primarily for high-speed, large-scale data storage. It features seven hot-swappable 2.5″/3.5″ SATA drive bays and is built around a quad-core ARM Cortex-A57 processor running at 1.7GHz, paired with 8GB of onboard DDR4 memory. Unlike general-purpose NAS systems that include container support or multimedia features, this device is focused purely on network file storage. It offers robust network connectivity with both a 10GbE SFP+ port and a 1GbE RJ45 port, making it suitable for use cases where bandwidth is a priority—such as centralized backups, archival storage, or high-volume file transfers within a UniFi-managed network.

The system is managed via UniFi’s Drive app within the UniFi OS ecosystem, and supports standard RAID configurations including RAID 0, 1, 5, and 6. Power redundancy is provided via a dual-input system—an internal 200W AC/DC PSU and support for USP-RPS DC failover. There’s also a 1.3-inch front panel touchscreen for quick diagnostics and system status at the rack. While it lacks container support, virtualization, or media server capabilities, it integrates easily with other UniFi products or can operate as a standalone storage node in a mixed environment. For users who require reliable, scalable storage with 10GbE connectivity but can forego app extensibility, the UNAS Pro represents a straightforward, hardware-driven option in the sub-$500 space.

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LincStation N2 NAS

$399 – Intel N100 – 16GB – 2x 2.5″ SATA + 4x M.2 NVMe – 1x 10GbE – Unraid OS – BUY HERE

The LincStation N2 is a compact, all-SSD NAS that delivers a high-performance spec sheet at a relatively low price. Powered by an Intel N100 processor and equipped with 16GB of LPDDR5 memory, it supports a mix of two 2.5″ SATA SSDs and four M.2 2280 NVMe drives. This six-bay design—entirely SSD-based—is geared toward users who require faster IOPS, quieter operation, and lower power draw than traditional hard drive-based systems. Network connectivity is handled by a single 10GbE RJ45 port, a rare inclusion in this price bracket and especially valuable for direct workstation or multi-client environments.

The device ships with an Unraid Starter license pre-installed, giving users access to advanced features like Docker container support, virtual machines, hardware passthrough, and flexible storage management. While Unraid requires some learning curve for new users, it offers a high degree of customization and adaptability compared with fixed software stacks. The system also includes HDMI output, USB-C, USB 3.2, and multiple USB 2.0 ports, making it suitable for use as a lightweight home server or media workstation. For users prioritizing SSD storage, 10GbE, and virtualization support, the LincStation N2 delivers a capable platform that’s uncommon at this price point.

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TerraMaster F4 SSD NAS

$399 – Intel N95 – 8GB – 4x M.2 NVMe – 1x 5GbE – TOS (TerraMaster OS) – BUY HERE

The TerraMaster F4 SSD is a 4-bay, all-flash NAS designed for high-speed home storage, media streaming, and photo management. It is equipped with an Intel N95 processor, an entry-level quad-core CPU from Intel’s Alder Lake-N family, and 8GB of DDR5 memory via a single SODIMM module. Storage is handled via four M.2 NVMe slots: two operating at PCIe 3.0 x2 speeds and two at PCIe 3.0 x1. These are designed for SSDs only—no support for SATA drives is provided. On the network side, the unit includes a single 5GbE port, offering a higher single-link bandwidth than systems using dual 2.5GbE, and can be directly connected to 10GbE networks at reduced speeds.

The system runs TerraMaster’s TOS operating system, which supports multimedia applications like Plex and Emby, cloud sync, photo AI tagging, user account control, and flexible backup solutions. TOS includes support for Btrfs and TRAID (TerraMaster RAID), along with remote access features and mobile apps for file synchronization and photo uploads. With three high-speed USB ports (2x Type-A and 1x Type-C), HDMI output, and low-noise fan operation (~19 dB), the F4 SSD targets users looking for a quieter, flash-based NAS for home environments. It lacks 2.5″/3.5″ bay support but offers fast SSD performance in a small form factor with minimal configuration requirements.

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Synology DiskStation DS425+ NAS

$499 – Intel Celeron J4125 – 2GB – 4x 3.5″ SATA + 2x M.2 NVMe – 1x 2.5GbE, 1x 1GbE – DSM 7.x – BUY HERE

The Synology DS425+ is a 4-bay NAS designed to serve as an entry point into Synology’s DSM ecosystem, offering a balance between hardware efficiency and access to a mature, enterprise-grade operating system. It runs on the Intel Celeron J4125 processor, a quad-core chip with a base frequency of 2.0GHz and a burst frequency of 2.7GHz. The system ships with 2GB of DDR4 non-ECC memory, expandable up to 6GB, and supports both 3.5″/2.5″ SATA drives and two M.2 NVMe SSDs for caching or storage volumes. For networking, it includes one 2.5GbE port and one standard 1GbE port, giving users some flexibility depending on their switching infrastructure.

DSM (DiskStation Manager) remains one of the most advanced NAS operating systems available, offering built-in apps for file management, media streaming, surveillance, and virtualization. Synology Hybrid RAID (SHR) is supported for flexible storage management, along with Btrfs file system benefits such as snapshots and data integrity checks. The DS425+ is part of Synology’s 2025 refresh lineup, which enforces stricter compatibility with Synology-branded drives. Users should confirm drive support in advance, particularly if planning to reuse existing disks. Despite these limitations, for users seeking reliability, security features, and long-term OS support, the DS425+ remains a strong choice at the $499 price point.

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The NAS market under $499 in mid-2025 presents a broad spectrum of options tailored to different storage priorities and technical requirements. Whether you’re looking for high-capacity traditional RAID storage, SSD-focused performance, or a feature-rich operating system, there are viable choices within this price bracket. The UniFi UNAS Pro stands out as a pure storage appliance with 10GbE connectivity and seven bays, suited for high-throughput archival or backup scenarios. Meanwhile, the UGREEN DXP4800 and LincStation N2 offer hybrid and full-flash storage respectively, with both systems supporting modern features like Docker, virtualization, and optional third-party OS deployment. For those focused on user-friendly software ecosystems and long-term support, Synology’s DS425+ remains a leading contender, albeit with stricter drive compatibility requirements. On the other hand, the TerraMaster F4 SSD delivers compact all-SSD storage with high-speed 5GbE networking and a growing feature set in TOS, including AI photo management and multimedia tools. All five models require user-supplied storage media and, in some cases, benefit from user familiarity with setup or configuration processes. Ultimately, the best choice depends on how much weight you place on performance, expandability, software polish, and overall system control within this tightly priced segment.

 

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Need Advice on Data Storage from an Expert?

Finally, for free advice about your setup, just leave a message in the comments below here at NASCompares.com and we will get back to you. Need Help? Where possible (and where appropriate) please provide as much information about your requirements, as then I can arrange the best answer and solution to your needs. Do not worry about your e-mail address being required, it will NOT be used in a mailing list and will NOT be used in any way other than to respond to your enquiry. [contact-form-7] TRY CHAT Terms and Conditions   Alternatively, why not ask me on the ASK NASCompares forum, by clicking the button below. This is a community hub that serves as a place that I can answer your question, chew the fat, share new release information and even get corrections posted. I will always get around to answering ALL queries, but as a one-man operation, I cannot promise speed! So by sharing your query in the ASK NASCompares section below, you can get a better range of solutions and suggestions, alongside my own.

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Best NAS You Can Buy Right Now (Mid-2025) for Under $249

As personal data storage needs continue to grow in 2025, more users are seeking cost-effective alternatives to cloud services and monthly subscription platforms. Whether you’re backing up years of photos, hosting your own video library, or managing light business data locally, a dedicated NAS (Network Attached Storage) device offers greater privacy and control without recurring fees. Fortunately, the sub-$249 price point now includes a variety of surprisingly capable systems. Thanks to developments in low-power processors, DDR5 memory adoption, and more efficient operating systems, these devices can now handle everything from Plex streaming to light container workloads with relative ease. In this article, we explore five NAS solutions currently available at or below this price point, offering a balance of performance, connectivity, and storage potential for those looking to build their own storage solution on a modest budget.

Important Disclaimer and Notes Before You Buy!

Before diving into the specific NAS models, it’s important to understand the limitations and shared characteristics of devices in this price range. Most sub-$249 NAS units do not include any hard drives or SSDs, and many rely on M.2 NVMe slots or 2.5″/3.5″ SATA bays that must be populated separately. Some models ship with basic onboard storage (e.g., 32GB–64GB eMMC) sufficient only for the operating system. As such, the actual cost of getting a fully operational NAS with adequate storage for your needs may exceed the base unit price. Buyers should also be aware that these devices are best suited for home users, personal cloud use, and entry-level tasks, rather than intensive business or enterprise workloads. Additionally, several of the devices covered in this list do not come with a full-featured NAS operating system. Instead, they either rely on lightweight Linux-based platforms like CasaOS or ZimaOS, or they provide a basic UI designed for local file access and container management. While these OS options are improving in terms of user-friendliness, they may lack advanced features like comprehensive RAID management, automated snapshots, or multi-user file permission systems found in higher-end platforms like Synology DSM or TrueNAS. These NAS units are most appropriate for users with some technical confidence, or for those looking for a basic plug-and-play setup with limited customization needs.

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Beelink ME Mini NAS – 6 Bay SSD NAS

$209 – Intel N150 – 12GB – No SSD (64GB eMMC Only) – 2x 2.5GbE + WiFi 6 – No OS / User Install – BUY HERE

The Beelink ME Mini is a compact NAS device aimed at users who want high-speed, SSD-based storage in a minimal footprint. Measuring just 99mm on each side, it features six M.2 2280 NVMe slots, providing up to 24TB of total capacity when fully populated. Powered by the Intel N150 processor and paired with 12GB of LPDDR5 memory, it offers a decent balance between performance and energy efficiency. Connectivity is handled via dual 2.5GbE LAN ports, WiFi 6, and Bluetooth 5.2, making it suitable for both wired and wireless environments. The unit is cooled passively and contains an integrated power supply, reducing cable clutter and making it ideal for placement in home media setups or small offices.

However, the device does not include an operating system, and users will need to install a preferred NAS OS themselves — whether that’s CasaOS, Ubuntu Server, or something container-based. There’s also no bundled storage beyond the 64GB eMMC system partition, so the overall cost will rise depending on your NVMe selections. It lacks support for traditional 3.5″ or 2.5″ SATA drives, making this NAS most suitable for users seeking a quiet, SSD-only setup with strong networking performance and flexibility for custom OS installation.

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GMKTec G9 NAS – 4 Bay M.2 NAS @ The lowest Price

$185.99 – Intel N150 – 12GB – No SSD (64GB eMMC Only) – 2x 2.5GbE + WiFi 6 – Ubuntu 24.10 (Preloaded, Switchable) – BUY HERE

The GMKTec G9 offers similar internal hardware to the Beelink ME Mini, including the same Intel N150 processor and 12GB of LPDDR5 memory, but with a more rectangular chassis and fewer SSD slots — four instead of six. The system includes 64GB of onboard eMMC storage, primarily used for booting Ubuntu 24.10, with the option to dual-boot into Windows 11 if a suitable SSD is installed. Like the Beelink, it lacks traditional SATA support and focuses on high-speed NVMe storage via M.2 2280 slots, up to 4TB per drive. The unit is cooled actively and includes dual HDMI outputs, making it more appealing for those who may want to use it as a lightweight desktop or media output device in addition to a NAS.

One of the notable differences is its broader OS support and better I/O variety, including three USB 3.2 ports and a DisplayPort-capable USB-C connector. This NAS is best suited to users looking for a more configurable or multi-purpose system with better visual output options. However, as with the Beelink, users must add their own NVMe storage, and setup requires a basic understanding of system boot configuration and OS installation. Note – this one GETS HOT, so get SSD heatsinks and ensure a good active airflow wherever you deploy it!

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Synology BeeStation 4TB NAS – ALL IN ONE!

$199 – Realtek RTD1619B – 1GB – 4TB SINGLE BAY – 1x 1GbE – BeeStation Manager (BSM) – BUY HERE

The Synology BeeStation 4TB is a fully integrated, single-bay NAS aimed squarely at users who want a no-setup-required solution. Unlike most NAS devices in this price range, it comes pre-configured with a 4TB internal hard drive and a sealed chassis, meaning users don’t need to source or install any storage themselves. It runs on a Realtek RTD1619B ARM-based processor, includes 1GB of DDR4 memory, and connects over a single 1GbE port. The included BeeStation Manager (BSM) OS is designed specifically for beginners, offering cloud-style file access, photo management, and mobile app integration with minimal technical effort.

This NAS is best suited to individuals or households that want a simple local backup and file-sharing solution that behaves more like a smart external hard drive than a customizable NAS. It supports basic multimedia functions, Synology mobile apps, and remote access features, but does not allow for internal expansion or RAID redundancy. The included USB-A and USB-C ports can be used for manual backups to external drives. However, because it’s a sealed single-drive unit with no RAID options, users should plan to back up to another location—either cloud or USB—to ensure data protection. Despite these limitations, its all-in-one design, 3-year warranty, and simple user experience make it one of the few truly plug-and-play NAS systems under $250.

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UGREEN NASync DXP2800 NAS – The New Challenger!

$249 – Intel N100 – 8GB – No Storage (32GB eMMC) – 1x 2.5GbE – UGOS Pro – BUY HERE

The UGREEN DXP2800 is part of the company’s NASync lineup, aimed at users who want a blend of expandability and affordability. It combines the practicality of traditional HDD storage with the performance benefits of SSDs, offering two 3.5″ SATA bays alongside two M.2 NVMe SSD slots for faster caching or active data operations. At the heart of the system is an Intel N100 processor, a 12th-generation quad-core chip from Intel’s energy-efficient N-series lineup, which supports both basic virtualization and multimedia streaming. This is paired with 8GB of DDR5 memory, non-ECC but upgradable, and a 32GB eMMC used solely for the preloaded UGOS Pro operating system. Connectivity is handled through a single 2.5GbE LAN port and a mix of USB ports on both front and rear panels — including USB-C and 10Gbps-capable USB-A. UGOS Pro, while relatively new, features a clean web-based interface with container support, RAID management (0, 1, JBOD), remote file sharing, and basic multimedia services.

While it lacks the ecosystem polish of Synology DSM or QNAP QTS, it is one of the few turnkey options in this price range that supports both SSD and HDD usage in a flexible, non-proprietary layout. However, buyers should still account for the need to install their own drives and configure the storage pools manually. It’s a solid balance of raw hardware potential and modest software capability for users willing to manage their setup beyond the initial boot.

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ZimaBoard 2 (832 Version) – DIY Enthusiast’s DREAM!

$199 – Intel N150 – 8GB – No Storage (32GB eMMC) – 2x 2.5GbE – ZimaOS – BUY HERE

The ZimaBoard 2 (832) is a low-profile, single-board NAS platform designed for flexibility and modularity rather than out-of-the-box convenience. Unlike traditional NAS systems with enclosures and tool-less drive bays, this unit is a bare embedded board that offers direct access to interfaces for those who want to build or customize their own setup. It is powered by the same Intel N150 quad-core processor used in other compact NAS systems, paired here with 8GB of LPDDR5x memory and 32GB of onboard eMMC storage for its pre-installed ZimaOS. This board features two powered SATA 3.0 ports, making it one of the few sub-$250 NAS options that supports HDDs natively without requiring USB-to-SATA adapters or expansion modules.

In terms of connectivity, the ZimaBoard 2 includes dual 2.5GbE LAN ports, USB 3.1, a PCIe 3.0 x4 slot, and a Mini DisplayPort output supporting 4K60 video. While the PCIe slot expands potential use cases (e.g., additional networking, storage, or accelerator cards), most users will opt to use the SATA ports for reliable storage first. The board is passively cooled with a large integrated heatsink and operates silently, but thermal performance may vary based on enclosure design and ambient temperature. It is particularly well-suited to DIY users looking to build a lightweight NAS, firewall, media server, or container host. ZimaOS includes a web-based UI and supports CasaOS and Linux-based OS alternatives, but configuration still requires basic familiarity with system setup and storage configuration. It’s not intended for users looking for plug-and-play simplicity, but rather those who want total control over their NAS hardware and software environment.

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Each of the NAS options presented here offers a different balance of hardware, expandability, and ease of use, while remaining under the $249 price threshold. Users who prefer pre-configured simplicity may lean toward the Synology BeeStation, while those seeking customization and SSD-focused performance might opt for the Beelink ME Mini or GMKTec G9. The UGREEN DXP2800 provides hybrid storage flexibility with a more developed software interface, and the ZimaBoard 2 appeals to technically inclined users who want complete control over their system stack. While no single device is perfect, all five represent viable paths toward local data ownership and self-hosted media or backup solutions without breaking the bank.

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This description contains links to Amazon. These links will take you to some of the products mentioned in today's content. As an Amazon Associate, I earn from qualifying purchases. Visit the NASCompares Deal Finder to find the best place to buy this device in your region, based on Service, Support and Reputation - Just Search for your NAS Drive in the Box Below

Need Advice on Data Storage from an Expert?

Finally, for free advice about your setup, just leave a message in the comments below here at NASCompares.com and we will get back to you. Need Help? Where possible (and where appropriate) please provide as much information about your requirements, as then I can arrange the best answer and solution to your needs. Do not worry about your e-mail address being required, it will NOT be used in a mailing list and will NOT be used in any way other than to respond to your enquiry. [contact-form-7] TRY CHAT Terms and Conditions   Alternatively, why not ask me on the ASK NASCompares forum, by clicking the button below. This is a community hub that serves as a place that I can answer your question, chew the fat, share new release information and even get corrections posted. I will always get around to answering ALL queries, but as a one-man operation, I cannot promise speed! So by sharing your query in the ASK NASCompares section below, you can get a better range of solutions and suggestions, alongside my own.

WE LOVE COFFEE

 

The Zimaboard 2 Single Board Server Review – The Best Yet?

In an increasingly saturated market of single-board computers and compact servers, the ZimaBoard 2 arrives with a clear goal: to offer an affordable, x86-powered, DIY-friendly alternative that bridges the gap between embedded systems and full-blown home servers. Developed by IceWhale, a brand that has already seen crowdfunding success with products like the original ZimaBoard, ZimaBlade, and ZimaCube, the ZimaBoard 2 aims to refine the company’s mission of delivering low-power, highly customizable devices for tinkerers, creators, and homelab enthusiasts. At its core, the ZimaBoard 2 is designed for users who want flexibility without complexity—whether that’s spinning up a lightweight virtualization platform, building a smart home hub, deploying a personal cloud, or running a local media server with minimal noise and energy consumption.

Unlike consumer-grade NAS systems or ARM-based boards, ZimaBoard 2 taps into the x86 ecosystem, offering broader OS compatibility and performance benefits while maintaining a compact, passively cooled footprint. This review explores the hardware, thermal and network performance, and software environment of the ZimaBoard 2, evaluating where it fits in the broader landscape of edge computing and personal infrastructure. As with previous IceWhale launches, this unit is being released initially through crowdfunding—a factor that calls for cautious optimism. Still, with a track record of fulfilling past campaigns, IceWhale appears confident in ZimaBoard 2’s readiness. Whether that confidence is justified, and whether the board truly earns its place in a crowded DIY server landscape, is what we’ll determine over the course of this review.

Zimaboard 2 Review – Quick Conclusion

The ZimaBoard 2 is a compact, x86-based single board server that strikes a balance between flexibility, efficiency, and affordability. It offers solid performance for its size, thanks to an Intel N150 processor, dual 2.5GbE ports, and a PCIe 3.0 x4 slot for meaningful expansion, making it suitable for tasks like media serving, light virtualization, and home automation. However, limitations such as non-upgradable 8GB RAM, slow onboard eMMC storage, and reliance on passive cooling require careful consideration for more demanding workloads. ZimaOS provides a user-friendly starting point with Docker support and basic file management, though advanced users may prefer to install alternative operating systems. Overall, the ZimaBoard 2 is a capable and well-engineered device for DIY server enthusiasts who understand its constraints and plan their use case accordingly

NOTE – You can visit the Zimaboard 2 Crowdfunding Page (live from 10:30AM ET 22nd April 2025) by clicking the banner below. The entry price for early backers is $169, but that will revert to $179 (and $239 for a scaled-up storage and memory version). I DO NOT receive any kind of affiliate commission or sponsorship for this review (and this review, like all reviews at NASCompares, was done without the brand in question’s interference or input). You can use the link HERE to see the campaign for yourself and/or click the banner below:

Zimaboard 2 Review – Design and Hardware

The physical build of the ZimaBoard 2 continues IceWhale’s trend of delivering thoughtfully designed hardware. The full aluminum enclosure gives the board a sturdy, premium feel, while also serving as its main cooling surface. Every port is clearly labeled, and the board layout is practical and accessible.

The PCIe slot includes a pre-cut section to accommodate longer cards, allowing for flexibility even in this small form factor. IceWhale also includes eco-friendly packaging, a detail that reflects both brand identity and attention to user experience. A cardboard insert allows users to hold the board upright alongside drives, useful for initial setup before a case is selected.

Optional accessories like a SATA adapter board with combined data/power connectors and third-party-compatible drive cages help complete the DIY experience. However, there are some practical limitations to consider: the soldered RAM means users must carefully plan for memory demands, and the internal storage, while functional, will not satisfy users looking for fast OS performance.

At the core of the ZimaBoard 2 is the Intel N150 processor, part of Intel’s Twin Lake architecture, offering four cores with a base clock that boosts up to 3.6GHz. This chip represents a significant step forward compared to the Celeron N3450 used in the original ZimaBoard, delivering better single-thread and multi-thread performance while maintaining a low 6W TDP.

Complementing the CPU is 8GB of LPDDR5x memory clocked at 4800MHz. While the use of fast memory is a welcome improvement, the limitation lies in its soldered nature—users cannot expand beyond this capacity.

This decision may be acceptable for light workloads such as running a Plex server, Docker containers, or Home Assistant, but it could become a bottleneck for users planning to run multiple VMs or resource-heavy services. The N150 CPU does support hardware virtualization and Intel AES-NI, which is essential for tasks like encrypted storage or virtual machine deployment.

In testing scenarios, the CPU delivered solid performance across typical tasks, and managed to keep up during multi-tasked environments with multiple services active. However, users with ambitions for more demanding applications will need to balance those expectations against the non-upgradable memory ceiling.

ZimaBoard 2 comes with 32GB of onboard eMMC storage, a choice that is both practical and limiting. This eMMC module is soldered to the board and is intended to house ZimaOS out of the box, giving users a ready-to-use system upon first boot. While this inclusion lowers the barrier to entry and simplifies setup for beginners, it presents performance limitations and a lack of flexibility. In testing, write speeds hovered around 35MB/s during mixed I/O operations, which is noticeably slow for tasks that involve frequent read/write cycles.

Moreover, should a user opt to install a different OS—such as TrueNAS SCALE, Proxmox, or Unraid—they would either overwrite the bundled ZimaOS or need to boot from an external USB or PCIe-based drive. Since the internal storage is neither M.2 nor socketed, it lacks the speed and modularity enthusiasts often seek in modern setups. As a result, users planning to use ZimaBoard 2 as a primary virtualization or storage server are better off supplementing it with faster storage via USB 3.1, SATA, or the PCIe slot for booting alternative OS environments. This caveat underscores a recurring theme with ZimaBoard 2: it’s well-positioned for entry-level use but requires external upgrades for more ambitious workflows.

One of the ZimaBoard 2’s most compelling features is its inclusion of two SATA 3.0 ports alongside a full PCIe 3.0 x4 slot. This greatly expands the device’s potential beyond typical SBCs, offering users a reliable way to build custom NAS setups, integrate high-speed NVMe storage, or even install networking and accelerator cards. During testing, a Synology combo card featuring two M.2 NVMe slots and a 10GbE Ethernet port was installed in the PCIe slot. The board successfully recognized all interfaces, demonstrating full PCIe compatibility and allowing throughput measurements to confirm the system could push high-bandwidth traffic.

With up to 4GB/s of bandwidth over PCIe, users can install expansion cards for fast storage, additional networking, or even compute offloading—although the small form factor means thermal and power considerations become important quickly. The SATA ports, while standard in speed, proved perfectly functional for connecting 2.5″ SSDs or traditional HDDs. IceWhale’s own accessories, like SATA power adapters and drive cages, help streamline this process, though third-party solutions work just as well.

For users aiming to transform this board into a flexible micro-server, this PCIe slot is a gateway to many possibilities and a key reason ZimaBoard 2 stands out in its category.

In terms of networking, the ZimaBoard 2 comes equipped with two 2.5GbE Ethernet ports, both powered by Intel chipsets—a choice that emphasizes reliability and driver compatibility across various operating systems. These ports are more than just a checkbox feature; they performed reliably under load and achieved full link saturation during file transfer tests and when used in conjunction with PCIe expansion.

In more advanced setups, users can configure bonding or load balancing to maximize throughput or redundancy. Additionally, there are two USB 3.1 ports for attaching external drives, peripherals, or USB-bootable OS images.

The inclusion of a Mini DisplayPort 1.2 allows for 4K video output at 60Hz, which is useful for users who want to use the board as a lightweight desktop or for initial OS installation and diagnostics—though it does require an adapter to convert to standard HDMI. Notably absent is built-in Wi-Fi or Bluetooth, which aligns with its target audience of wired-first home labs and embedded installations. Overall, ZimaBoard 2 offers a well-rounded set of connectivity options that exceed expectations for its size, with the dual 2.5GbE ports making it particularly attractive for networking-focused use cases like firewalls, proxies, or containerized gateways.

Thermal management on the ZimaBoard 2 is entirely passive, with the aluminum enclosure doubling as a heatsink to dissipate heat away from the CPU and other key components. This fanless approach results in completely silent operation, which is ideal for home or office environments where noise is a concern.

However, the trade-off is that the board’s temperature will steadily rise over time, especially in enclosed cases or cabinets with poor airflow. During idle operation, with minimal system load and attached drives in standby, temperatures hovered around 50°C after an hour, increasing slightly to 52–54°C over a 24-hour window.

Under heavier usage—including Plex playback, VM activity, active networking, and full PCIe slot utilization—the system remained thermally stable but showed significant heat buildup. Power consumption in these high-usage scenarios peaked at approximately 39–40W, which is quite efficient given the workload.

Still, users planning to run the board continuously under load are strongly encouraged to introduce active airflow or leave the system in a well-ventilated space. The all-metal build is a clever and minimalist solution, but it has practical limitations that users need to plan for—especially if operating in warmer environments or planning to enclose the unit in a tight chassis.

When put through real-world workloads, the ZimaBoard 2 delivered performance that largely aligned with its specs and design goals. File transfers over the onboard 2.5GbE interfaces reached full saturation in controlled conditions, proving the CPU and I/O subsystems are capable of pushing maximum throughput without significant bottlenecks. PCIe expansion further unlocked performance potential—especially with the Synology combo card, where simultaneous NVMe and 10GbE performance were tested. While NVMe read speeds reached up to 1.6GB/s, write speeds hovered around 500–700MB/s depending on traffic from the 10GbE port.

These variances are expected, given shared PCIe lanes and bandwidth contention, but overall results were respectable. Multimedia performance was also acceptable, with Plex running smoothly and able to stream and scrape metadata while supporting light VM usage concurrently.

In these scenarios, RAM utilization climbed past 50% and CPU usage approached 100%, but the board remained operational and responsive. It’s clear that ZimaBoard 2 is well-suited to low-to-moderate workloads, and can punch above its weight with strategic expansion. However, pushing it into more demanding territory—like simultaneous virtualization, AI inferencing, or high-speed file serving across multiple interfaces—will begin to test its limits.

The lack of active cooling makes thermal planning essential for any serious workload. But overall, the ZimaBoard 2 feels polished and reliable, with a design philosophy that caters well to its core audience of DIY server builders and edge compute experimenters.

Zimaboard 2 Review – Software

ZimaBoard 2 ships with ZimaOS, a custom-built operating system from IceWhale that is based on CasaOS—a lightweight, open-source platform designed for simplicity and ease of deployment. ZimaOS retains the core principles of CasaOS but adds refinements tailored to the Zima ecosystem, particularly features that emerged during development of the more powerful ZimaCube. The out-of-the-box experience is beginner-friendly, offering an intuitive web dashboard called “LaunchPad,” which centralizes access to installed applications, system controls, and file management.

ZimaOS is pre-installed on the board’s eMMC storage, enabling immediate setup without requiring users to flash a drive or download additional software. Despite the modest resources of the ZimaBoard 2, the OS performs responsively, even with several services running in parallel. The interface is clean, albeit minimalistic, focusing on usability over deep customization.

For users who are new to home servers or Docker deployments, the learning curve is surprisingly gentle. Though it lacks some of the granularity of more established platforms like OpenMediaVault or TrueNAS, it’s clear that IceWhale has designed ZimaOS to get users up and running quickly without sacrificing key functionality.

One of the more distinctive features of ZimaOS is its integrated App Store, which acts as a curated hub for Docker-based applications. Unlike traditional NAS interfaces that require command-line Docker commands or extensive Portainer configuration, ZimaOS simplifies deployment through one-click installation and automated environment setups.

Popular applications like Plex, Jellyfin, Stable Diffusion, and more are available by default, with the option to add third-party sources for broader container variety. Behind the scenes, the system leverages containerization frameworks to handle resource isolation and volume mappings, but much of this complexity is hidden from the end user.

Application setup is further eased by pre-configured defaults such as port assignments, directory structures, and even PUID/PGID settings, reducing friction for non-technical users. For those with more experience, ZimaOS still allows you to tweak or override these settings manually. Notably, ZimaOS also includes a basic virtualization interface that supports downloading and running lightweight VMs using prebuilt images.

While this feature is better suited to the higher-specced ZimaCube due to memory and cooling constraints, its presence on the ZimaBoard 2 is still a nice touch and shows that the OS is aiming to grow into a more comprehensive platform. Overall, the application and container ecosystem here punches above its weight, especially considering the resource constraints of the board itself.

In terms of storage and file sharing, ZimaOS delivers a capable if somewhat minimal feature set that prioritizes simplicity over enterprise-style depth. Users can create RAID groups—a new feature compared to earlier CasaOS iterations—manage individual drives, and set up file-level sharing using standard protocols like SMB.

The file manager, accessible through the main dashboard, allows for browsing, copying, and sharing content in a familiar web-based interface. Integration with IceWhale’s own client tool enables a peer-to-peer feature called “peerdrop,” which links multiple Zima-based systems or client devices (like phones and laptops) for rapid syncing and data exchange.

This is especially useful for users who want an easy method to upload media, backup devices, or move files between multiple systems on a local network. Remote access can be enabled through a simple relay-based mechanism, which generates shareable links for specific files or folders, complete with read/write controls. While more advanced access control, encryption, or user quotas are not present in this build, the essentials for home or small office use are here and function as expected.

Cloud integration is also available, allowing the addition of third-party storage such as Google Drive or Dropbox for backup or syncing purposes. Though ZimaOS doesn’t try to replace full-fledged NAS operating systems in terms of depth, it successfully delivers the features most users will need, and its lightweight design ensures responsiveness even on modest hardware like the ZimaBoard 2.

Zimaboard 2 Review – Conclusion & Verdict

The ZimaBoard 2 is a competent and thoughtfully assembled single-board server that builds meaningfully on IceWhale’s earlier efforts, especially the original ZimaBoard and the ZimaBlade. Its design clearly targets users who want more flexibility and performance than traditional ARM-based boards can offer, but who also value power efficiency, silence, and a small footprint. The use of an Intel N150 CPU, 8GB of LPDDR5x memory, dual 2.5GbE ports, and a PCIe 3.0 x4 slot makes it viable for a variety of home server roles—from basic NAS and smart home coordination to lightweight container hosting and local media streaming. Features like onboard SATA, USB 3.1, and a DisplayPort connection further add to its utility. However, there are hardware limitations that may affect long-term suitability for advanced deployments. The soldered RAM cannot be upgraded, and the internal eMMC storage, while useful for initial setup, is too slow for OS-level responsiveness in more demanding use cases. Passive cooling, while appreciated for silence, also imposes some thermal limitations depending on the deployment environment.

On the software side, ZimaOS offers a decent out-of-the-box experience that caters to users with minimal technical background. It handles core tasks like application deployment, file sharing, and system monitoring without requiring advanced configuration, and its Docker-based App Store simplifies access to popular tools. For more experienced users, the system supports third-party OS installation, which is likely how many will ultimately use the ZimaBoard 2. Still, as a bundled solution, ZimaOS has matured significantly and now presents itself as a lightweight, capable, and non-intrusive platform for those who prefer to get started immediately. In the broader context of DIY server hardware, ZimaBoard 2 occupies a middle ground: more powerful and modular than Raspberry Pi-class systems, yet more constrained than full x86 mini PCs or enthusiast-grade NAS hardware. For those who understand and accept these trade-offs, and are willing to plan around its limitations, the ZimaBoard 2 offers a reliable and flexible foundation for compact, energy-efficient computing at the edge.

PROs of the Zimaboard 2

CONs of the Zimaboard 2

x86 Architecture – Compatible with a wide range of operating systems including ZimaOS, Unraid, TrueNAS SCALE, and Proxmox. Dual 2.5GbE LAN Ports – Offers strong networking capabilities for multi-service workloads and gateway setups. PCIe 3.0 x4 Slot – Enables high-speed expansion for 10GbE NICs, NVMe storage, or combo cards. Fanless, Silent Operation – Completely passively cooled, ideal for home or quiet office environments. Compact and Durable Build – Small footprint with an all-metal chassis that doubles as a heatsink. ZimaOS Included – User-friendly OS with a Docker-based App Store and basic VM tools, ready out of the box. Flexible Storage Options – Dual SATA ports plus USB 3.1 support for connecting SSDs, HDDs, or external drives. Low Power Consumption – Efficient 6W CPU with ~10W idle and ~40W max under heavy load scenarios.

Non-Upgradable RAM – 8GB of soldered LPDDR5x limits long-term scalability for memory-intensive tasks. Slow/Small Default Internal Storage – 32GB eMMC is convenient but underperforms for OS-level responsiveness or high I/O workloads. Thermal Headroom is Limited – Passive cooling alone may not be sufficient in closed environments or under sustained load without added airflow. Not launching on Traditional Retail, but instead on Crowdfunding.

NOTE – You can visit the Zimaboard 2 Crowdfunding Page (live from 10:30AM ET 22nd April 2025) by clicking the banner below. The entry price for early backers is $169, but that will revert to $179 (and $239 for a scaled-up storage and memory version). I DO NOT receive any kind of affiliate commission or sponsorship for this review (and this review, like all reviews at NASCompares, was done without the brand in question’s interference or input). You can use the link HERE to see the campaign for yourself and/or click the banner below:

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