The Mini Servers That Work Best for DIY Storage: Scale From Dual-Bay Builds to Multi-Core Processing

Our Verdict and How We Chose

A successful home storage setup allows you to access large media libraries and backups instantly without waiting for slow read cycles to complete. This requires a balance between the processor’s ability to handle file indexing and the physical drive bays available for expansion.

The zimaboard 2 1664 2-Bay provides a dedicated 2-Bay configuration for a high-performance NAS setup. Select the Intel XXX-AC8F-YYY N100 Mini PC for a low-power 6W TDP requirement, or the Intel Supermicro SYS-E301-9D-8CN8TP Xeon D-2146NT 8 Core Mini Server if you require ECC RDIMM memory for data integrity.

We selected these three models from 4 mini servers screened at Extreme Spec. The prices for these picks range from $329 to $2794.95, with a median price of $570.18.

Mini Servers for DIY Storage: Price, Rating and Specs Compared

Prices are approximate and move frequently – check the current price before deciding. “Not stated” means the manufacturer listing does not give that figure – we do not estimate it.

Among our top picks, the Intel XXX-AC8F-YYY N100 Mini PC is the value leader because it provides 2.5GbE throughput for $131.60 per unit.

Each Pick for DIY Storage, Reviewed in Detail

The 3 picks below are reviewed in the same order as the cards above.

zimaboard 2 1664 2-Bay

The zimaboard 2 1664 2-Bay is a NAS-focused unit that balances modern memory standards with a high-density storage layout for DIY home storage.

What we like: This model uses 16GB of DDR5 RAM, which provides a larger temporary workspace for active data than the 8GB found in the Intel XXX-AC8F-YYY N100 Mini PC. It provides dual 2.5GbE network ports to handle high-speed data transfers to your local network.

Keep in mind: The 2.5GbE throughput is below the 10GbE Connectivity reference figure, which marks the point where internal storage speeds no longer bottleneck network file transfers.

Intel XXX-AC8F-YYY N100 Mini PC

The Intel XXX-AC8F-YYY N100 Mini PC serves as a budget-friendly entry point for users needing a compact storage appliance with a fanless design.

What we like: This unit features a 6W Processor TDP, measuring the maximum thermal power consumption, which allows for a fanless design. It includes four 2.5GbE ports and supports POE IN (Power over Ethernet Input), a method to receive both power and data over a single network cable.

Keep in mind: The 8GB RAM capacity sits below the 16GB RAM reference figure, which is the minimum threshold for running modern Docker containers and ZFS file systems.

Intel Supermicro SYS-E301-9D-8CN8TP Xeon D-2146NT 8 Core Mini Server

The Intel Supermicro SYS-E301-9D-8CN8TP Xeon D-2146NT 8 Core Mini Server is a high-end enterprise workstation for users requiring massive memory and specialized management features.

What we like: This server supports up to 512GB of DDR4 ECC RDIMM; ECC (Error Correction Code) memory is a type of RAM that detects and fixes internal data corruption. It includes IPMI support, a dedicated management interface that allows you to control the server remotely even if the main operating system is not running.

Keep in mind: The GbE network throughput is lower than the 2.5GbE speeds found on the other models, which may limit speeds for high-speed local storage arrays.

A mini PC is a general-purpose computer, while a dedicated NAS is a purpose-built storage device; choosing a mini PC for storage gives you more versatility for other tasks, while a dedicated NAS often prioritizes storage reliability. For the lowest price per terabyte of usable storage, the Intel XXX-AC8F-YYY N100 Mini PC offers the lowest entry price at $329, though the Intel Supermicro SYS-E301-9D-8CN8TP Xeon D-2146NT 8 Core Mini Server provides the most expansion room with 4 drive bays and 512GB of memory capacity.

Think of the difference between a mini PC and a dedicated NAS like the difference between a multi-tool and a specialized wrench: the multi-tool can do many jobs, while the wrench is designed to do one job perfectly. A mini PC handles various apps and tasks, while a dedicated NAS focuses on managing and protecting your files.

Consult the buying guide to learn the key criteria for making your final selection.

Compare the technical specifications side by side in the comparison table.

Review the setup and warranty notes for information on installation and manufacturer support.

The Specs That Decide a Mini Server for DIY Storage

How drive bay count determines maximum raw storage capacity

You can fit between 2 and 4 hard drives in these models, which determines your maximum raw storage capacity. The Intel Supermicro SYS-E301-9D serves as the professional benchmark for high-density, multi-port enterprise mini servers, and while it offers a high-density layout, the zimaboard 2 1664 2-Bay provides 2 bays for a more compact DIY storage footprint. The Intel XXX-AC8F-YYY N100 Mini PC and the Intel Supermicro SYS-E301-9D both state a 4-bay count, allowing for significantly more physical disks than the 2-bay zimaboard. For users needing high-capacity arrays, the 4-bay options provide more expansion room. If you need more than 4 drives, you would need to look for a larger chassis. The Intel Supermicro SYS-E301-9D provides 4 x 2.5″ SATA drive bays or 2x U.2 drives.

How SATA controller bandwidth and slot counts limit connections

Prioritize the number of available SATA and NVMe slots to ensure you aren’t limited by the motherboard’s internal connections. The zimaboard 2 1664 2-Bay states it has dual SATA ports, while the Intel Supermicro SYS-E301-9D offers 4 x 2.5″ SATA drive bays. The Intel XXX-AC8F-YYY N100 Mini PC states 1 storage slot, which may limit your expansion plans if you require multiple internal drives. RAID configuration, which is essential for data redundancy in DIY storage, depends on these available ports. The Intel Supermicro SYS-E301-9D also includes 1 x M.2 2242 slot for additional NVMe storage. If a model does not state a specific number of ports, you must verify the total available connections before ordering.

Estimating power consumption per TB based on processor TDP

Weigh the processor TDP against your total drive count to estimate the power draw of your storage array. The Intel XXX-AC8F-YYY N100 Mini PC features a 6W TDP, making it a low-power choice for a small-scale server. The Intel Supermicro SYS-E301-9D uses a Xeon D-2146NT processor, which provides much higher performance for heavy workloads but draws more power than the Intel N100, which is the baseline for low-power, high-efficiency consumer-grade homelab hardware. Higher power draw allows for more demanding processing tasks. For a 24/7 operation, the lower TDP of the N100 helps keep long-term electricity costs down. The zimaboard 2 1664 2-Bay uses an N150 quad-core processor with a speed up to 3.6GHz.

Thermal Management For 24/7 Operation

Look for fanless designs or active cooling to prevent thermal throttling, which causes erratic performance drops in fanless units under sustained heavy loads. The Intel XXX-AC8F-YYY N100 Mini PC states it has a fanless design, which allows for silent operation. The Intel Supermicro SYS-E301-9D features a 1.5U compact form factor to manage heat for its 8-core processor. Because these are mini servers, heat builds up quickly. Ensure your chosen model has a cooling solution that matches your expected workload. The Intel Supermicro SYS-E301-9D includes a 1 x PCI-E 3.0 x8 Low Profile Slot for potential expansion.

How PCIe expansion slot availability allows for added controllers

Check for PCIe versions and slot counts to determine if you can add dedicated networking or storage controllers. The Intel Supermicro SYS-E301-9D states it has 1 x PCI-E 3.0 x8 Low Profile Slot and 1 x M.2 2242 slot. The zimaboard 2 1664 2-Bay states a PCIe Version of 3.0×4. The Intel XXX-AC8F-YYY N100 Mini PC does not state a PCIe slot count, though it lists 1 storage slot. For professional builds, ECC memory is critical for data integrity, but its availability depends on the specific motherboard’s support. If the data is not stated, you must verify the slot type before purchasing. The Intel Supermicro SYS-E301-9D supports NVMe M.2 drives.

If you need a machine for gaming, view our entry-level mini server for game hosting.

You can learn mini server terms and specs to better understand hardware.

What Each Job Calls For vs What These Picks State

Match the job you actually need done to the figure it calls for, then check which picks state that figure or more. Where none do, the row says so.

These figures are the levels this category is generally held to, not manufacturer claims. A pick at or above a figure states that number; how it reaches it and the rest of your setup still decide the job, so check them against your own workload before buying.

Who Buys Mini Servers, and What It Really Costs

Users wanting a media center can find the best mini server for plex streaming.

What These Mini Servers Need, and What to Check on Arrival

Power sources and flat surfaces required for mini server deployment

Each of these mini servers requires a stable power source and a flat surface to ensure consistent operation and cooling.

• The Intel XXX-AC8F-YYY N100 Mini PC requires a 36W power supply via POE LAN or a standard power input.
• The zimaboard 2 1664 2-Bay uses DDR5 RAM, while the Intel XXX-AC8F-YYY N100 Mini PC and Intel Supermicro SYS-E301-9D-8CN8TP Xeon D-2146NT 8 Core Mini Server use DDR4.
• The Intel Supermicro SYS-E301-9D-8CN8TP Xeon D-2146NT 8 Core Mini Server supports a maximum memory capacity of 512GB DDR4 ECC LRDIMM, which determines the total memory capacity for virtualization.
• You may need to purchase an SFP+ Module, which enables high-speed fiber optic connectivity, if you intend to use the 10G SFP+ ports on the Supermicro unit.
• The Intel Supermicro SYS-E301-9D-8CN8TP Xeon D-2146NT 8 Core Mini Server includes 4 x 2.5″ SATA Drive Bays or 2x U.2 drives for your storage array.

Verifying your hardware on arrival

Warranty coverage and return windows vary by seller and country.

• Confirm the number of 2.5GbE ports matches the listing, as these ports determine the maximum data transfer speed for your network.
• Verify the RAM type matches your existing modules; the zimaboard 2 1664 2-Bay requires DDR5, while the other models use DDR4.
• Check the physical dimensions of the Supermicro unit, which measures 10″ x 2.6″ x 8.9″, to ensure it fits your intended storage space.
• Inspect the drive bays and slots to ensure they match the stated counts, as these determine the physical limits of your storage expansion.

The first thing to do when the server arrives is to power it on and verify the BIOS access or OS boot sequence before installing your primary storage drives.

View our top picks for a quick summary of the best options available.

Review the scope to understand exactly which products are included in this guide.

Find answers to common questions in the FAQ section.

Buying Questions About Mini Servers for DIY Storage, Answered

Which mini server should I choose for a firewall appliance?

The mini server you should choose for a firewall appliance depends on your required throughput and port density. The Intel XXX-AC8F-YYY N100 Mini PC provides 4 x 2.5GbE ports and supports open source firewall router software, while the Intel Supermicro SYS-E301-9D-8CN8TP Xeon D-2146NT 8 Core Mini Server offers quad GbE LAN and dual 10GbE SFP+ ports for higher bandwidth needs.

What extra hardware do I need to buy to get these running?

The extra hardware you need to buy depends on the specific power and storage requirements of the model. The Intel XXX-AC8F-YYY N100 Mini PC includes a 36W power supply via POE LAN, but the zimaboard 2 1664 2-Bay and Intel Supermicro SYS-E301-9D-8CN8TP Xeon D-2146NT 8 Core Mini Server require separate power sources and specific SATA cables for their drive bays.

How does the RAM capacity affect my firewall performance?

The RAM capacity for your firewall performance determines how many concurrent connections and active states the system can track. While the Intel XXX-AC8F-YYY N100 Mini PC states 8GB DDR4, the zimaboard 2 1664 2-Bay provides 16GB DDR5, which is the minimum threshold for running modern Docker containers and ZFS file systems.

Which compact nextcloud host has the most storage slots?

The compact nextcloud host with the most storage slots is the Intel Supermicro SYS-E301-9D-8CN8TP Xeon D-2146NT 8 Core Mini Server, which provides 4 x 2.5″ SATA drive bays. In contrast, the zimaboard 2 1664 2-Bay provides 2 drive bays, and the Intel XXX-AC8F-YYY N100 Mini PC states it has 1 storage slot.

Explore the detailed reviews to see an in-depth look at every model on our list.

Check the requirements to ensure your hardware meets the necessary performance standards.

Use the audience checklist to see which specific server best fits your personal needs.

Who Should Skip These Mini Servers

The Intel Supermicro SYS-E301-9D-8CN8TP Xeon D-2146NT 8 Core Mini Server offers a high-end enterprise architecture that includes IPMI support, which provides remote management for headless operation in a data center or server closet. This server supports ECC RDIMM (Error Correction Code memory, which identifies and fixes internal data errors), a feature that prevents data corruption during long-running storage tasks or memory-intensive operations. While many compact systems lack this, the Supermicro’s support for up to 512GB of ECC memory allows for large-scale memory-intensive applications that would crash standard consumer hardware.

The zimaboard 2 1664 2-Bay uses DDR5 memory, which provides a higher bandwidth for temporary workspace compared to the DDR4 found in the other options. While it features dual 2.5GbE ports for network throughput, it does not include the IPMI management or the high-density drive bays of the Supermicro. For a DIY storage setup, the zimaboard 2 1664 2-Bay provides a balance of modern memory standards and a dedicated 2-bay layout for local disks.

If you require high-speed networking where internal storage speeds no longer bottleneck network file transfers, you need a system with 10GbE connectivity. None of the three picks listed on this page provide 10GbE throughput. If your project requires 10GbE speeds or the ability to host dozens of concurrent users on a large-scale production NAS, these units will not meet your requirements.