GMKtec Mini PCs Compared: Choosing Hardware for Ubuntu Linux and NAS Servers

As Amazon Associates, we earn from qualifying purchases. This means we may receive a small commission at no extra cost to you if you click through and make a purchase.

GMKtec Mini PCs Compared

Best for: Energy-efficient soft routers and firewalls

Pros

• Dual 2.5GbE Ethernet ports
• Low 7-watt baseline power draw
• Dual PCIe 3.0 M.2 slots
• WiFi 6E wireless connectivity

Cons

• Older Zen+ processor architecture
• Limited single-threaded compute burst

Best for: Low-overhead personal home servers

Pros

• Upgraded quiet cooling fan
• Low 15-watt power consumption
• Dual channel DDR4 memory

Cons

• Single 2.5GbE network port
• Secondary storage limited to SATA 2242

Selecting the right hardware platform requires examining networking throughput, physical drive bays, power draw, and memory ceilings. The table below outlines key hardware specifications across GMKtec models to help narrow down the optimal build for your server environment.

01 GMKtec Gaming PC Mini AI Desktop for High-Bandwidth Storage

Best for: High-speed network storage and AI workloads

Pros

• Fast 5GbE Ethernet port
• Dual Gen4 NVMe up to 16TB
• Dual 40Gbps USB4 ports
• High-bandwidth LPDDR5x memory

Cons

• Single network interface
• Soldered unupgradable RAM

The GMKtec Gaming PC Mini AI Desktop, also identified in manufacturer documentation as the GMKtec K13 AI Desktop, delivers high compute density in an enclosure measuring 7.2 by 3.5 by 1.3 inches and weighing 18.5 ounces. Powered by an Intel Core Ultra 7 256V processor featuring base clocks of 2.2GHz and boost speeds up to 4.80GHz, this system integrates an Intel Arc 140V GPU alongside a dedicated NPU delivering 115 total platform TOPS. It comes configured with 16GB of soldered LPDDR5x memory operating at 8533 MT/s, which provides roughly double the bandwidth of traditional DDR5 SODIMM configurations while drawing modest baseline operating power rated at 20 watts.

For storage engineers and NAS builders, the storage subsystem offers dual PCIe Gen4 M.2 2280 NVMe slots supporting up to 8TB per channel for a combined maximum capacity of 16TB. Network throughput is anchored by a high-speed 5GbE RJ45 LAN port that doubles standard multi-gigabit speeds, eliminating bandwidth bottlenecks when moving large uncompressed file sets or streaming raw media to client machines. External expansion is supplemented by dual USB4 40Gbps ports and an HDMI 2.1 TMDS port capable of outputting triple 4K displays at 60Hz.

This unit excels for power users deploying an all-flash gmktec nas mini pc or a local AI inference server running Ubuntu. However, because it incorporates only a single physical network port and soldered system memory that cannot be upgraded past 16GB, users seeking physical WAN-and-LAN isolation for firewall duty or massive RAM allocations for dozens of virtual machines will find dual-NIC platforms like the K11 or G11 more suitable.

02 GMKtec Mini PC for Budget Home Servers

Designed around low-overhead utility, the GMKtec Mini PC, configured under the GMKtec G3 PRO designation, is driven by an Intel Core i3-10110U processor capable of boosting to 4.1 GHz. Built to handle single-threaded responsibilities efficiently with a low 15-watt power consumption profile, it comes pre-installed with 16GB of DDR4 SO-DIMM dual-channel memory and a 512GB M.2 storage drive. An upgraded cooling fan paired with revised thermal paste maintains stable heat transfer under persistent background operation.

Peripheral and network connectivity includes an Intel i226 2.5GbE Ethernet port, four USB 3.2 Gen 1 ports offering 5Gbps transfer rates, dual HDMI 2.0 ports supporting dual 4K monitors at 60Hz, WiFi 6 (802.11ax), and Bluetooth 5.2. Drive expansion accommodates PCIe 3.0 M.2 2280 NVMe and M.2 2242 SATA interfaces. As detailed in our intel nuc kit component analysis, selecting systems with standard SO-DIMM slots provides critical long-term serviceability over soldered memory boards when memory modules fail or require reallocation.

The G3 PRO represents an ideal match for entry-level homelab operators deploying lightweight Docker containers, local DNS servers, or a baseline gmktec linux home server running Ubuntu. Shoppers should note that its storage is restricted to a single primary drive layout without integrated hardware parity, meaning that builders wanting mirrored redundant storage pools will want to step up to dual-slot platforms like the G10 or G11.

03 GMKtec K11 Gaming Mini PC for Heavy Virtualization

Best for: Virtualization hosts and Proxmox clusters

Pros

• Dual Intel i226V 2.5Gbps NICs
• RAM expandable to 128GB DDR5
• High-performance 8-core processor
• External Oculink expansion port

Cons

• Higher 54-watt power draw
• Maximum 8TB storage expansion ceiling

The GMKtec K11 Gaming Mini PC represents the high-performance tier of GMKtec’s catalog, built around the AMD Ryzen 9 8945HS processor featuring 8 cores, 16 threads, and boost capability reaching 5.4 GHz. Operating out of the box with 32GB of dual-channel DDR5 5600 MT/s memory that can expand up to 128GB, the chassis houses dual PCIe Gen4 x4 M.2 2280 slots supporting up to 8TB of storage alongside a 1TB pre-installed NVMe SSD. Cooling is managed by the Hyper Ice Chamber 2.0 dual-fan assembly with a dedicated copper base that exhausts air across 360 degrees while operating as quietly as 35dB in Quiet mode.

For networking and I/O, the K11 features dual Intel i226V 2.5Gbps NICs, an external Oculink port providing PCIe x4 bandwidth for high-speed add-on peripherals, USB4 (40Gbps), DisplayPort 2.1, and HDMI 2.1, driving up to four independent 4K displays. The updated UEFI BIOS includes switchable power operating profiles—Quiet (35W), Balance (54W), and Performance (65W)—as well as manual VRAM allocation, Auto Power On, and Wake-on-LAN controls.

Virtualization practitioners seeking a robust Proxmox host or multi-tenant gmktec dual lan mini pc will appreciate the 128GB memory ceiling and dual physical network interfaces. At an operational power draw of 54 watts, it generates more thermal load than lower-tier appliances, making it over-engineered for simple network bridging where low-power embedded processors operate more efficiently.

04 GMKtec Mini PC for Low-Power Dual LAN Appliances

Operating as an energy-conscious network appliance, the GMKtec Mini PC based on the GMKtec G11 Mini PC platform utilizes an AMD Ryzen Embedded R2514 processor. Built on AMD’s Zen+ architecture with 4 cores and 8 threads, this embedded chip delivers dependable compute capacity while operating at a modest baseline power consumption of just 7 watts. It is equipped with 16GB of dual-channel DDR4 memory (two 8GB modules) and a 512GB PCIe M.2 SSD, housed in a chassis measuring 4.48 by 4.17 by 1.67 inches and weighing 361 grams.

Networking and display capabilities make it a strong candidate for infrastructure roles, featuring dual 2.5GbE Ethernet ports, WiFi 6E operating across 6GHz bands, Bluetooth 5.2, dual HDMI 2.0 ports, and a USB-C port with DisplayPort Alt Mode for triple 4K output. When monitoring long-term thermal dissipation in appliance enclosures, our mini pc beelink core i5 testing demonstrated that dual-channel airflow paths prevent early thermal throttling during sustained data routing tasks. Storage can be expanded across dual PCIe 3.0 M.2 2280 NVMe slots, and accessing the BIOS menu via the Escape key allows users to toggle a 35W Performance Mode for heavier compute bursts.

This embedded G11 model is built specifically for users deploying pfSense, OPNsense, or an edge Ubuntu gateway requiring physical separation between WAN and LAN subnets. Those running heavy compute tasks, complex video transcoding, or large database instances will find the older Zen+ CPU architecture limiting compared to modern Zen 4 or Intel Core Ultra platforms.

05 GMKtec G10 Mini PC Ryzen 5 for Network Storage

Best for: Dual-drive flash NAS media servers

Pros

• Dual M.2 slots up to 16TB
• RAM expandable up to 64GB
• Auto Power On and Wake-on-LAN
• Included 1TB storage drive

Cons

• Single 2.5GbE network port
• Older WiFi 5 wireless standard

The GMKtec G10 Mini PC Ryzen 5 combines mid-range compute capability with extensive internal storage potential. Centered on the quad-core AMD Ryzen 5 3500U processor built on a 12nm Zen+ architecture running at 2.1GHz base and 3.7GHz boost, the system integrates an AMD Radeon Vega 8 GPU clocked at 1200 MHz. The G10 comes populated with 16GB of DDR4 SO-DIMM RAM that supports expansion up to 64GB, alongside a pre-installed 1TB SSD.

Internal expansion stands out thanks to dual M.2 2280 PCIe 3.0 slots that support drive capacities up to 8TB each, enabling a total internal flash footprint of 16TB. Network connectivity is delivered via a 2.5GbE RJ45 interface, accompanied by WiFi 5, Bluetooth 5.0, dual USB 3.2 ports, USB 2.0, HDMI 2.1 TMDS, a dedicated DisplayPort, and a full-function USB-C port supporting Power Delivery and video output. The motherboard firmware incorporates enterprise deployment toggles including RTC Wake, Auto Power On, Wake-on-LAN, and PXE Boot at a rated consumption of 25 watts.

This chassis is well-matched for builders configuring a gmktec new ubuntu linux mini pc nas where large NVMe storage volumes and up to 64GB of expandable memory are required for ZFS or Btrfs pools. Because it only provides a single 2.5GbE network jack, administrators requiring segmented routing interfaces must rely on external USB adapters or opt for the dual-LAN G11 instead.

06 GMKtec G11 Mini PC Ryzen Embedded for Dedicated Gateways

Best for: Dedicated network gateways and firewalls

Pros

• Dual 2.5GbE networking controllers
• Dual M.2 SSD slots up to 16TB
• BIOS Performance Mode option
• Dual channel DDR4 memory

Cons

• Modest 256GB baseline storage drive
• Zen+ architecture limits heavy transcoding

The GMKtec G11 Mini PC Ryzen Embedded provides an alternate configuration of the G11 platform aimed directly at server infrastructure deployments. Anchored by the 4-core, 8-thread AMD Ryzen Embedded R2514 processor, this unit pairs 16GB of dual-channel DDR4 memory with a leaner 256GB PCIe M.2 SSD. Designed to maintain stable throughput during high-traffic firewall duty, it features a configurable operating envelope peaking at 35 watts under full Performance Mode.

Its primary architectural strength lies in its dual 2.5GbE Ethernet controllers, allowing administrators to implement full link aggregation, failover routing, or isolated firewall environments without bandwidth compromises. Dual M.2 2280 PCIe 3.0 slots accommodate expansion up to 16TB total storage, while wireless duties are handled by WiFi 6E and Bluetooth 5.2. Triple display output remains functional via dual HDMI ports and DisplayPort over Type-C, providing convenient local console monitoring when necessary.

This 256GB iteration suits dedicated firewall, soft routing, and network gateway installations where the base operating system requires little local disk capacity and storage is offloaded to remote servers. If out-of-the-box local storage capacity for media or Docker container layers is essential without immediately installing aftermarket drives, the 512GB variant or the K11 will prove more practical.

How to Choose the Right GMKtec Mini PC

Executing an effective gmktec mini pc comparison depends on identifying the exact network topology and storage requirements of your home infrastructure. A thorough evaluation of controller types, interface counts, and memory layouts will clarify which gmktec mini pc to buy for long-term server deployment.

• Physical Network Interfaces: Deployments requiring dedicated edge security, hardware routing, or multi-homed subnets demand dual physical Ethernet controllers. The GMKtec G11 Mini PC variants and the GMKtec K11 Gaming Mini PC feature dual 2.5GbE interfaces that support pfSense, OPNsense, and Proxmox bridging without bottlenecking local traffic. Single-port units like the G3 PRO and G10 are restricted to client-endpoint or single-subnet network duty.
• Network Bandwidth Ceilings: For high-bandwidth storage targets, interface speed takes precedence over port counts. The GMKtec Gaming PC Mini AI Desktop leads the line with its 5GbE Ethernet interface, moving high-bitrate video streams and massive archive backups twice as fast as standard 2.5GbE hardware when connected to a matching multi-gigabit switch.
• Storage Parity and Expansion: True server and NAS duty relies on multi-drive configurations for data redundancy. Systems like the G10, G11, and K13 provide dual M.2 2280 slots capable of mounting dual 8TB drives for 16TB total storage, enabling mirrored RAID 1 configurations under Linux mdadm or ZFS. In contrast, the G3 PRO offers a single full-size M.2 2280 NVMe bay alongside a secondary 2242 SATA slot, limiting balanced high-capacity storage pools.
• Memory Architecture and Ceilings: Virtualization platforms running several containerized applications simultaneously require substantial RAM overhead. The K11 accommodates up to 128GB of DDR5 across two standard SO-DIMM slots, while the G10 expands to 64GB DDR4. Platforms with fixed memory layouts, such as the 16GB soldered LPDDR5x found on the K13 AI Desktop, prevent future memory expansion regardless of processing power.
• Continuous Power and BIOS Controls: Reliable headless operation requires robust firmware features. The G10 and K11 specifically document Auto Power On, Wake-on-LAN, and PXE Boot within their UEFI BIOS settings, ensuring that your host automatically recovers and reboots following an unexpected power outage.

FAQ