GMKtec NucBox G6
GMKtec

NucBox G6

CPU r3 5425U
GPU Vega 6
Max RAM 64GB
Drives 2
From $170
Seller Amazon

The GMKtec NucBox G6 is a mini PC powered by the AMD r3 5425U (Zen 3 gen). It features 4 performance cores and 8 threads and a soldered CPU. Graphics are handled by the integrated AMD Vega 6. Supports up to 64GB of RAM across 2 slots at 3200 MT/s. Storage capacity of up to 2 drives including 2 NVMe. Networking features 2 Ethernet ports (up to 2.5G). Dimensions: 128 × 127 × 48mm (0.78L). Uses a GaN PSU (65W), 15W TDP.

CPU & Performance

CPUr3 5425U
GenerationZen 3
P-Cores4
Threads8
Single-core58
Multi-core17
Socket0

GPU

GPUVega 6
Discrete GPUNo
Integrated GPUYes
eGPU supportNo

RAM

Max RAM64GB
RAM slots2
Max speed3200 MT/s
ECC supportNo

Storage

Max drives2
NVMe slots2
Gen3 x42
SD cardNo

Ports & Connectivity

Max displays3

Network

Max Ethernet2G
2.5G ports2
vProN

Physical

Dimensions128 × 127 × 48 mm
Volume0.78L
Fan size70mm
Warranty1 yr

Power

TDP15W
PSU typeGaN
PSU65W

Pricing

16GB / 512GB$240
16GB / 1TB$270

Additional

Recommended for office work, web browsing, media playback, light home or business use, larger multitasking workloads, network-focused setups, and very small desk setups. Consider GMKtec NucBox G6 if you want a ultra-compact mini PC built around its listed AMD r3 5425U processor and AMD Vega 6 integrated GPU. It is less suitable for heavy gaming or GPU-accelerated workloads because no discrete or high-speed external GPU path is listed.

GMKtec NucBox G6 features AMD r3 5425U with AMD Vega 6 integrated GPU, offering 2× 2.5G Ethernet. CPU details include Zen 3 CPU generation, 4 performance cores, and 8 threads. Memory support includes up to 64GB RAM across 2 slots at 3200 MT/s. Storage support includes up to 2 storage drives including 2 NVMe SSD slots and 2× PCIe Gen3 x4 NVMe. Display support includes support for up to 3 displays. Port connectivity includes full-function USB-C with PD/video/data at 65W. Networking includes 2× 2.5G Ethernet. Physical design includes a 128 × 127 × 48 mm chassis (0.78L). Cooling information lists 70 mm main fan and 40 mm secondary fan. Power information lists GaN power supply rated at 65W and 15W TDP. Lifecycle information lists 1-year warranty and release date listed as 15-Oct-2024.

The overall score is not populated for GMKtec NucBox G6, so this model should be evaluated by the listed hardware specifications rather than by a ranked dataset position.

Verdict

Best for

office productivity, software development, 4K media playback, larger multitasking setups, router/firewall or homelab use.

Avoid if

you need modern AAA gaming or sustained GPU rendering; you need a high-speed external-GPU or advanced docking path.

Alternatives
  • AOOSTAR T8 Plus / M8S — better value at comparable performance
  • GMKtec/Morefine Nucbox K11 4090M — higher performance ceiling
  • SZBOX Z66 — closest spec alternative

Review

The GMKtec NucBox G6 is a ultra-compact mini PC built around AMD r3 5425U and AMD Vega 6 integrated graphics. With a listed price around $170, it is aimed at buyers looking for office productivity, software development, 4K media playback, larger multitasking setups, router/firewall or homelab use. The core spec sheet is solid for its class: up to 64GB RAM across 2 slots at 3200 MT/s, up to 2 drives, including 2 NVMe slots (2 PCIe 3.0 x4 NVMe), 2×2.5GbE, and USB-C PD up to 65W. Because the overall score is not populated, this model is best evaluated by its listed specifications, price, and feature mix rather than a single rank. The listed release date is 15-Oct-2024. The main reason to pause is fit: avoid it if you need modern AAA gaming or sustained GPU rendering; you need a high-speed external-GPU or advanced docking path. Overall, the GMKtec NucBox G6 makes the most sense when its CPU/GPU balance, port selection, and expansion profile match your workload; otherwise, compare it against similarly priced mini PCs with better networking, quieter cooling, or stronger upgrade paths.

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