GMKtec Nucbox K8 Plus 7800XT
GMKtec

Nucbox K8 Plus 7800XT

CPU r7 8845HS/7840HS
GPU 7800XT
Max RAM 96GB
Drives 2
From $940
Seller Amazon

The GMKtec Nucbox K8 Plus 7800XT is a mini PC powered by the AMD r7 8845HS/7840HS (Zen 4 gen). It features 8 performance cores and 16 threads and a soldered CPU. Graphics are handled by the integrated AMD 7800XT, with eGPU support. Supports up to 96GB of RAM across 2 slots at 5600 MT/s. Storage capacity of up to 2 drives including 2 NVMe. Connectivity includes USB4 40Gbps, OCuLink, HDMI 2.1, DisplayPort 1.4. Networking features 2 Ethernet ports (up to 2.5G). Dimensions: 290 × 225 × 152mm (9.92L). Uses a Brick PSU (120W), 70W TDP.

CPU & Performance

CPUr7 8845HS/7840HS
GenerationZen 4
P-Cores8
Threads16
Single-core76
Multi-core44
Socket0

GPU

GPU7800XT
Discrete GPUNo
Integrated GPUYes
eGPU supportYes

RAM

Max RAM96GB
RAM slots2
Max speed5600 MT/s
ECC supportNo

Storage

Max drives2
NVMe slots2
Gen4 x42
SD cardNo

Ports & Connectivity

HDMI 2.12
DP 1.43
USB4 40Gbps2
OCuLinkYes
Max displays8

Network

Max Ethernet2G
2.5G ports2
vProN

Physical

Dimensions290 × 225 × 152 mm
Volume9.92L
Fan size90mm
Warranty1 yr

Power

TDP70W
PSU typeBrick
PSU120W

Pricing

Minimum$1,370
Barebone est.$940
32GB / 1TB$1,370

Additional

Recommended for productivity, software development, multitasking, media use, light gaming, memory-heavy workloads, and network-focused setups. Consider GMKtec Nucbox K8 Plus 7800XT if you want a larger performance-focused mini PC built around its listed AMD r7 8845HS/7840HS processor and AMD 7800XT integrated GPU. It is less suitable for heavy gaming than models with a discrete GPU, but the listed expansion and integrated graphics options make it flexible for everyday workloads.

GMKtec Nucbox K8 Plus 7800XT features AMD r7 8845HS/7840HS with AMD 7800XT integrated GPU, offering 2× 2.5G Ethernet and USB4, OCuLink, HDMI 2.1, and DisplayPort. CPU details include Zen 4 CPU generation, 8 performance cores, and 16 threads. Memory support includes up to 96GB RAM across 2 slots at 5600 MT/s. Storage support includes up to 2 storage drives including 2 NVMe SSD slots and 2× PCIe Gen4 x4 NVMe. Display support includes support for up to 8 displays. Port connectivity includes 2× USB4 40Gbps, 2× HDMI 2.1, 3× DisplayPort 1.4, and OCuLink. Networking includes 2× 2.5G Ethernet. Physical design includes a 290 × 225 × 152 mm chassis (9.92L). Cooling information lists 90 mm main fan and 70 mm secondary fan. Power information lists Brick power supply rated at 120W and 70W TDP. Lifecycle information lists 1-year warranty and release date listed as 26-Sep-2024.

Based on its overall score of 305.4, GMKtec Nucbox K8 Plus 7800XT is positioned as a strong upper-range mini PC entry in this dataset; compare it against alternatives by CPU class, GPU type, memory ceiling, storage expansion, LAN, and port selection.

Verdict

Best for

compact gaming, GPU-accelerated creative work, multitasking, developer workloads, larger multitasking setups.

Avoid if

you need a truly tiny mini PC.

Alternatives
  • Geekom A6 — better value at comparable performance
  • GMKtec/Morefine Nucbox K11 4090M — higher performance ceiling
  • HP Pavilion All-in-One 32-b1000 — more compact chassis

Review

The GMKtec Nucbox K8 Plus 7800XT is a small-form-factor mini PC built around AMD r7 8845HS/7840HS and AMD 7800XT integrated graphics. With a listed price around $940, it is aimed at buyers looking for compact gaming, GPU-accelerated creative work, multitasking, developer workloads, larger multitasking setups. The core spec sheet is solid for its class: up to 96GB RAM across 2 slots at 5600 MT/s, up to 2 drives, including 2 NVMe slots (2 PCIe 4.0 x4 NVMe), 2×2.5GbE, and 2 USB4 40Gbps, 1 OCuLink, 2 HDMI 2.1, 3 DisplayPort. Its 305.4 overall score puts it in the upper-middle part of this mini PC database, making it a credible shortlist candidate rather than just a budget filler. The listed release date is 26-Sep-2024. The main reason to pause is fit: avoid it if you need a truly tiny mini PC. Overall, the GMKtec Nucbox K8 Plus 7800XT 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.

Review Summary

Reviews and owner reports of the GMKtec NucBox K8 Plus praise the Ryzen 7 8845HS performance, improved cooling, dual M.2 slots, OCuLink, dual 2.5GbE LAN, and good value for productivity and moderate gaming. Review takeaway: a strong all-round mini PC platform if you want expansion without moving to a large desktop.

Notes

Minisforum DEG1 eGPU. Feb 12 2025: microphone https://www.reddit.com/r/MiniPCs/s/IG31DU7150. Feb 7 2025: DO NOT BUY, HIDDEN MICROPHONE RISK. Dec 13 2024: 64 to 96GB max RAM https://www.reddit.com/r/MiniPCs/s/QrAgzKTRQT. Oct 15 2024: $430 to $355

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