GMKtec Nucbox K8 Plus
GMKtec

Nucbox K8 Plus

CPU r7 8845HS/7840HS
GPU RDNA3 780M
Max RAM 128GB
Drives 2
From $400
Seller Amazon

The GMKtec Nucbox K8 Plus 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 RDNA3 780M. Supports up to 128GB 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: 132 × 127 × 58mm (0.97L). Uses a Brick PSU (120W), 70W TDP.

CPU & Performance

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

GPU

GPURDNA3 780M
Discrete GPUNo
Integrated GPUYes
eGPU supportNo

RAM

Max RAM128GB
RAM slots2
Max speed5600 MT/s
ECC supportNo

Storage

Max drives2
NVMe slots2
Gen4 x42
SD cardNo

Ports & Connectivity

HDMI 2.11
DP 1.41
USB4 40Gbps2
OCuLinkYes
Max displays4

Network

Max Ethernet2G
2.5G ports2
vProN

Physical

Dimensions132 × 127 × 58 mm
Volume0.97L
Fan size80mm
Warranty1 yr

Power

TDP70W
PSU typeBrick
PSU120W

Pricing

Minimum$540
Barebone est.$400
32GB / 1TB$660

Additional

Recommended for productivity, software development, multitasking, media use, light gaming, memory-heavy workloads, and network-focused setups. Consider GMKtec Nucbox K8 Plus if you want a ultra-compact mini PC built around its listed AMD r7 8845HS/7840HS processor and AMD RDNA3 780M 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 features AMD r7 8845HS/7840HS with AMD RDNA3 780M 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 128GB 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 4 displays. Port connectivity includes 2× USB4 40Gbps, 1× HDMI 2.1, 1× DisplayPort 1.4, OCuLink, and full-function USB-C with PD/video/data at 100W. Networking includes 2× 2.5G Ethernet. Physical design includes a 132 × 127 × 58 mm chassis (0.97L). Cooling information lists 80 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 340.6, GMKtec Nucbox K8 Plus 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.

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

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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