GMKtec NucBox K12 Mini PC – AMD Ryzen 7 H 255 (32GB RAM/1TB SSD)

Product Specifications
CPU Model	AMD Ryzen™ 7 H 255
CPU Architecture	Ryzen 200 Series, 8 cores 16 threads, Zen 4, 3.8GHz base / 4.9GHz max, 8MB L2, 16MB L3
CPU Package / TDP	TSMC 4nm FinFET (CCD size: 178mm²) / TDP 35-54W (Max 65W)
GPU	AMD Radeon™ 780M, 12 cores, 2600 MHz
Memory (RAM)	2×DDR5 SO-DIMM dual channel, 16GB×2 = 32GB, 5600 MT/s (max 128GB)
Storage (ROM) / Expansion	1TB / 2×M.2 2280 PCIe 4.0×2 + 1×M.2 2280 PCIe 4.0×4 (Max 24TB)
Video Output	HDMI + DP + USB4 + Type-C, quad-display output
Network	WiFi 6E RZ616 (Max 2.4Gbps), Bluetooth 5.2, 2×2.5G LAN (Realtek 8125BG)
Power	DC IN 19V 6.32A 120W; Built-in button battery
Front I/O	• 1×3.5mm Combo jack • 1×USB3.2 Gen2 Type-C (PD/DP/Data) • 2×USB3.2 Gen2 Type-A • 1×USB2.0 • Power button w/ LED, Clear CMOS
Rear I/O	• 1×DC port, 1×3.5mm Combo jack • 1×HDMI 2.1, 1×DP 1.4 • 1×Oculink (PCIe Gen4×4) • 1×USB3.2 Gen2 + 1×USB2.0 • 2×2.5G LAN • Fan/LED control button
OS	Windows 11 Pro
Key Features	• AI desktop center with 165W+ performance • 3 performance modes (35W/54W/65W) • Triple M.2 SSD support (PCIe 4.0) • Dual fan design: CPU VC + intelligent fan • Oculink eGPU support