GMKtec NucBox K12 AMD Ryzen™ 7 H 255 Mini PC
- CPU & Graphics: AMD Ryzen™ 7 H 255 processor with 8 cores, 16 threads, boost speeds of up to 4.9 GHz and AMD Radeon™ 780M graphics
- Memory & Storage: 32 GB DDR5 dual-channel memory, upgradeable up to 96 GB, with 512 GB or 1 TB PCIe 4.0 SSD storage and support for up to 24 TB across 3 × M.2 slots
- Connectivity: 1 × HDMI 2.1, 1 × DisplayPort 1.4, 1 × USB4, 1 × USB-C with 4-display support, Wi-Fi 6, Bluetooth 5.2 and dual 2.5 Gigabit LAN
- Ideal For: Home office, multitasking, productivity and everyday desktop performance
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GMKtec Nucbox K12
AMD Ryzen™ 7 H 255
8 Cores / 16 Threads, Zen 4, 3.8GHz (Max. 4.9GHz), 8MB L2 + 16MB L3 cache, TDP 35–54W (Max. 70W Design)
AMD Radeon™ 780M, 12 Core @ 2600 MHz
Storage up to 24TB
512GB / 1TB SSD (PCIe 4.0), expandable up to 24TB via 3×M.2 (2×PCIe 4.0x2, 1×PCIe 4.0x4)
Dual-Channel DDR5 @5600 MT/s
32GB (2×16GB) @ 5600 MT/s, Max. 96GB
4 Screens 8K Display
1× HDMI 2.1, 1× DP 1.4, 1× USB4, 1× Type-C (supports simultaneous 4-screen output)
Oculink Port
PCle Gen4 x4,Supports external RTX 4060 GPU
WIFi 6E+BT5.2
WiFi 6E (RZ616), up to 2.4 Gbit/s at 160MHz
USB4.0 *1
AMD Ryzen™ 7 H 255
8 Cores / 16 Threads, Zen 4, 3.8GHz (Max. 4.9GHz), 8MB L2 + 16MB L3 cache, TDP 35–54W (Max. 70W Design)
AMD Radeon™ 780M, 12 Core @ 2600 MHz
Storage up to 24TB
512GB / 1TB SSD (PCIe 4.0), expandable up to 24TB via 3×M.2 (2×PCIe 4.0x2, 1×PCIe 4.0x4)
Dual-Channel DDR5 @5600 MT/s
32GB (2×16GB) @ 5600 MT/s, Max. 96GB
4 Screens 8K Display
1× HDMI 2.1, 1× DP 1.4, 1× USB4, 1× Type-C (supports simultaneous 4-screen output)
Oculink Port
PCle Gen4 x4,Supports external RTX 4060 GPU
WIFi 6E+BT5.2
WiFi 6E (RZ616), up to 2.4 Gbit/s at 160MHz
USB4.0 *1
Powerful core, new world of gaming
AMD Ryzen™ 7 H 255
Zen 4, 3.8GHz (Max. 4.9GHz)
8 Cores / 16 Threads, TDP 35–54W (Max. 70W Design)
8MB L2 + 16MB L3 Cache
Cinebench R23 Multi-Core Score
AMD Ryzen™ 7 H 255
Intel Core i5-13500H
AMD Ryzen 7 7735HS
Maximum Storage & Speed
With 128 GB DDR5 5600 MT/s (expandable up to 128 GB) and a 1 TB PCIe 4.0 SSD (supports up to 24 TB), the system offers enormous performance. Thanks to 2 × M.2 PCIe 4.0 x2 and 1 × M.2 PCIe 4.0 x4 slots, fast upgrades are possible at any time.
128GB (64GBx2) DDR5 5600MT/S Removable memory, supports up to 128GB
1TB PCle 4.0 SSD(Up to 24TB supported)
2*M.2 2280 PCIE4.0x2 SSD
1*M.2 2280 PCIE4.0x4 SSD
Gaming-ready network configuration
Wi-Fi 6E – up to 3× faster than Wi-Fi 5
Wi-Fi 6E outperforms Wi-Fi 6 with the new 6GHz band, support for up to 320MHz channels, delivering faster, more stable data speeds while staying compatible with Wi-Fi 6/5 devices.
WiFi 6E
Wifi 5
Dual LAN (RJ45) – Network connections, compatible with Linux, Ubuntu, ESXi and VMware
DUAL 2.5G HIGH SPEED ETHERNET
Read/Write Speed
2.5Gbps LAN
1000MbpS LAN
