In Stock

GMKtec NucBox K12 AMD Ryzen™ 7 H 255 Mini PC

£299.99 £449.99
VAT included where applicable. If customs charges occur, please pay first and contact us for reimbursement.
  • 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

Bank Holiday Specials: £20 Off

Use code to save £20 at checkout.

K12UK20

Ends 11 May. Final price updates at checkout.


Type:

Barebone (No RAM/No SSD/No Window 11 Pro Pre-intalled)

Quantity:

GMKtec NucBox K12 AMD Ryzen™ 7 H 255 Mini PC
£299.99 £449.99

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

16,402

Intel Core i5-13500H

14,426

AMD Ryzen 7 7735HS

12,760

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

3× Times

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

2.5× Times

1000MbpS LAN