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Why choose GMKtec K12 Mini PC ?✅AMD Ryzen 7 H 255 Mini PC – High Performance Compact ComputingPowered by the advanced Hawk Point architecture, the Ryzen 7 H 255 processor delivers notable upgrades over its predecessor, featuring 8 cores and 16 threads with speeds up to 4.9 GHz. Built on the Zen 4 platform, it introduces AVX512 support, expanded caches, and enhanced registers for superior multitasking and compute performance. Integrated Radeon 780M graphics ensure exceptional visual output and smooth gameplay.✅ Immersive Graphics with Radeon 780MEquipped with the Radeon 780M iGPU (12 CUs, 768 shaders, 2,600 MHz), this mini PC supports multiple displays up to 8K resolution and hardware accelerated encoding/decoding for AV1, AVC, and HEVC formats. Enjoy seamless gaming and multimedia Product Description GMKtec K12 Mini PC AMD Ryzen 7 H 255 Up to 4.9GHz 32GB DDR5 RAM 512GB / 1TB SSD
GMKtec K12 Mini PC Specification CPU AMD Ryzen 7 H 255 (8C/16T, Up to 4.9GHz, L3 16MB Cache, TDP35~70W) Other Functions 13 Mode RGB Fan Lighting Button, Wake ON LAN, Auto Power ON, Performance Settings, Oculink Port on the Rear Interface, 3.5mm audio port on the rear interface GPU AMD Radeon 780M (12Core 2600 MHz) Interface 2* 3.5mm CTIA Port; 1*Power Mode Button;; 1*Fan Light Mode Button; 1* USB 4.0 Port;1*Type-C (PD/DP/Data)；1* HDMI 2.1 Port; 1* DP1.4 Port; 3* USB 3.2 Gen2 (10Gbps) Port; 2*USB2.0; 2* RJ45 (2.5G LAN) Port RAM 32GB Dual Channel (16GB*2) DDR5 5600 MT/S Storage 512GB / 1TB PCIe 4.0 3*M.2 2280 SSD NVME Operating Environment -10°C--45°C，30%--85% Humidity Storage Expansion Triple M.2 SSD 2280 PCIE4.0*4 Slots. MAX 8TB*3=24TB Storage Environment -20°C--60°C，10%--90% Humidity Wireless LAN Dual 2.5G LAN (RJ45) | WIFI 6E BT5.2 Cooling Method Dual Heat Pipe Cooling Design CPU Large Fans + DDR/SSD Cooling Fan with Lighting Video output Quad Display Output, HDMI 2.1 (8K@120HZ), DP1.4 (8K@120HZ), Type-C (PD/DP/Data)*1, USB4.0*1 Package Contents 1 x GMKtec Nucbox K12 AMD Ryzen 7 H 255 Mini PC, 1 x Power Adapter, 1 x HDMI Cable, 1 x User Manual, 1 x VESA Mount with Screws
Why choose GMKtec K12 Mini PC ? ✅AMD Ryzen 7 H 255 Mini PC – High Performance Compact Computing Powered by the advanced Hawk Point architecture, the Ryzen 7 H 255 processor delivers notable upgrades over its predecessor, featuring 8 cores and 16 threads with speeds up to 4.9 GHz. Built on the Zen 4 platform, it introduces AVX512 support, expanded caches, and enhanced registers for superior multitasking and compute performance. Integrated Radeon 780M graphics ensure exceptional visual output and smooth gameplay. ✅ Immersive Graphics with Radeon 780M Equipped with the Radeon 780M iGPU (12 CUs, 768 shaders, 2,600 MHz), this mini PC supports multiple displays up to 8K resolution and hardware accelerated encoding/decoding for AV1, AVC, and HEVC formats. Enjoy seamless gaming and multimedia experiences with FSR support. ✅ Ample Memory and Storage Configured with 32GB DDR5 5600MHz RAM and a 512GB/ 1TB PCIe 4.0 SSD, the system offers swift data access and smooth operation. Three M.2 2280 slots support expansion up to 24TB, providing abundant storage for professional and entertainment use. ✅ Quad 4K/8K Display Output Drive up to four external displays simultaneously via HDMI 2.1 (8K@60Hz), DisplayPort 1.4 (4K@60Hz), and USB Type-C with DP Alt Mode. Ideal for multitasking, gaming, and content creation in high resolution. ✅ Oculink Port for Expanded Graphics The rear Oculink interface delivers PCIe x4 bandwidth for eGPU connectivity, outperforming Thunderbolt with reduced latency and higher frame rates—perfect for gamers and creators seeking desktop-level graphics in a compact form. ✅ High-Speed Connectivity A 2.5GbE LAN port supports advanced network applications including firewalls, link aggregation, and network storage. Wi-Fi 6E and Bluetooth 5.2 ensure fast, stable wireless performance for multiple peripherals. ✅ Efficient Dual Cooling with RGB Lighting A turbo CPU fan combined with a dedicated memory/SSD cooling fan maintains low temperatures and quiet operation (as low as 35 dB). Thirteen customizable RGB lighting modes allow personalized aesthetics without compromising performance. ✅ Reliable Service Support Backed by GMKtec's 1-year limited warranty, covering defects in design and craftsmanship. A dedicated support team ensures prompt assistance, giving you confidence in your investment.
Shipping
1.We usually ship within 1-3 days.
2.We typically ship to addresses within the United States via USPS (except Alaska, Hawaii, APO/AFO, Po Box, or any US Protecatorates) .
3.Other countries please contact me via Messages.
Returns
1. Within 30 days of payment, In the event of non-human-induced malfunctions of the item, a full refund or free replacement with a brand-new device will be provided.
2. If you have any questions after receiving your item, please contact us via Messages.
Payment
1. Our store accepts all major credit cards. Relevant transactions can be completed through the secure payment processing platform PayPal or Payoneer.
Warranty
GMKtec provides a 1-year warranty for each mini PC. From the date of your purchase, you can enjoy a worry free experience.
About Us
GMKtec was founded in June 2019, We specializes in the research, development and production of high-performance Mini PCs.Starting in 2025, GMKtec launched its AI Mini Computer series, bringing truly intelligent and powerful AI mini devices to your desktop.We aim to integrate cutting-edge technology into your work, life, and entertainment, creating a better lifestyle.Feel free to reach out to us via Messages, and we will typically respond within 24 hours.
