GMKtec K12 Gaming Mini PC Oculink AMD Ryzen 7 H 255 (Upgraded 8745HS) 32GB DDR5 RAM 512GB SSD, Desktop Computer Radeon 780M Graphics, 3X M.2 2280 Storage Expansion, Dual NIC 2.5G, HDMI 2.1, USB4

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Price: $719.99 - $599.99
(as of Feb 16, 2026 16:29:20 UTC – Details)

GMKtec K12 Gaming Mini PC Oculink AMD Ryzen 7 H 255 (Upgraded 8745HS) 32GB DDR5 RAM 512GB SSD, Desktop Computer Radeon 780M Graphics, 3X M.2 2280 Storage Expansion, Dual NIC 2.5G, HDMI 2.1, USB4

The GMKtec K12 Gaming Mini PC is a powerhouse of performance, designed to redefine your gaming and productivity experience. Packed with cutting-edge technology and premium features, this compact desktop computer delivers unparalleled speed, efficiency, and versatility. Whether you’re a gamer, content creator, or multitasker, the K12 Mini PC is engineered to exceed your expectations.

Unleash Next-Level Performance

At the heart of the GMKtec K12 is the AMD Ryzen 7 H 255 processor, an upgraded version of the Ryzen 7 8745H. With 8 cores and 16 threads, this chip boasts a maximum clock speed of 4.9 GHz, ensuring smooth and responsive performance for even the most demanding tasks. Built on the advanced Zen 4 architecture, it supports AVX512 and features larger caches, registers, and buffers, making it a true beast for gaming, video editing, and multitasking.

Immersive Gaming with Radeon 780M Graphics

The integrated Radeon 780M GPU takes your gaming experience to new heights. With 12 compute units (768 shaders) and a clock speed of up to 2,600 MHz, this graphics powerhouse delivers stunning visuals and seamless gameplay. It supports hardware encoding and decoding for popular video codecs like AV1, AVC, and HEVC, ensuring smooth playback of high-resolution content. Whether you’re exploring open-world games or competing in fast-paced shooters, the Radeon 780M ensures every frame is rendered with precision and clarity.

Massive Storage and Expandability

The K12 Mini PC comes equipped with 32GB of DDR5 RAM running at 5600MHz, providing lightning-fast data access and multitasking capabilities. Its 512GB PCIe 4.0 SSD offers ample storage for your games, applications, and files, while three M.2 2280 expansion slots allow you to add up to 24TB of additional storage. This makes the K12 an ideal choice for gamers, content creators, and professionals who need a reliable and scalable storage solution.

Quad Screen 4K Display Support

Take your productivity and entertainment to the next level with the K12’s quad-screen display support. It features HDMI 2.1 (8K@60Hz), DisplayPort 1.4 (4K@60Hz), and USB Type-C ports with PD3.0/DP1.4/DATA support. Whether you’re gaming on multiple monitors, editing videos, or multitasking across screens, the K12 ensures crystal-clear visuals and seamless connectivity.

Oculink Port for Enhanced Performance

The inclusion of an Oculink port sets the K12 apart from other mini PCs. Operating at PCIe x4 speeds, it provides higher bandwidth, better frame rates, and lower lag compared to Thunderbolt. This makes it perfect for gamers and content creators looking to maximize their performance with eGPU setups.

Dual NIC 2.5GbE and Advanced Connectivity

The K12 Mini PC is designed with dual Ethernet 2.5GbE LAN ports, offering versatile applications such as firewall setups, multichannel aggregation, and file storage servers. Built-in WiFi 6E and Bluetooth 5.2 ensure stable and efficient connections to wireless devices like projectors, printers, monitors, and speakers.

Efficient Cooling and RGB Lighting

GMKtec has equipped the K12 with dual cooling fans—a turbo CPU fan and a massive DDR5/SSD cooling fan—to keep your system running cool and silent, even under heavy loads. With advanced heat pipes and 360° airflow, the K12 maintains optimal temperatures while operating at just 35dB in Quiet Mode. Additionally, 13 dazzling RGB lighting modes allow you to personalize your setup and create a gaming atmosphere that matches your style.

GMKtec Warranty and Support

Every GMKtec K12 Mini PC comes with a 1-year limited warranty, ensuring peace of mind and protection against manufacturing defects. With a professional after-sales team available 24/7, you can focus on enjoying your mini PC without any worries.

Elevate Your Gaming and Productivity

The GMKtec K12 Gaming Mini PC is more than just a compact computer—it’s a game-changer. With its powerful AMD Ryzen 7 H 255 processor, Radeon 780M graphics, massive storage, and advanced connectivity, it’s designed to meet the needs of gamers, creators, and professionals alike. Whether you’re conquering virtual worlds, editing high-resolution videos, or multitasking across multiple screens, the K12 delivers unmatched performance and reliability.

Don’t miss out on this exceptional mini PC. Upgrade your setup today with the GMKtec K12 and experience the future of gaming and productivity!