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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

Pre-Installed Windows 11 Pro System,High-Performance Ryzen 7 H 255:8C/16T Zen 4 CPU up to 4.9GHz, paired with Radeon 780M iGPU for smooth 8K output and gaming with FSR support.
32GB DDR5 + Expandable SSD:32GB DDR5 5600MHz RAM + 512GB PCIe 4.0 SSD, with 3x M.2 slots supporting up to 24TB total storage.
Versatile I/O & Connectivity:Quad 4K/8K display support, Oculink port for eGPU expansion, dual 2.5GbE LAN, WiFi 6E, and BT 5.2 for stable connections.
Quiet Cooling & RGB Lighting:Dual-fan cooling with heatpipes keeps the system quiet (35dB) and cool, plus 13 RGB modes for customization.
Reliable Warranty1-year GMKtec warranty covers design defects, with professional after-sales support for worry-free use.

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Upgraded Model with Oculink Port, Larger Cooling Fans and Quad Display Support!

GMKtec K12 AMD Ryzen 7 H 255 Specification

CPU	AMD Ryzen 7 H 255 (8C/16T, Up to 4.9GHz, L3 16MB Cache, TDP35~70W)
GPU	AMD Radeon 780M (12Core 2600 MHz)
RAM	32GB Dual Channel (16GB*2) DDR5 5600 MT/S
Storage	512GB PCIe 4.0 3*M.2 2280 SSD NVME
Storage Expansion	Triple M.2 SSD 2280 Slots. MAX (2* PCIE4.0x2/ 1* PCIE4.0x4) 8TB*3=24TB
Wireless LAN	Dual 2.5G LAN (RJ45) \| WIFI 6E BT5.2
Video output	Quad Display Output, HDMI 2.1 (8K@120HZ), DP1.4 (8K@120HZ), Type-C (PD/DP/Data)1, USB4.01

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
Interface	2 x 3.5mm CTIA Port, 1 x Power Mode Button, 1 x Fan Light Mode Button, 1 x USB 4.0 Port, 1 x Type-C (PD/DP/Data), 1 x HDMI 2.1 Port, 1 x DP 1.4 Port, 3 x USB 3.2 Gen2 (10Gbps) Port, 2 x USB 2.0 Port, 2 x RJ45 (2.5G LAN) Port
Power Adapter	DC IN: 19V-6.32A 120W Certification \| Input: 100-240V AC, 50/60Hz , Output: 19V/6.32A
Operating Environment	-10C to 45C, 30% to 85% Humidity
Storage Environment	-20C to 60C, 10% to 90% Humidity
Cooling Method	VC Cooling Design for CPU with Large Fans + DDR/SSD Cooling Fan with Lighting
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

RYZEN 7 H 255 CPU - The Ryzen 7 H 255 is a chip from the Hawk Point family and is an upgraded version of the older Ryzen 7 8745H and has 8 cores (16 threads thanks to SMT support) that run at up to 4.9 GHz, together with the powerful Radeon 780M iGPU. Unlike Zen 3, Zen 4 offers AVX512 support along with other improvements such as larger caches/registers/buffers across the board.
GAMING PC - The Radeon 780M (12 CUs / 768 shaders, up to 2,600 MHz) can drive multiple displays simultaneously with a resolution of up to 8K. Hardware encoding and hardware decoding of the most common video codecs (AV1, AVC, HEVC) is also no problem; playing the latest games on FSR settings without issues.
32GB DDR5 RAM + 512GB SSD - The K12 mini computer is equipped with Dual 16GB (Total 32GB) SO-DIMM DDR5 5600MHz memory sticks. 512GB PCIE 4.0 SSD Drive with 3x M.2 2280 Expansion slots. Each slot capable of reading up to 8TB. (24TB MAX)
QUAD SCREEN 4K DISPLAY SUPPORT - K12 Mini PC support 4-screen 4K/8K output via HDMI 2.1 (8K@60Hz), DisplayPort 1.4 (4K@60Hz), and USB Type-C Transfer speed (supporting PD3.0/DP1.4/DATA). Ideal for gaming, video editing, and multitasking, it provides expansive and crisp multi-display support.
OCULINK PORT - The Oculink port on the rear interface enables higher bandwidth capabilities, better frame rates and lower lag. The standard also operates at PCIe x4 speeds, compared to Thunderbolt's x3. Gamers and content creators can benefit from Oculink's higher bandwidth, resulting in better performance and lower lag for eGPU setups
DUAL NIC FAST 2.5GBE + WIFI 6E + BT 5.2 - Dual Ethernet 2.5GbE LAN port design provides more applications, such as firewall, multichannel aggregation, soft routing, file storage server. Built-in WIFI 6E / Bluetooth 5.2 is more stable and efficient to connect multiple wireless devices such as projector, printer, monitor, speakers and etc.
DUAL COOLING FANS WITH LIGHTING - Turbo CPU fan + a massive DDR5/SSD cooling fan deliver silent, ultra-efficient cooling (just 35dB in Quiet Mode!), while the advanced heatpipes and 360° airflow keeps your Ryzen Mini PC frosty under heavy loads. Plus, 13 dazzling RGB lighting modes let you personalize your rigs vibe.
GMKtec Warranty- GMKtec offers a 1-year limited warranty for each mini PC, starting from the date of the purchase. All defects due to design and workmanship are covered. With a professional after sales team always ready to attend to your needs, you can simply relax and enjoy your mini PC

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Brand	GMKtec
Series	K12
Model	K12 32+512
Part Number	K12 32+512
Color	Gunmetal Black
Form Factor	MINI PC

CPU Type	AMD Ryzen 7
CPU Socket	TSMC 4nm FinFET
CPU Cores	8-Core

North Bridge	Integrated in AMD Ryzen 7 H 255 SoC
South Bridge	Integrated in AMD Ryzen 7 H 255 SoC

Memory installed	32GB (2x16GB) DDR5 5600 MT/s
Memory slot	2 x SO-DIMM Slots
Memory Type Supported	DDR5 5600 MT/s
Dual Channel Memory Supported	Yes

Hard Drive Installed	512GB PCIe 4.0 M.2 2280 NVMe SSD
M.2	3x M.2 2280 PCIe 4.0 Slots (Max 24TB Total Storage)

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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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Onboard Audio	Realtek HD Audio Codec
Channel	Stereo (2-channel)

LAN	Dual 2.5GbE Ethernet (Realtek RTL8125BG)
Max LAN Speed	2.5Gbps per port
Wireless LAN	WiFi 6E (RZ616, up to 2.4Gbps)
WiFi Generation	Wi-Fi 6E
Bluetooth	Bluetooth 5.2

Front USB	3 Ports (1x USB3.2 Gen2 Type-C, 2x USB3.2 Gen2 Type-A, 1x USB2.0 Type-A)
Front Audio Ports	1 x 3.5mm Combo Audio Jack
Other Front Ports	1x Power Button, 1x Reset Button (Clear CMOS)

HDMI	Standard HDMI 2.1 (Supports 8K@120Hz)
DisplayPort	DP 1.4 (Supports 8K@120Hz)
Rear USB	Total: 5 Ports (1x USB4, 1x USB3.2 Gen2, 2x USB3.2 Gen1, 1x USB2.0)
RJ45	Dual 2.5GbE Ethernet (Realtek RTL8125BG)
Rear Audio Ports	1 x 3.5mm Combo Audio Jack
Other Rear Ports	1 x OCulink (PCIe 4.0 x4)
Internal Connectors	2 x M.2 2280 PCIe 4.0 Slots (1x for SSD, 1x for SSD/Extension)

Input	100-240V AC, 50/60Hz (Universal Input)
Power Supply	120W DC Output (19V 6.32A)

Physical SPEC
Dimensions	15.4 x 15.1 x 7.36 cm
Weight	0.92kg

Item#: 9SIC5P6KU58813

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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

+ 10.00 off w/ promo code GMKtecK12001,limited offer By GMKtec-Official

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