GMKtec Gaming Mini PC AMD Ryzen 7 H 255 (Upgraded 8745HS) 32GB DDR5 1TB SSD, Desktop Computer 3XM.2 2280 Expansion, Oculink, Dual NIC 2.5G, HDMI 2.1, USB4 K12

Original price was: $749.99.Current price is: $609.98.

Buy GMKtec Gaming Mini PC AMD Ryzen 7 H 255 (Upgraded 8745HS) 32GB DDR5 1TB SSD, Desktop Computer 3XM.2 2280 Expansion, Oculink, Dual NIC 2.5G, HDMI 2.1, USB4 K12 online from amazon or ebay or walmart GMKtec Gaming Mini PC AMD Ryzen 7 H 255 (Upgraded 8745HS) 32GB DDR5 1TB SSD, Desktop Computer 3XM.2 2280 Expansion, Oculink, Dual NIC 2.5G, HDMI 2.1, USB4 K12

Description

Price: $749.99 - $609.98
(as of Jan 20, 2026 02:13:16 UTC – Details)

Buy GMKtec Gaming Mini PC AMD Ryzen 7 H 255 (Upgraded 8745HS) 32GB DDR5 1TB SSD, Desktop Computer 3XM.2 2280 Expansion, Oculink, Dual NIC 2.5G, HDMI 2.1, USB4 K12 online from amazon or ebay or walmart GMKtec Gaming Mini PC AMD Ryzen 7 H 255 (Upgraded 8745HS) 32GB DDR5 1TB SSD, Desktop Computer 3XM.2 2280 Expansion, Oculink, Dual NIC 2.5G, HDMI 2.1, USB4 K12

From the brand

gmktec mini pcgmktec mini pc

Pocket Intel Mini PC Series-G

AMD Gaming Mini PC Series-K

Intel Mini PC Series-M

Purpose: GMKtec aims to provide customers with reliable high-quality products, professional after-sales service, and become a leading brand in the Mini PC industry.

About: GMKtec is a company established in 2019, focusing on the research, design, and production sales of computer hardware. We have our own R&D & manufacturing team. Our Mini PCs deliver the best powerful performance in an ultra-compact form for everyday computing tasks.

the world's largest brand leaderthe world's largest brand leader

gmktec mini pc computersgmktec mini pc computers

mini pcmini pc

mini pcmini pc

gmktec mini pcgmktec mini pc

gmktec mini pcgmktec mini pc

gmktec mini pcgmktec mini pc

gmktec mini pcgmktec mini pc

gmktec mini pcgmktec mini pc

gmktec mini pcgmktec mini pc

mini pc computers hdmi monitors 4k dual display three screen amd radeon graphicsmini pc computers hdmi monitors 4k dual display three screen amd radeon graphics

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 + 1TB SSD – The K12 mini computer is equipped with Dual 16GB (Total 32GB) SO-DIMM DDR5 5600MHz memory sticks. 1TB 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
FAST 2.5GBE + WIFI 6E + BT 5.2 – 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 rig’s vibe.
GMKtec Service- GMKtec offers a 1-year limited 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

Specification

Overview

Standing screen display size

‎75 Inches

Screen Resolution

‎7680×4320

Max Screen Resolution

‎7680×4320 Pixels

Processor

‎4.9 GHz amd_ryzen_7

RAM

‎DDR5 5600MT/S

Memory Speed

‎5600 MHz

Hard Drive

‎1 TB PCIe 4.0 M.2 2280 SSD Triple Slots Max.24TB

Graphics Coprocessor

‎AMD Radeon 780M 2600 MHz

Chipset Brand

‎AMD

Card Description

‎Integrated

Graphics Card Ram Size

‎32 GB

Wireless Type

‎2.4 GHz Radio Frequency, 5 GHz Radio Frequency, 5.8 GHz Radio Frequency, 802.11ax, Bluetooth

Number of USB 2.0 Ports

‎2

Number of USB 3.0 Ports

‎2

Brand

‎GMKtec

Series

‎K12

Item model number

‎K12

Operating System

‎11 PRO

Item Weight

‎4.71 pounds

Package Dimensions

‎14.02 x 8.74 x 3.7 inches

Processor Brand

‎AMD

Number of Processors

‎8

Computer Memory Type

‎DDR5 RAM

Flash Memory Size

‎32 GB

Hard Drive Interface

‎PCIE x 16

Hard Drive Rotational Speed

‎7200 RPM

ASIN

B0FK2GCG3Z

Date First Available

July 26, 2025

brands

GMKtec

Customer Reviews

0 reviews
0
0
0
0
0

There are no reviews yet.

Be the first to review “GMKtec Gaming Mini PC AMD Ryzen 7 H 255 (Upgraded 8745HS) 32GB DDR5 1TB SSD, Desktop Computer 3XM.2 2280 Expansion, Oculink, Dual NIC 2.5G, HDMI 2.1, USB4 K12”

Your email address will not be published. Required fields are marked *