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Item #:
246421921
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
86% of respondents would recommend this to a friend
3 Sustainability Highlights
Item #:
246421921
BSD 1012
Price Details
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Order now and get it around Wednesday, September 09
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Unleash the power of gaming and multitasking with the Ryzen 7 H 255, featuring cutting-edge performance and stunning graphics support.
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What Stands Out
Powerful Performance
Equipped with an upgraded AMD Ryzen 7 8745HS and 32GB DDR5 RAM, this mini PC ensures high-performance gaming and multitasking capabilities, making it ideal for gamers and professionals alike.
Versatile Expansion
With three M.2 2280 storage expansion slots, this system offers unparalleled flexibility for customizing and upgrading storage, addressing users' needs for enhanced speed and capacity.
Advanced Connectivity
Featuring dual NIC 2.5G, HDMI 2.1, and USB4 ports, the K12 mini PC supports high-speed data transfer and top-notch display options, catering to the demands of modern gaming and work setups.
Product Details
| Operating System | Windows 11 Pro |
| Specific Uses For Product | Everyday Use, Gaming, Video Editing |
| Personal Computer Design Type | Mini PC |
| Color | Gunmetal(K12) |
| Additional Features | Dual Large Cooling Quiet Fans with RGB Lighting. (Able to turn off the lighting with Fan Mode button)., Dual NIC 2.5GbE Ethernet, Dual 3.5mm CTIA Ports (Front and Rear), GAMING PC using AMD Radeon 780M iGPU, Oculink Port (Rear Port), HDMI 2.1, DP Quad Display 4K/8K Video Ports, Triple M.2 2280 Slot Expansion. Each Slot 8TB Max. (Total 24TB) |
| Hard Disk Description | PCIe 4.0 M.2 2280 SSD Triple Slots Max.24TB |
| Hardware Interface | 3.5mm Audio, 802.11 ac/b/g/n, Bluetooth 5, Ethernet, HDMI, PCIE x 16, USB Type C |
| Power Consumption | 54 watts |
| Item Dimensions | 7 x 7 x 5 inches (17.8 x 17.8 x 12.7 cm) |
| Video Output Interface | DisplayPort, HDMI, Type-C, USB4 |
| Hard Disk Interface | PCIE x 16 |
| Style Name | R7 H255 |
| Cooling Method | Air |
| Compatible Devices | Headphone, Keyboard, Monitor, Mouse, Television |
| Power Plug Type | Type B - 3 pin (North American) |
| Total Expansion Slots Quantity | 2 |
| Video Output | HDMI 2.1, DisplayPort 1.4, USB4 |
| Graphics Description | Integrated |
| Graphics Coprocessor | AMD Radeon 780M 2600 MHz |
| Graphics Card Ram | 32 GB |
| Graphics Ram Type | VRAM |
| Graphics Card Interface | Integrated |
| Processor Series | AMD Ryzen 7 |
| Processor Speed | 4.9 GHz |
| Processor Socket | TSMC 4nm FinFET |
| Processor Count | 8 |
| Total Usb Ports | 6 |
| Total Number of HDMI Ports | 1 |
| Number of Component Outputs | 4 |
| Human-Interface Input | Buttons, Keyboard, Microphone, Mouse |
| Keyboard Layout | QWERTY |
| Brand | GMKtec |
| Model Number | K12 |
| Model Name | K12 |
| Built-In Media | GMKtec Nucbox K12 AMD Ryzen 7 H 255 Mini PC Computer, HDMI Cable, Power Supply & Cable, User Manual, VESA Mount with Screws |
| Processor Brand | AMD |
| Model Year | 2025 |
| CPU Model Number | AMD Ryzen 7 H 255 |
| Video Processor | AMD |
| Unit Count | 1 Count |
| Manufacturer | Shenzhenshi Jimokekejiyouxiangongsi |
| Cache Memory Installed Size | 32 GB |
| Memory Storage Capacity | 32 GB |
| RAM Memory Installed | 32 GB |
| RAM Memory Technology | DDR5 5600MT/S |
| Ram Memory Maximum Size | 96 GB |
| Memory Speed | 5600 mt_s |
| RAM Type | DDR5 RAM |
| Memory Clock Speed | 5600 MHz |
| Screen Size | 75 |
| Display Resolution Maximum | 4096x2160 pixels |
| Display Type | External Display |
| Aspect Ratio | 16:9 |
| Resolution | 7680×4320 |
| Native Resolution | 7680 x 4320 |
| Connectivity Technology | Bluetooth, Ethernet, HDMI, USB, Wi-Fi |
| Wireless Compability | 2.4 GHz Radio Frequency, 5 GHz Radio Frequency, 5.8 GHz Radio Frequency, 802.11ax, Bluetooth |
| Wireless Technology | Bluetooth, Wi-Fi |
| Wireless Network Technology | Bluetooth, Wi-Fi |
| CPU Model | AMD Ryzen 7 |
| CPU Speed | 4.9 GHz |
| Cache Size | 32 GB |
| Graphics Card Description | Integrated |
| Personal computer design type | Mini PC |
What's in the box
GMKtec Nucbox K12 AMD Ryzen 7 H 255 Mini PC Computer
Power Supply & Cable
HDMI Cable
User Manual
VESA Mount with Screws
Who Should Buy?
-
Gamers
Equipped with Radeon 780M graphics, this mini PC provides excellent performance for gaming enthusiasts in a compact form.
-
Content Creators
With 32GB RAM and powerful graphics, it's suitable for video editing and graphic design tasks efficiently.
-
Multimedia Users
Supports HDMI 2.1 for high-quality output and connectivity, perfect for streaming and home entertainment purposes.
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Heavy Data Processing
Users requiring extensive computational power for tasks like 3D rendering or large database operations may find limitations.
Product Description
Sustainability Highlights
This product has sustainability features recognized by trusted certifications.
Recycled materials
Contains at least 50% recycled material. As certified by
Global Recycled Standard (GRS) certified products contain recycled content that has been independently verified at each stage of the supply chain, from the source to the final product and meet social, environmental, and chemical requirements. The purchase of Global Recycled Standard (GRS) certified products supports the use of recycled content in the supply chain. A product must contain at least 50% certified GRS material to qualify for inclusion in Climate Pledge Friendly. Learn more about this certification
- Certification Number
- TE-00325179
- Certification Body
- TUV Rheinland (China) Ltd
Safer chemicals
Made with chemicals safer for human health and the environment. As certified by
Global Recycled Standard (GRS) certified products contain recycled content that has been independently verified at each stage of the supply chain, from the source to the final product and meet social, environmental, and chemical requirements. The purchase of Global Recycled Standard (GRS) certified products supports the use of recycled content in the supply chain. A product must contain at least 50% certified GRS material to qualify for inclusion in Climate Pledge Friendly. Learn more about this certification
- Certification Number
- TE-00325179
- Certification Body
- TUV Rheinland (China) Ltd
Worker well-being
Manufactured on farms or in facilities that protect the rights and/or health of workers. As certified by
Global Recycled Standard (GRS) certified products contain recycled content that has been independently verified at each stage of the supply chain, from the source to the final product and meet social, environmental, and chemical requirements. The purchase of Global Recycled Standard (GRS) certified products supports the use of recycled content in the supply chain. A product must contain at least 50% certified GRS material to qualify for inclusion in Climate Pledge Friendly. Learn more about this certification
- Certification Number
- TE-00325179
- Certification Body
- TUV Rheinland (China) Ltd
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What are the key specifications of the GMKtec K12 Gaming Mini PC?
Answer: The GMKtec K12 Gaming Mini PC features an AMD Ryzen 7 H 255 (Upgraded 8745HS) processor, 32GB of DDR5 RAM, and a 512GB SSD storage capacity. It comes equipped with Radeon 780M Graphics for superior graphics performance. Additionally, it includes three M.2 2280 slots for storage expansion, dual NIC 2.5G for improved network connectivity, HDMI 2.1 for high-quality video output, and USB4 for versatile connectivity options. This combination makes it suitable for gaming, content creation, and multitasking. -
Question:
What kind of performance can I expect from the AMD Ryzen 7 H 255 processor?
Answer: The AMD Ryzen 7 H 255 processor in the GMKtec K12 provides impressive performance for demanding applications. It features a higher core count and faster clock speeds, enabling smooth multitasking and enhanced performance in gaming. This processor is specifically designed to handle modern games, video editing software, and other resource-intensive tasks, making it an excellent choice for gamers and professionals seeking high performance in a compact form factor. -
Question:
Is the 32GB DDR5 RAM sufficient for gaming and multitasking?
Answer: Yes, the 32GB DDR5 RAM in the GMKtec K12 is more than sufficient for both gaming and multitasking. This amount of RAM helps in running multiple applications simultaneously without lag, ensuring a seamless gaming experience. With this memory, users can also handle tasks like streaming, video editing, or running virtual machines, making it a versatile choice for both gamers and professionals looking for efficient performance. -
Question:
What are the benefits of the Radeon 780M Graphics for gaming?
Answer: The Radeon 780M Graphics integrated into the GMKtec K12 provides strong graphics performance, allowing for smooth gameplay at high settings in many contemporary titles. Its advanced graphical capabilities ensure better rendering, improved frame rates, and support for higher resolutions. This makes it ideal for gaming as well as productivity tasks that require visual precision, such as graphic design or video editing, enhancing the overall user experience. -
Question:
Can I expand the storage in the GMKtec K12 Mini PC?
Answer: Yes, you can expand the storage in the GMKtec K12 Mini PC as it includes three M.2 2280 slots available for additional drives. This feature allows you to increase your storage capacity beyond the existing 512GB SSD. Whether you want to store more games, applications, or files, these expansion options give you the flexibility to customize your storage solution based on your personal or professional needs. -
Question:
What type of connectivity options does the GMKtec K12 offer?
Answer: The GMKtec K12 offers a variety of connectivity options to suit modern needs. It features HDMI 2.1 for high-def video output, multiple USB4 ports for fast data transfer and peripheral connectivity, and dual NIC 2.5G for enhanced networking capabilities. These features make it easy to connect to different devices and networks, catering to gamers who require low-latency connections and professionals needing quick data transfer rates. -
Question:
Is this Mini PC suitable for content creators?
Answer: Absolutely! The GMKtec K12 Mini PC is well-suited for content creators due to its powerful AMD Ryzen 7 processor, 32GB of RAM, and Radeon 780M Graphics. This setup ensures that video editing, graphic design, and other intensive tasks can be handled efficiently. The storage expansion options also allow creators to manage large files effectively, making it an excellent choice for professional work in creative industries. -
Question:
What is the significance of having dual NIC 2.5G in this PC?
Answer: Having dual NIC 2.5G in the GMKtec K12 significantly improves network performance by allowing multiple high-speed internet connections. This feature can enhance online gaming, streaming, and file transfers, providing a smoother experience. In addition, it allows for redundancy in connection, ensuring that if one network fails or slows down, the other can take over, making it a reliable choice for users who depend on continuous connectivity. -
Question:
Does the GMKtec K12 support the latest games?
Answer: Yes, the GMKtec K12 is equipped to support the latest games efficiently. With its AMD Ryzen 7 processor, 32GB DDR5 RAM, and Radeon 780M Graphics, it can handle modern gaming titles with high graphical fidelity. Whether you're gaming at 1080p or even 1440p resolutions, this mini PC provides the performance necessary for a smooth gaming experience, accommodating both casual and hardcore gamers alike. -
Question:
Where can I buy the GMKtec K12 Gaming Mini PC?
Answer: You can buy the GMKtec K12 Gaming Mini PC from Ubuy in The Bahamas. Ubuy offers a wide range of products and often provides various payment and delivery options, making it a convenient platform to purchase your Mini PC and ensure you have access to customer support and assistance throughout the process.
GMKtec Minis AMD Ryzen 7 H 255 Editorial Review
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 offers a compact solution for your computing needs. Its setup process is seamless, requiring just connecting peripherals and powering on, as noted by users. The PC is praised for its snappy performance in web browsing and light applications, but expectations for high-end gaming should be moderated due to its integrated graphics. While storage might feel limited for heavy users, its small form factor and quiet operation make it a fitting addition for general-purpose use.
Customer Reviews & Ratings
1018 customers ratings
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Pros
- Easy to set up and use
- Compact size fits under desks
- Snappy performance for everyday tasks
- Quiet operation even under stress
- Supports multiple modern connectivity options
Cons
- Limited onboard storage for heavy users
Platform Trust & Buyer Confidence
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Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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BSD 1012
Order now and get it around Wednesday, September 09
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Features & Benefits
- 8 cores and 16 threads for exceptional performance.
- Supports resolutions up to 8K with the powerful Radeon 780M iGPU.
- Equipped with 32GB DDR5 RAM and 512GB PCIe 4.0 SSD.
- Supports up to 4 screens in 4K/8K output for immersive experiences.
- Dual NIC 2.5GBE, Wi-Fi 6E, and Bluetooth 5.2 for fast connectivity.
- Customizable RGB lighting with silent dual cooling fans for efficient operation.
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