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GMKTec NucBox M3

  • Intel i5-12450H / UHD Graphics
  • 16GB/32GB DDR4 @ 3200 MT/s
  • 512GB/1TB PCIe 4.0 NVMe SSD
  • Triple Display Output 2x HDMI 1x USB4
  • WiFi 6 & Bluetooth 5.2 Support
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£400.95Starting at £341.95 Incl. VAT

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GMKtec NucBox M3, a compact and powerful mini PC designed for versatile computing and multimedia tasks

Discover the GMKTec NucBox M3 – The Future of Mini PCs

Discover the future of computing with the GMKTec NucBox M3, a revolutionary mini PC that packs powerhouse performance into a compact, portable design. This mini PC with Intel processor is designed for both the home office and business environments, offering unparalleled mobility, energy efficiency, and a sleek, modern aesthetic. The GMKTec NucBox M3 combines the latest in Intel technology with cutting-edge features to deliver a seamless computing experience, whether you’re tackling demanding work tasks or enjoying your favourite entertainment.

Product Overview

GMKtec NucBox M3 mini PC featuring Intel i5-12450H processor, designed for high-performance computing in a compact form factor.

The GMKTec NucBox M3 redefines what a mini PC can be, providing exceptional performance without compromising on energy efficiency. At its heart lies the Intel Core i5 12450H processor, featuring 8 cores and 12 threads, capable of reaching speeds up to 4.40GHz. This ensures that whether you’re running intensive applications, multitasking, or gaming, the GMKTec NucBox M3 handles it all with ease. The inclusion of Intel UHD Graphics further enhances your visual experience, delivering smooth, high-quality graphics.

GMKtec NucBox M3 mini PC with Intel i5-12450H processor and Windows 11 Pro, offering a rich interface for seamless computing and productivity.

This Intel compact computer comes with two RAM options, 16GB or 32GB DDR4 3200MHz, ensuring that you can choose the configuration that best suits your needs. The storage options of 512GB or 1TB PCIe 3 SSD provide ample space for all your files, applications, and games, with fast load times and quick access to your data.

Designed with ergonomics and portability in mind, the NucBox M3 measures just 6.4 x 6.1 x 4.1 inches (16.4 x 15.6 x 10.5 cm), making it an ideal solution for any workspace. Despite its small form factor, this mini Intel desktop supports up to a triple screen display via 2x HDMI and DisplayPort v1.4, enhancing your productivity and multitasking capabilities.

GMKtec NucBox M3 mini PC with triple display output capability, ideal for versatile multitasking and productivity.

Connectivity is a breeze with the GMKTec NucBox M3, featuring a range of I/O options including USB-C, USB 3.2, USB 3.0, HDMI, 3.5mm audio, and LAN ports. Additionally, it supports 2.5Gbps Ethernet, WiFi 6, and Bluetooth 5.2, ensuring that you have fast and reliable connections for all your devices.

GMKtec NucBox M3 mini PC with 2.5G high-speed Ethernet connectivity, ensuring fast and reliable network performance.

Detailed Features

  • Performance The GMKTec NucBox M3 is powered by the Intel Core i5 12450H processor, which boasts 8 cores and 12 threads, with a maximum turbo frequency of 4.40GHz. This makes it an ideal choice for demanding applications, from video editing and 3D rendering to gaming and multitasking. With a thermal design power (TDP) of up to 45W, this mini PC manages to deliver high performance while maintaining energy efficiency, making it a perfect mini PC for business and home office use.
  • Memory and Storage – The NucBox M3 offers flexibility with its memory and storage configurations. The 16GB or 32GB DDR4 3200MHz RAM options ensure smooth performance and the ability to handle multiple applications simultaneously. For storage, the GMKTec  NucBox M3 comes with either a 512GB or 1TB PCIe 3 SSD. These storage options provide ample space for your software, documents, and multimedia files.
  • Connectivity and Expansion – The GMKTec NucBox M3 is equipped with a comprehensive range of connectivity options. It includes one USB-C port, three USB 3.2 ports, one USB 3.0 port, two HDMI ports, a 3.5mm audio jack, and a LAN port. This array of ports ensures that you can connect all your peripherals and accessories with ease.

User Experience

Running on Windows 11 Pro, the GMKTec NucBox M3 offers a modern and user-friendly operating system with a host of features designed to improve your productivity. Windows 11 Pro is optimized for both work and play, with support for a wide range of applications, from office productivity to gaming. This versatility makes the GMKTec NucBox M3 an excellent choice for both professional and personal use.

The GMKTec NucBox M3’s ability to support up to three screens simultaneously via its two HDMI ports and DisplayPort v1.4 is a game-changer. Whether you’re working on complex projects that require multiple displays or enjoying an immersive gaming experience, the multi-screen support enhances your productivity and entertainment.

The mini PC’s compact size and lightweight design make it incredibly portable, allowing you to take your powerful computing experience wherever you go. Whether you’re moving between offices, working from different rooms in your home, or setting up a portable workstation, the GMKTec NucBox M3 is designed to adapt to your needs.

The variety of connectivity options ensures that you can easily connect all your devices, from monitors and keyboards to external drives and audio equipment. The inclusion of WiFi 6 and Bluetooth 5.2 further enhances your experience by providing fast and reliable wireless connections, ensuring that you can stay connected and productive at all times.


The GMKTec NucBox M3 is a cutting-edge mini PC that perfectly balances performance, design, and functionality. Whether you’re looking for a mini PC for home office use, a powerful compact computer for business, or a versatile Intel small form factor PC for gaming and entertainment, the GMKTec NucBox M3 delivers on all fronts. Embrace the future of computing with this innovative and energy-efficient device.

Don’t miss out on the chance to own the GMKTec NucBox M3. Pre-order or purchase now to be among the first to experience the power and convenience of this groundbreaking mini PC. Limited availability – order today!

Are you new to the world of Mini PCs? Read our easy to follow getting start with your Mini PC guide here to get up to speed.

GMKtec NucBox M3 mini PC box contents include the mini PC itself, power adapter, user manual, and necessary cables for setup

Technical Specifications

Operating System:Windows 11 Pro
Security:Windows PIN
Processor (CPU) Brand:Intel
Processor (CPU) Model:Core™ i5-12450H
Processor (CPU) Max Frequency:Up To 4.40Ghz
Processor (CPU) Cores / Threads:8 Cores / 12 Threads
Processor (CPU) TDP:35-95W
Graphics Card (GPU)
Graphics (GPU) Brand:Intel
Graphics (GPU) Model:UHD Graphics
Graphics (GPU) Execution Units:48
Graphics (GPU) Max Frequency:1200 Mhz
Graphics (GPU) Memory:Shared w/ RAM Capacity
Memory (RAM)
Memory (RAM) Capacity:16GB, 32GB
Memory (RAM) Technology:DDR4 SO-DIMM
Memory (RAM) Speed:3200 MT/s
Storage Capacity:512GB, 1TB
Storage Expansion:1x M.2 22*42 SATA SSD (Empty)
Storage Technology:NVMe PCI-E Gen 3.0
I/O Audio:1x 3.5mm Headphone&Microphone Combo Jack
I/O USB:1x Thunderbolt 4 USB Type-C, 1x USB 3.0 Type-A, 3x USB Type-A 3.2 Gen 2
I/O Video:1x HDMI (4K@60Hz)
Connectivity:Wired, Wireless
Ethernet:1x RJ45 Port @ 1000Mbps

Package Includes

1x GMKTec NucBox M3
1x Power Plug
1x HDMI Cable
1x User Manual

Please Note

In line with the policy of continued development, the manufacturer reserves the right to amend the specifications without prior notification. The illustrations in the user manual are for reference only.


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GMKTec NucBox M3

£400.95Starting at £341.95 Incl. VAT

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