GMKtec NucBox M5S AMD Ryzen™ 3 5400U Mini PC
- Processor: Powered by AMD Ryzen™ 3 5400U with 4 cores, 8 threads, a 2.6GHz base clock and up to 4.0GHz boost for responsive everyday computing.
- Graphics & Display: Features AMD Radeon™ Graphics with 6 graphics cores at up to 1600MHz, supporting three displays via HDMI 2.0, DisplayPort 1.4 and USB-C, with up to 8K@60Hz output through DisplayPort.
- Memory & Storage: Supports dual-channel DDR4-3200 memory across two SO-DIMM slots, expandable up to 64GB, plus two M.2 2280 PCIe 3.0 x4 SSD slots supporting up to 16TB total storage.
- Connectivity: Includes WiFi 6E, Bluetooth 5.2, dual 2.5G LAN, two USB 3.2 Gen 2 ports, two USB 2.0 ports and a multifunction USB-C port supporting data, PD power and video output.
- Compact Cooling Design: Features a copper heat pipe, dual-fan cooling, quick-access memory and storage expansion, and VESA mounting support in a compact 128.8 × 127 × 47.8mm chassis.
Specification
General
Ryzen™ 5000 Series
4 Cores / 8 Threads
TSMC 7nm FinFET Process, FP6 Package
Base Clock: 2.6GHz
Max Boost Clock: Up to 4.0GHz
Cache: 2MB L2 / 8MB L3
Default TDP: 15W
GMKtec Power Modes: Silent 10W / Balanced 15W / Performance 25W / Peak 35W
6 Graphics Cores
Graphics Frequency: 1600MHz
DDR4 3200 MT/s, Dual-Channel
16GB / 32GB Options
Expandable up to 64GB
PCIe 3.0 ×4
512GB / 1TB Options
Maximum Expansion: 16TB (8TB × 2)
Slot 1 (Near RAM): SATA + PCIe 3.0 ×4
Slot 2 (Outer): PCIe 3.0 ×4 Only
1 × DisplayPort 1.4 (Up to 8K@60Hz)
1 × Type-C DisplayPort (4K@60Hz)
Supports Triple-Display Output
Maximum Resolution: Up to 8K@60Hz via DisplayPort
Bluetooth 5.2
2 × RJ45 Ports
Realtek RTL8125 Controller
DC Connector: 5.5 × 2.5mm
Built-in CMOS Button Battery
2 × USB 2.0 Type-A (480Mbps, Rear)
1 × Type-C (USB 3.2 Gen2, DP/PD, 10Gbps, Front)
1 × HDMI 2.0 (4K@60Hz)
1 × DisplayPort 1.4 (Up to 8K@60Hz)
1 × 3.5mm Audio Jack, CTIA (Front)
2 × 2.5G Ethernet Ports
1 × Kensington Lock Slot
1 × Reset Button
Supports 14 Languages
Default Language: English
Full Package: Approx. 1,440g
HDMI Cable
VESA Mount
User Manual
Warranty Card
Carton: 8 Units
Carton Dimensions: 400 × 390 × 240mm
Carton Weight: Approx. 12.2kg
Frequently Asked Questions
A: Yes. We currently ship across the United Kingdom, mainly to mainland UK addresses. Some remote or special regions may require additional review.
A: Orders placed on our UK store are currently shipped from our warehouse and fulfilment partners in mainland China.
A: Orders are usually processed within 1–2 business days, and standard delivery to the UK typically takes around 7–14 business days.
A: Yes. We currently offer free standard shipping unless otherwise stated on the product page or at checkout.
A: In some cases, customs or courier clearance charges may be requested by the carrier or customs authority before delivery, depending on the shipping route and customs process.
A: Please follow the carrier’s instructions to complete the clearance process promptly and avoid delivery delays or parcel return. Keep your payment proof and the customs or courier receipt, then contact our support team with your order number and relevant documents. Eligible cases will be reviewed and handled accordingly.
A: If you purchase from our UK store as a consumer, you have the right to cancel your order within 7 days of receiving the goods. For change-of-mind returns, the customer is generally responsible for return shipping unless otherwise agreed.
For non-faulty returns, if the item has been opened or used and is not returned unused, complete, undamaged, and in resaleable condition, a 15% repackaging / restocking fee will be deducted from the refund.
A: Yes. GMKtec provides a 1-year limited warranty to the original purchaser from the date of order placement.


