1. Introducció
The GMKtec M6 Ultra is a high-performance mini PC designed for a wide range of applications, from office productivity and multimedia entertainment to gaming and graphic design. Powered by the AMD Ryzen 5 7640HS processor and AMD Radeon 760M graphics, it offers robust performance in a compact form factor. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your GMKtec M6 Ultra Mini PC.
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- GMKtec Mini PC (M6 Ultra)
- Adaptador d'alimentació (19 V/6.32 A)
- Cable HDMI
- Suport VESA
- Kit de cargols
- Manual d'usuari

Image: Contents of the GMKtec M6 Ultra Mini PC package, including the mini PC, power adapter, HDMI cable, VESA bracket, screw kit, and user manual.

Image: Diagram showing the compact dimensions (12.8cm x 12.7cm x 4.8cm) and weight (528g) of the GMKtec NUCBOX M6, along with a list of included accessories.
3. Producte acabatview
3.1. Ports i connectors

Image: Detailed diagram illustrating the front and rear ports of the GMKtec M6 Ultra Mini PC.
Ports frontals:
- Botó d'encesa: Per encendre/apagar el dispositiu.
- Reset Jack: Per reiniciar el sistema.
- Presa d'auriculars de 3.5 mm: Per a la sortida d'àudio.
- Type-C (USB 4.0): Full-featured port supporting USB 3.1 (Gen2), Power Delivery (PD), DisplayPort (DP), and Data transfer. Provides PD 100W+ input and PD 15W output. Offers up to 40Gbps speed.
- USB 3.2 (Gen2) x 2: Ports USB d'alta velocitat.
Ports posteriors:
- Bloqueig de seguretat: Kensington Lock compatible for physical security.
- USB 2.0 x 1: Port USB estàndard.
- DisplayPort (DP): Supports 4K@60Hz display output.
- Ethernet Port (2.5G x 2): Dual 2.5 Gigabit LAN ports for high-speed wired network connectivity.
- USB 3.2 (Gen2) x 1: Port USB d'alta velocitat.
- HDMI: Supports 4K@60Hz display output.
- Adapter Port: 19V 6.32A power input.
3.2. Internal Components & Features

Imatge: Interna view of the GMKtec M6 Ultra, highlighting the dual M.2 2280 PCIe 3.0 SSD slots and DDR5 SO-DIMM slots for easy upgrades.
- Processador: AMD Ryzen 5 7640HS (6 Cores, 12 Threads, up to 5.0GHz Max Clock, 4nm FinFET process).
- Gràfics: Integrated AMD Radeon 760M.
- Memòria: Supports up to 128GB DDR5 4800MHz SO-DIMM (2 slots).
- Emmagatzematge: Dual M.2 2280 PCIe 3.0 NVMe SSD slots, supporting up to 8TB total storage.
- Connectivitat sense fils: WiFi 6E (2.4Gbps) with 5GHz/2.4GHz dual frequency and MU-MIMO, Bluetooth 5.2.
- Sistema de refrigeració: Double fan cooling design with dedicated CPU heat treatment and SSD/DDR cooling fans.
- Sistema operatiu: Pre-installed with Windows 11 Pro, compatible with Linux and Ubuntu.
- Sortida de visualització: Supports triple-screen 8K display via HDMI 2.0, DisplayPort 1.4, and USB 4.0 Type-C.

Imatge: Explosió view illustrating the double fan cooling system, including the CPU heat treatment system and the SSD/DDR cooling fan.

Image: Details on the Type-C port, highlighting its support for USB 3.1 (Gen2), PD/DP/Date, PD 100W+ input, PD 15W output, and data transfer speeds up to 40Gbps (USB 4.0).

Image: Diagram showcasing the advanced network connectivity options, including WiFi 6E (RZ616), dual 2.5G RJ45 LAN ports, and Bluetooth 5.2, with speed comparisons.
4. Instruccions de configuració
4.1. Connexió inicial
- Connect to a Display: Connect your monitor(s) to the Mini PC using an HDMI, DisplayPort, or USB-C cable. The M6 Ultra supports up to three displays simultaneously.
- Connecteu els perifèrics: Connecteu el teclat, el ratolí i qualsevol altre dispositiu USB als ports USB disponibles.
- Connectar-se a la xarxa (opcional): For wired internet, connect an Ethernet cable to one of the 2.5G LAN ports. For wireless, ensure your Wi-Fi network is available.
- Connectar l'alimentació: Plug the power adapter into the DC-IN port on the back of the Mini PC, then plug the adapter into a power outlet.
4.2. Encès
Press the Power Button on the front of the Mini PC. The power indicator light will illuminate, and the system will begin to boot up.
4.3. VESA Mount Installation (Optional)
The GMKtec M6 Ultra can be mounted to the back of a compatible monitor using the included VESA bracket and screws to save desk space.
- Attach the VESA bracket to the back of your monitor using the appropriate screws.
- Slide the Mini PC onto the VESA bracket until it clicks securely into place.

Imatge: Example of the GMKtec M6 Ultra Mini PC mounted to the back of a monitor using the VESA bracket.
5. Instruccions de funcionament
5.1. Encendre/apagar
- Per encendre: Premeu el botó d'engegada una vegada.
- Per apagar: From the operating system, select 'Shut down'. Alternatively, press and hold the Power Button for 5-7 seconds for a forced shutdown (use only when necessary).
5.2. Modes de rendiment
The M6 Ultra features three performance modes to optimize power consumption and performance:
- Silent Mode (35W): For quiet operation and basic tasks.
- Balance Mode (45W): A good balance between performance and noise for everyday use.
- Performance Mode (50W): Maximizes CPU and GPU performance for demanding applications and gaming.
The method to switch between these modes typically involves software provided by GMKtec or through BIOS settings. Refer to the pre-installed software or system documentation for specific instructions.

Imatge: Més deview of key features, including the 3 modes switch (Silent, Balance, Performance) and their respective power consumption.
5.3. Configuració de diverses pantalles
Connect up to three monitors using a combination of the HDMI, DisplayPort, and USB-C (USB 4.0) ports. Once connected, configure your display settings within Windows 11 Pro (or your chosen OS) to extend or duplicate your desktop.

Image: Illustration of the GMKtec M6 Ultra connected to three monitors for a triple-screen display setup (4K@60Hz).
6. Manteniment
6.1. Neteja
- Feu servir un drap suau i sec per netejar l'exterior del Mini PC.
- For dust accumulation in vents, use compressed air. Ensure the device is powered off and unplugged before cleaning.
- Eviteu utilitzar netejadors líquids directament sobre el dispositiu.
6.2. RAM and SSD Upgrades
The GMKtec M6 Ultra is designed for easy upgrades. To upgrade RAM or SSD:
- Apagueu el mini PC i desconnecteu tots els cables.
- Carefully open the chassis according to the instructions provided in the full user manual (if available) or by consulting online resources.
- Install compatible DDR5 SO-DIMM modules (up to 128GB) or M.2 2280 PCIe NVMe SSDs (up to 8TB).
- Close the chassis securely before reconnecting power and peripherals.
6.3. Actualitzacions de programari
Regularly update your operating system (Windows 11 Pro) and drivers to ensure optimal performance and security. Check the GMKtec website for the latest driver updates for your M6 Ultra.
7. Solució De Problemes
- Sense energia: Ensure the power adapter is securely connected to both the Mini PC and a working power outlet. Try a different outlet.
- Sense pantalla: Verify that the monitor is powered on and correctly connected to the Mini PC. Try a different display cable or monitor. Ensure the correct input source is selected on your monitor.
- Sense connexió a Internet: For wired connections, check the Ethernet cable and router. For Wi-Fi, ensure the Wi-Fi adapter is enabled and you are connected to the correct network with the right password.
- El sistema no respon: If the system freezes, press and hold the Power Button for 5-7 seconds to force a shutdown, then restart. If issues persist, use the Reset Jack.
- Sobreescalfament: Ensure the Mini PC's vents are not obstructed. Operate the device in a well-ventilated area. Consider switching to 'Balance' or 'Silent' performance modes if not performing intensive tasks.
8. Especificacions
| Característica | Especificació |
|---|---|
| Nom de marca | GMKtec |
| Número de model | GMKtec M6 Ultra |
| Tipus | Mini Desktop / Mini PC |
| Marca del processador | AMD |
| Model de processador | AMD Ryzen 5 7640HS |
| Detalls del processador | 6 Cores, 12 Threads, Max Boost Clock 5.0GHz, 4nm FinFET, 6MB L2 + 16MB L3 Cache |
| Tipus de targeta gràfica | Integrated Card (AMD Radeon 760M) |
| Capacitat de memòria | DDR5 4800Mhz (Max. 128GB, 2 SO-DIMM slots) |
| Capacitat del disc dur | Dual M.2 2280 PCIe 3.0 NVMe SSD (Max. 8TB) |
| Sistema operatiu | Windows 11 Pro (compatible with Linux, Ubuntu) |
| Connectivitat sense fil | WiFi 6E (2.4Gbps), Bluetooth 5.2 |
| Connectivitat per cable | 2 ports Ethernet de 2.5 G |
| Ports davanters | Power Button, Reset Jack, 3.5mm Headphone Jack, 1x USB 4.0 Type-C (full-featured), 2x USB 3.2 Gen2 |
| Ports posteriors | Security Lock, 1x USB 2.0, 1x DisplayPort (4K@60Hz), 2x 2.5G Ethernet, 1x USB 3.2 Gen2, 1x HDMI (4K@60Hz), DC-IN (19V 6.32A) |
| Dimensions | 12.8 cm x 12.7 cm x 4.8 cm |
| Pes | 528 g |
| Certificació | CE |
9. Consells d'usuari
- Rendiment òptim: For demanding tasks like gaming or graphic design, ensure the Mini PC is set to 'Performance Mode' and has adequate ventilation.
- Gestió de cables: Utilize the VESA mount to keep your workspace tidy and improve airflow around the device.
- Còpies de seguretat periòdiques: Always back up important data to an external drive or cloud storage to prevent data loss.
- Actualitzacions de controladors: Keep your graphics and chipset drivers updated directly from AMD or GMKtec's official support page for the best performance and compatibility.
10. Garantia i Suport
For warranty information, technical support, or service inquiries, please refer to the warranty card included with your product or visit the official GMKtec weblloc web. Conserveu el comprovant de compra per a reclamacions de garantia.





