1. Producto terminadoview
The GMKtec M3 Mini PC is a compact and powerful desktop computer designed for various applications, from daily office tasks to multimedia consumption and light gaming. It features an Intel Core i5-12450H processor, 16GB DDR4 RAM, and a 1TB M.2 NVMe SSD, offering efficient performance in a small form factor.

Figure 1: GMKtec M3 Mini PC, showcasing its compact design and front USB ports.
Características principales:
- Procesador: Intel Core i5-12450H (up to 4.4 GHz, 8 cores, 12 threads, 12MB cache).
- Memoria: 16GB DDR4 dual-channel RAM (expandable).
- Almacenamiento: 1TB M.2 2280 NVMe SSD (PCIe3.0), with an additional M.2 2242 SATA slot for expansion up to 2TB.
- Gráficos: Intel Iris Xe Graphics G7 96EU GPU, supporting 4K UHD triple display output.
- Conectividad: Dual-band WiFi 6 (2.4G+5G), Bluetooth 5.2, and 2.5Gbps RJ45 Ethernet.
- Puertos: Multiple USB 3.2, USB 2.0, HDMI, and Type-C (DP/DATA) ports.
Vídeo 1: Un finalview of the GMKtec M3 Mini PC, highlighting its compact size, processor, and connectivity options.
2. Guía de configuración
2.1 Contenido del paquete
Antes de comenzar, asegúrese de que todos los artículos estén presentes en el paquete:
- 1 x GMKtec Nucbox M3 Intel Core i5-12450H Mini PC Computer
- 1 x adaptador de corriente
- 1 soporte VESA con tornillos
- 1 cable HDMI
- 1 x Manual de usuario

Figure 2: All components included in the GMKtec M3 Mini PC package.
2.2 Conexión inicial
- Conectar pantalla: Use the provided HDMI cable to connect the Mini PC to your monitor or TV. The Mini PC supports up to three displays simultaneously via 2x HDMI and 1x Type-C port.
- Conectar periféricos: Conecte el teclado y el mouse USB a los puertos USB disponibles.
- Conecte la electricidad: Conecte el adaptador de corriente al puerto DC IN de la mini PC, luego enchufe el adaptador a una toma de corriente.
- Encendido: Presione el botón de encendido ubicado en la parte frontal de la Mini PC.
2.3 Instalación del soporte VESA
The included VESA mount allows you to attach the Mini PC to the back of a compatible monitor or under a desk for a clutter-free setup. Follow the instructions provided with the VESA mount for secure installation.
3. Instrucciones de funcionamiento
3.1 Configuración de Windows 11 Pro
Upon first boot, the Mini PC will guide you through the Windows 11 Pro initial setup process. Follow the on-screen prompts to configure your region, language, network, and user account settings.
3.2 Puerto sobreview
The GMKtec M3 Mini PC offers a variety of ports for versatile connectivity:

Figure 3: Front and rear port layout of the GMKtec M3 Mini PC.
- Puertos frontales: 2x USB 3.2, Power Button.
- Puertos traseros: DC IN (20V 5A), 3.5mm CTIA Audio Jack, 2x HDMI (4K@60Hz), 1x RJ45 (2.5GbE), 1x USB 3.2, 1x USB 2.0, 1x Type-C (DP/DATA).
3.3 Compatibilidad con triple pantalla
The Mini PC supports connecting up to three independent 4K displays simultaneously. Use the two HDMI ports and the USB Type-C port (which supports DisplayPort Alt Mode) to extend your desktop across multiple screens.

Figura 4: Example of a triple display setup with the GMKtec M3 Mini PC.
3.4 Conectividad de red
- Wifi 6: Conéctese a redes inalámbricas para obtener acceso a Internet de alta velocidad.
- Ethernet de 2.5 Gbps: For stable and fast wired network connections, plug an Ethernet cable into the RJ45 port.
- Bluetooth 5.2: Pair with Bluetooth-enabled devices such as headphones, keyboards, or mice.
3.5 Configuración del BIOS
The BIOS (Basic Input/Output System) allows for advanced configuration of the Mini PC's hardware. To access the BIOS, press the designated key (usually DEL or F2) repeatedly during startup. Within the BIOS, you can adjust power limits, boot order, and other system settings. Exercise caution when changing BIOS settings, as incorrect configurations can affect system stability.
Video 2: A guide to navigating the BIOS setup utility for the GMKtec M3 Mini PC, including power limit adjustments.
4. Mantenimiento y actualizaciones
4.1 Componente terminadoview y actualizaciones
The GMKtec M3 Mini PC is designed for easy maintenance and upgrades. You can expand its memory and storage capacity:

Figure 5: Internal layout of the GMKtec M3 Mini PC, highlighting upgradeable components.
- RAM: The device comes with 16GB dual-channel DDR4 RAM. It supports further upgrades, typically up to 64GB (2x 32GB SO-DIMM).
- Unidad de estado sólido: It includes a 1TB M.2 2280 NVMe SSD. An additional M.2 2242 SATA slot is available for expanding storage up to 2TB.
To access internal components for upgrades, carefully remove the bottom cover of the Mini PC. Refer to the detailed instructions in the included user manual for specific steps.
Video 3: A demonstration of the internal components and potential upgrade paths for the GMKtec M3 Mini PC.
4.2 Sistema de enfriamiento
The Mini PC features a smart cooling fan with dual copper heat pipes to ensure efficient heat dissipation and stable performance during operation. Keep the air intake and exhaust vents clear of obstructions to maintain optimal airflow.
5. Solución de problemas
If you encounter issues with your GMKtec M3 Mini PC, consider the following basic troubleshooting steps:
- Sin energía: Ensure the power adapter is securely connected to both the Mini PC and a working power outlet. Check if the power button lights up when pressed.
- Sin pantalla: Verify that the HDMI or Type-C cable is firmly connected to both the Mini PC and the monitor. Try a different cable or monitor if possible. Ensure the monitor is set to the correct input source.
- Problemas periféricos: Si su teclado o ratón no responden, intente conectarlos a diferentes puertos USB. En el caso de los periféricos inalámbricos, compruebe el nivel de batería y asegúrese de que estén correctamente emparejados.
- Problemas de conectividad de red: For Wi-Fi, ensure the Wi-Fi adapter is enabled in Windows settings and you are connected to the correct network. For wired Ethernet, check the cable connection and router status.
- Ralentización del sistema: Close unnecessary applications. Check for background processes consuming high CPU or RAM usage in Task Manager. Ensure adequate ventilation for the Mini PC.
For persistent issues or advanced troubleshooting, please refer to the support section or contact GMKtec customer service.
6. Especificaciones técnicas
| Característica | Especificación |
|---|---|
| Procesador | Intel Core i5-12450H (4.4 GHz, 8 Cores, 12 Threads) |
| RAM | 16 GB de SDRAM DDR4 (3200 MHz) |
| Almacenamiento | 1 TB M.2 NVMe SSD (PCIe 3.0), expandable with M.2 2242 SATA |
| Coprocesador gráfico | GPU Intel Iris Xe Graphics G7 96EU |
| Resolución máxima de pantalla | 5120 x 2880 píxeles |
| Sistema operativo | Windows 11 Pro |
| Tipo inalámbrico | Wi-Fi 6 (802.11ax), Bluetooth 5.2 |
| Ethernet | 2.5 Gbps RJ45 |
| Puertos USB | 3x USB 3.0, 1x USB 2.0, 1x USB Type-C (DP/DATA) |
| Peso del artículo | 3.3 libras |
| Color | Negro |
7. Garantía y soporte
7.1 Información de garantía
GMKtec offers a Garantía limitada de 1 años for each Mini PC, effective from the date of purchase. This warranty covers defects due to design and workmanship. Please retain your proof of purchase for warranty claims.
7.2 Atención al cliente
For any questions, technical assistance, or warranty inquiries, please contact GMKtec's professional after-sales team. Contact details are typically found in the included user manual or on the official GMKtec websitio.





