1. Introdución
This manual provides essential information for the installation, operation, maintenance, and troubleshooting of your Sapphire 21323-01-20G AMD Radeon RX 7900 XT Gaming Graphics Card. Please read this document thoroughly before proceeding with installation or use to ensure optimal performance and longevity of your product.
2. Características clave
- Tamaño da memoria: 20 GB GDDR6
- Interface de memoria: 320 bits
- Factor de forma: 3 slot, ATX
- Portos de saída: 1 x HDMI, 2 x DisplayPort, 1 x USB-C
- Interface: PCI-Express 4.0
- Coprocesador gráfico: AMD Radeon RX 7900 XT with AMD RDNA 3 Architecture
- Resolución máxima da pantalla: 7680x4320
- Velocidade da memoria: 20 GHz
3. Configuración e instalación
Proper installation is crucial for the functionality and performance of your graphics card. Ensure your system is powered off and unplugged before beginning the installation process.
- Prepara o teu sistema: Power down your computer and unplug all cables. Open your PC case.
- Localizar a ranura PCIe: Identify an available PCI-Express 4.0 x16 slot on your motherboard. This graphics card requires a 3-slot form factor.
- Retirar as cubertas das ranuras: Remove the necessary expansion slot covers from your PC case to accommodate the graphics card.
- Inserir tarxeta gráfica: Carefully align the graphics card with the PCIe slot and press down firmly until it is securely seated. Ensure the locking mechanism on the motherboard engages.
- Tarxeta segura: Fasten the graphics card to the PC case using screws.
- Conectar os cables de alimentación: Connect the required power cables from your power supply unit (PSU) to the graphics card's power connectors. This model typically requires two 8-pin PCIe power connectors. Ensure individual power cables are used for each connector for stable power delivery.
- Pechar a caixa e conectar os periféricos: Close your PC case, reconnect all peripherals, and power on your system.
- Instalar controladores: Once your operating system loads, install the latest AMD Radeon drivers from the official Sapphire or AMD website. This step is essential for optimal performance and access to all features.

Imaxe: Lateral view of the Sapphire Radeon RX 7900 XT graphics card, highlighting the power input area.
4. Instrucións de funcionamento
Your Sapphire AMD Radeon RX 7900 XT graphics card is designed to deliver high-performance visuals for gaming, content creation, and other demanding applications.
- Xogos: For an optimal gaming experience, ensure your display is connected to one of the card's output ports (HDMI, DisplayPort, or USB-C). Adjust in-game settings to balance visual quality and frame rate according to your preference and monitor capabilities. The card supports resolutions up to 7680x4320.
- Creación de contidos: Leverage the AMD RDNA 3 architecture for accelerated performance in applications like 3D rendering, video editing, and streaming. Ensure your software is updated to utilize the full capabilities of the GPU.
- Configuración de varios monitores: The card supports multiple displays. Connect your monitors to the available DisplayPort, HDMI, and USB-C outputs. Configure your display settings within your operating system.

Imaxe: En ángulo view of the Sapphire Radeon RX 7900 XT graphics card, showcasing the HDMI, DisplayPort, and USB-C output ports.
5. Mantemento
Regular maintenance helps ensure the longevity and consistent performance of your graphics card.
- Actualizacións de controladores: Periodically check the official Sapphire or AMD website for the latest graphics drivers. Keeping your drivers updated can improve performance, stability, and introduce new features.
- Eliminación de po: Over time, dust can accumulate on the fans and heatsink, impeding cooling efficiency. Gently clean the fans and heatsink with compressed air every few months. Ensure the fans are not spinning during cleaning.
- Fluxo de aire: Ensure your PC case has adequate airflow to prevent heat buildup. Keep the area around your PC clear of obstructions.
- Monitorización de temperatura: Use monitoring software to keep an eye on your GPU temperatures, especially during demanding tasks. High temperatures can indicate insufficient cooling or excessive dust buildup.

Imaxe: Arriba view of the Sapphire Radeon RX 7900 XT graphics card, highlighting the three cooling fans.
6 Solución de problemas
If you encounter issues with your graphics card, consider the following troubleshooting steps:
- Sen pantalla/Pantalla negra:
- Asegúrate de que a tarxeta gráfica estea completamente asentada na ranura PCIe.
- Verify all power cables are securely connected to the graphics card and PSU.
- Check that your monitor cable is correctly connected to the graphics card and monitor.
- Proba cun cable de pantalla ou monitor diferente se é posible.
- High Temperatures/Loud Fans:
- Clean dust from the fans and heatsink (refer to Maintenance section).
- Asegúrate de que haxa un fluxo de aire axeitado dentro da carcasa do teu PC.
- Verify that the fans are spinning correctly.
- Performance Issues/Crashes:
- Actualiza os controladores gráficos á última versión.
- Asegúrate de que o teu sistema operativo estea actualizado.
- Comproba se hai software ou procesos en segundo plano en conflito.
- Verify your PSU meets the recommended wattage for the graphics card and your system.
- Chirrido da bobina: Some high-performance graphics cards may exhibit a faint buzzing or whining sound, known as coil whine, under certain loads. This is generally considered normal and does not indicate a defect or impact performance.
If problems persist after attempting these steps, please contact Sapphire customer support for further assistance.
7. Especificacións do produto
| Especificación | Valor |
|---|---|
| Marca | Zafiro |
| Número de modelo | 21323-01-20G |
| Coprocesador gráfico | AMD Radeon RX 7900 XT |
| Tamaño da memoria | 20 GB GDDR6 |
| Interface de memoria | 320 bits |
| Velocidade da memoria | 20 GHz |
| PCI-Express Version | 4.0 |
| Resolución máxima de pantalla | 7680x4320 |
| Portos de saída | 1 x HDMI, 2 x DisplayPort, 1 x USB-C |
| Factor de forma | 3 slot, ATX |
| Peso do elemento | 4.07 libras |
| Dimensións do produto (LxWxH) | 14.5 x 7.75 x 3 polgadas |
8. Garantía e soporte
Your Sapphire graphics card is covered by a manufacturer's warranty. Please refer to the warranty information included with your product packaging or visit the official Sapphire websitio para consultar os termos e condicións detallados.
For technical support, driver downloads, and further product information, please visit the official Sapphire Technology websitio: www.sapphiretech.com





