Graphics Card 1183/6000MHz 4G 128bit GDDR5 Support DP DVI‑D Interface Desktop Computer Accessories Item Type: Graphics Card Model: RX550 4G D5 Speed Version Material: PCB , Metal Aluminum Basic Specification Parameters: Core Number and Process: RX550/14nm Unified Shader: 512 Core Frequency , Video Memory Frequency: 1183 , 6000MHz Video Memory Capacity and Specification: 4G/128bit/GDDR5 Heat Sink: Y8H-64-Y Fan Other Features: For LiquidVR Technology, for FreeSync Technology, Radeon VR Ready Bus Interface: 8 x PCI Express 3.0 Output Interface: DP, High Definition Multimedia Interface, DVI-D Power Supply Design: 3 Phase Circuit External Power Supply: None 3D Features: DirectX 12, Mantle , OpenGL 4.5 OS Features: For Win 7 (64) , for Win 10 (64) , for Ubuntu 16.04 (64) Driver Installation 1. The driver installation of the graphics card is required to be performed when the graphics card hardware is installed for the first time. 2.Please select the corresponding driver installation according to the actual product information. 3. Please enter the corresponding product page according to the specific model of the graphics card , Click "Driver Download", and download the corresponding driver according to the operating system version you have installed. 4. After the driver download is complete, double-click the file to start the installation, and follow the instructions of the installation wizard to install it. After the installation is complete, restart your computer.