RX550 4G D5 TH Gaming Graphics Card 1183 6000MHz 4G 128bit GDDR5 Computer Gaming Graphics Card Support PCI Express 3.0 DVI D for Win 7 10 Item Type: Gaming Graphics Card Material: PCB, Metal Aluminum Model: RX550 4G D5 Core Codename and Process: RX550 14nm Unified Shaders: 512 Units Core Frequency: 1183MHz Memory Frequency: 6000MHz Memory Capacity and Specification: 4G 128bit GDDR5 3D Features: For DirectX 12, For Mantle, For OpenGL 4.5 OS Features: For Win 7 (64), For Win 10 (64), For Ubuntu 16.04 (64) Cooler: Y8I 64 X Fan (No Copper Pipe, No Lighting) Fan Characteristics: 2Pin, Adjustable Speed, Does Not Show Speed Value Bus Interface: PCI Express 3.0 x 8 Output Interfaces: DisplayPort (1.4 HDR), High Definition Multimedia Interface (4K60), DVI D Maximum Resolution: 3840 x 2160 60Hz (DisplayPort, High Definition Multimedia Interface Interfaces) Sli (NVLINK) or Crossfire: Not Supported Power Supply Design: 3 Phase Circuit External Power: NoneDriver Installation: 1. The installation of the graphics card driver should be done after the hardware installation of the graphics card is completed and the computer is booted up for the first time. 2. Graphics cards are divided into two series of products according to chipsets, please select the appropriate driver installation according to the actual product information, you can follow the steps below to complete the driver installation: Step 1: After the system boots up, go to the official website and click into the Product Center. Step 2: Check the model number on the box or the product nameplate on the back of the card. Step 3: Please enter the corresponding product page according to the specific model of your graphics card, click “Driver Download”, and download the corresponding driver according to the version of the operating system you have installed. Step 4: After the driver download is completed, double click the file to start the installation, please follow the instructions of the installation wizard to install. After the installation is complete, please restart the computer.