Specification: Core code and process: RX550/14nm;  Unified shader: 512;  Core frequency/Memory frequency: 1183/6000MHz;  Memory capacity and specifications: 4G/128bit/GDDR5;  3D features: DirectX 12/ Mantle / OpenGL 4.5;  OS features: Windows 7(64)/ Windows 10(64)/Ubuntu16.04(64);  Radiator: YDP15-A;  Other features: AMD LiquidVR™ technology, AMD FreeSync™ technology 2 Radeon™ VR Ready;  Bus interface: PCI-Express 3.0 x 8;  Output interface: HDMI *4;  External power supply: none;  Half-height baffle: Yes;  Features: 1. Radeon™ RX 550 graphics card adopts Polaris architecture and AMD LiquidVR™ technology to provide a rich and colorful immersive virtual reality (VR) experience, not only with ultra-high comfort, but also with industry-leading VR headsets Type equipment is easily compatible.  Polaris architecture combines the latest 14nm FinFET technology and AMD’s advanced power management, gating and clocking technologies to make the graphics card extremely low power consumption and extremely quiet, giving players an excellent gaming experience you can enjoy The function of dynamically optimizing the game volume based on actual temperature and workload. With the new display engine and high dynamic range (HDR) function, we can enjoy sharp, vivid and vivid HDR games and movies. 2. Visual Super Resolution (VSR) technology: AMD’s VSR technology enables 1080p displays to show a picture quality comparable to 4K resolution, allowing you to enjoy your favorite 3A masterpieces or online games. 3. AMD display frequency conversion (FreeSync™) technology perfectly ends the game lag and screen tearing, and can provide you with smooth and natural effects at almost any frame rate.  4. We start from the basics and continue to optimize performance to prepare for the new generation of APIs (DirectX® 12, Vulkan™, OpenGL® 4.5, Mantle), whether it is now or in the future, we can provide everything you want, Let you enjoy the fun of the latest games. 5. AMD LiquidVR™ technology takes you into a game with a strong sense of reality, and brings you a continuous immersive virtual reality presence. Provide you with smooth, low-latency graphics and plug-and-play compatibility. 6. AMD Eyefinity technology: This technology allows you to create innovative 'surround' multi-screen displays and enjoy the ultimate immersive gaming experience.  7. Frame rate control (FRTC) technology: By controlling the real-time frame rate, limit the target frame rate during game play, reduce GPU power consumption, and optimize graphics card performance.  8. Automatically adjust efficiency-Power management technology: AMD Powertune and Zerocore Power technologies can improve performance for you when you work, and switch to a saving mode when you are resting.  9. Support for Microsoft Windows® 10: Help Microsoft Windows 10 operating system play all its advantages and realize a new computing experience.  Package Included: 1* Yeston RX550-4G 4HDMI GA Graphics Card