Feature:1. With VGA/high definition multimedia interface/DV1 output interface, support Blu‑ray HD, 4K at 60Hz fluent output video audio source.2. The graphics card apply for architecture and for LiquidVR technology to provide a rich and colorful immersive VR experience, compatible with industry‑leading VR headsets.3. For (FreeSync) display technology can reduce game lag and screen tearing, and can provide you with fluent and natural effects at almost any frame rate.4. For Eyefinity technology can create an innovative "surround" multi‑screen display effect, bringing an immersive gaming experience.5. For FRTC limits the target frame rate during the game by controlling the real‑time frame rate, reduces the power consumption of the GPU, and optimizes the performance of the graphics card.Specification:Item Type: Graphics CardModel: RX550-4G D5 LP XLCore Code and Process: For RX550/14nmMaterial: PCB + aluminumUnified Shader: 512Chip Model: For RX550Core Frequency / Video Memory Frequency: 1183/6000MHzMemory Capacity and Specification: 4G/128bit/GDDR53D Features: For DirectX 12 / Mantle / OpenGL 4.5OS Features: For 7(64) / Windows 10(64) / Ubuntu16.04(64)Radiator: Y15AOther Features: For LiquidVR technology / FreeSync technology / Radeon VR ReadyBus Interface: PCI-Express 3.0 x 8Output Interface: VGA + high definition multimedia interface + DVI-DPower Supply Design: 3+1 phase circuitExternal Power Supply: NoneHalf-Height Baffle: YesProduct Installation: 1. Turn off the power and unplug all connectors; disassemble the main box.2. If there are other graphics cards installed on the motherboard, please unplug them first, and th