Radeon RX550 VA5505RF41 Features: AMD Radeon RX550 GPU 4GB GDDR5, 128bit with 512 Stream processors DVI/Display port/HDMI output support PCI Express 3.0 x16 bus interface Support Radeon Freesync Technology DirectX 12 and Vulkan Optimized AMD XConnect and HDR Ready Specifications: GPU Radeon RX550 CUDA Cores / Stream Processors 512 Memory Clock 6000 MHz Engine Clock 1100/1183 MHz Memory Type GDDR5 Memory Size 4 GB Memory Bus 128-bit Interface Support PCI-E 3.0 Output 1 x DVI 1 x Display Port 1.4 1 x HDMI 2.0 Recommended PSU 400 w Accessories 1 x Quick Guide OS Support Windows 7 - 32-Bit Edition Windows 7 - 64-Bit Edition Ubuntu x86 64-Bit Linux x86_64 Windows 10 - 64-Bit Edition