This PowerColor AMD Radeon R9 270 Video Card Supports: Microsoft Windows 8/ 7/ Vista/ XP AMD GCN Architecture AMD Stream Technology AMD Eyefinity Technology AMD App Acceleration AMD HD3D Technology AMD CrossFireX Technology AMD HD Media Accelerator Technology AMD PowerPlay Technology AMD PowerTune Technology HDCP-High-bandwidth Digital Content Protection Microsoft DirectX 11.2, OpenGL 4.2 500W Minimum System Power Supply Requirement.