Axle3D ATI Radeon HD 5450 1GB DDR3 PCI Express w/ VGA + DVI + HDMI Low Profile Video Card DirectX 11 support: Shader Model 5.0 & DirectCompute 11 & Accelerated multi-threading OpenGL 3.2 & Image quality enhancement technology & TeraScale 2 Unified Processing Architecture ATI Eyefinity multi-display technology & ATI Stream acceleration technology ATI Avivo HD Video & Display technology & ATI PowerPlay power management technology Certified drivers for Windows 7, Windows Vista, and Windows XP