XFX Radeon HD 4650 1GB DDR2 AGP Dual DVI Video Card w/TV Out & HDCP Support XFX Radeon HD 4650 1 GB DDR2 AGP Dual DVI Video Card General Features: ATI Radeon HD 4650 chipset 320 stream processing units 1 GB DDR2 memory 128-bit memory interface 800 MHz memory speed Unified Superscalar Shader Architecture Accelerated Video Transcoding (AVT) ATI Radeon PowerPlay Technology ATI Radeon Stream Technology DirectX 10.1 Support HDCP Capable AGP 8 Heatsink fan cooling unit