Diamond Multimedia AMD Radeon HD 6670 1 GB GDDR5 Video Graphics Card Dual Link DVI / HDMI / Standard Display Port Video Card 6670PE51GV2 1 GB GDDR5 memory 800Mhz Core Clock, 1000Mhz Memory Clock Full DirectX11 for better gaming performance AMD HD3D technology for Blu-ray 3D, HDMI 1.4a, stereo 3D gaming, photos and video Ports include Dual Link DVI-I, HDMI, Standard Display Port