ASUS EAH4650/DI/1GD2/A ATI RADEON HD 4650 1GB 128-bit GDDR2 PCI-Express 2.0 x16 HDCP CrossFireX Dual-Link Low-Profile Video Card w/HDMI, DVI, D-Sub ATI RADEON HD 4650 GPU, 600MHz Core Clock 1GB 128-bit GDDR2 Memory, 800MHz Memory Clock 2560 x 1600 Resolution, HDCP and Dual-Link supported 1 x HDMI, 1 x DVI, 1 x D-Sub, CrossFireX Technology PCI Express 2.0 x16 interface, ATI PowerPlay