PowerColor ATI Radeon HD4350 512 MB DDR2 VGA/ DVI/ HDMI PCI Video Card 512MD2-H Chipset: Radeon HD4350, Engine Clock: 600 MHz, Video Memory: 512MB DDR2 Memory Clock: 800 MHz. Memory Interface: 64-bit Bus: PCI. RAMDAC: 400 MHz Stream Processors: 80. Max. Resolution: 2560 x 1600. Connectors: VGA; DVI; HDMI. Thermal: Fanless Support ATI CrossFireX Technology. Support ATI PowerPlay Technology. Support ATI Stream Acceleration Technology Support HDCP - High-bandwidth Digital Content Protection