PowerColor ATI Radeon HD5570 1 GB DDR3 VGA/DVI/HDMI PCI-Express Video Card 1 GBD3-H Chipset: Radeon HD5570, Engine Clock: 650 MHz Video Memory: 1GB DDR3 Memory Clock: 1.6 GHz. Memory Interface: 128-bit Bus: PCI-Express x16 Connectors: VGA; DVI; HDMI