PowerColor Video Graphics Cards (AX7970 3GBD5-2DHV3) Chipset: ATI Radeon HD7970 Engine Clock:?925MHz Video Memory: 3 GB DDR5 Memory Clock: 1375MHz (5.5 GBps) Memory Interface: 384-bit Max. Resolution: 4096 x 2160 Connectors: Dual DVI/HDMI/2x mini Display Port