Full Details from Amazon.com : http://www.amazon.com/gp/product/B004MPR1WY?tag=onigi-20
MSI ATI Radeon HD6870 1 GB DDR5 2DVI/HDMI/2x Mini DisplayPort PCI-Express Video Card R6870
Chipset Radeon HD6870 Engine Clock 930 MHz Video Memory 1GB DDR5
Memory Clock 4200 MHz Memory Interface 256-bit Bus PCI-Express 21 x16
RAMDAC 400 MHz Max Resolution 1920 x 1200
Connectors Dual DVI HDMI 2x Mini DisplayPort
Support Microsoft Windows 7 Support AMD Stream Technology
Support AMD Eyefinity Technology