Graphics Engine AMD Radeon HD 6770 Bus Standard PCI Express 2.1 Video Memory GDDR5 1GB Engine Clock 850 MHz Memory Clock 4800 MHz ( 1200 MHz GDDR5 ) RAMDAC 400 MHz Memory Interface 128-bit Resolution D-Sub Max Resolution : 2048x1536 DVI Max Resolution : 2560x1600 Interface D-Sub Output : Yes x 1 DVI Output : Yes x 1 , Yes x 1 (via HDMI to DVI adaptor x 1) HDMI Output : Yes x 1 HDCP Support : Yes Accessories 1 x HDMI to DVI adaptor 1 x Power cable Software ASUS Utilities & Driver Dimensions 9 " x 5 " Inch