ASUS Ati Radeon EAH6990 4GB GDDR5 (90-MIBF05-G0EAY00Z)

Graphics Engine AMD Radeon HD 6990

Bus Standard PCI Express 2.1

Video Memory GDDR5 4GB

Engine Clock 830 MHz

Memory Clock 5000 MHz ( 1250 MHz GDDR5 )

RAMDAC 400 MHz

Memory Interface 256-bit x2

Resolution D-Sub Max Resolution : 2048x1536

DVI Max Resolution : 2560x1600

Interface DVI Output : Yes x 1 (DVI-I),Yes x 2 (DVI-I)

HDMI Output : Yes x 1

Display Port : Yes x 4 (Mini DP)

HDCP Support : Yes

Accessories 2 x Mini DP to DVI adaptor

1 x Mini DP to HDMI adaptor

1 x Power cable

1 x CrossFire cable

Software Asus Driver & Utility

Dimensions 12.4 " x 5.1 " Inch