Sapphire Radeon HD 7950 3GB DDR5 HDMI / DVI-I / Dual Mini DP with Boost PCI-Express Graphics Card 11196-16-20G 850/925(Boost) MHz Core Clock 5000 MHz Effective Memory Clock 1 x Dual-Link DVI 1 x HDMI 2 x Mini-DisplayPort DisplayPort 1.2