Diamond AMD ATI Radeon HD 6770 PCIE 1024 MB GDDR5 Video Card (6770PE51GE) 1 GB GDDR5 memory 850Mhz Core Clock, 1200Mhz Memory Clock Play the latest PC games supporting DirectX 11, the latest generation of gaming graphics Ports include 1 Dual-Link DVI, 1 Single Link DVI, 1 HDMI, 1 Standard Display Port