PowerColor PCS+ Radeon HD 6970 Call of Duty Edition 2GB 256-bit GDDR5 PCI Express 2.1 x16 HDCP Ready CrossFireX Support Video Card AX6970 2GBD5-PP2DHG Interface: PCI Express 2.1 x16 Chipset: Radeon HD 6970 Effective Memory Clock: 1425MHz (5.7Gbps) Memory Size: 2GB Memory Type: GDDR5 Max Resolution: 2560 x 1600 Cooler: With Fan