Sapphire Radeon HD 6950 2GB. Graphics processor: Radeon HD6950, Maximum resolution: 2560 x 1600 pixels, Graphics processor family: AMD. Graphic adapter memory: 2048 MB, Graphics adapter memory type: GDDR5-SDRAM, Memory bus: 256 bit. Interface type: PCI Express x16. Shader model version: 5.0, OpenGL version: 4.1, HDMI version: 1.4a. Power consumption (typical): 75 W, Supplementary power connectors: 2x 6-pin