KFA2 GeForce GTX 680. Graphics processor: GeForce GTX 680, Graphics processor family: NVIDIA, Processor clock speed: 1058 MHz. Graphic adapter memory: 2048 MB, Graphics adapter memory type: GDDR5-SDRAM, Memory bus: 256 bit. Interface type: PCI Express 3.0. Shader model version: 5.0, OpenGL version: 4.1, HDMI version: 1.4a. Power consumption (typical): 195 W, Supplementary power connectors: 2x 6-pin