Palit Ge Force GTX 660 2GB OC. Graphics processor: Ge Force GTX 660, Graphics processor family: NVIDIA, Processor clock speed: 1006 MHz. Discrete graphics adapter memory: 2048 MB, Graphics adapter memory type: GDDR5-SDRAM, Memory bus: 192 bit. Interface type: PCI Express 3.0. Shader model version: 5.0, Open GL version: 4.2, HDMI version: 1.4a. Power consumption (typical): 140 W, Supplementary power connectors: 1x 6-pin