BFG Tech BFGE98512GTXOCXE. Graphics processor: GeForce 9800 GTX, Maximum resolution: 2560 x 1600 pixels, Processor clock speed: 755 MHz. Graphic adapter memory: 512 MB, Graphics adapter memory type: GDDR3, Memory bus: 256 bit. Interface type: PCI Express 2.0. Shader model version: 4.0, OpenGL version: 2.1. Minimum hard disk space: 100 MB, Minimum system power supply: 475 W