CLUB3D GeForce 6600 256MB Retail. Maximum resolution: 2048 x 1536 pixels, Processor clock speed: 300 MHz, Graphics adapter RAMDAC: 400 MHz. Graphic adapter memory: 256 MB, Graphics adapter memory type: DDR2, Memory bus: 128 bit. Interface type: PCI Express. DirectX version: 9.0, Shader model version: 3.0, OpenGL version: 2.0. Minimum processor: Intel Pentium / AMD Athlon