CLUB3D Radeon X1600XT. Graphics processor: Radeon X1600 Pro, Maximum resolution: 2048 x 1536 pixels, Processor clock speed: 600 MHz. Graphic adapter memory: 256 MB, Graphics adapter memory type: GDDR3, Memory bus: 128 bit. DirectX version: 9.0, Shader model version: 3.0, OpenGL version: 2.0. Bundled software: Drivers & Utilities. Minimum system requirements: CD-ROM PCI-E