Windows
OS: XP, Vista, or Windows 7 Processor: Pentium 4 2.4 Ghz Single Core processor or equivalent (2.8 Ghz for Vista) Memory: 512 MB or more (1 GB for Vista) Hard Disk Space: 8.5 GB or more free space Video Card: ATI x1300 or greater; NVIDIA 6600 or greater; DirectX 9.0c compatible card with Shader Model 3.0 support. DirectX®: 9.0c Sound: DirectX 9.0c compatible Additional: Keyboard or dual-analog gamepad