Windows
OS: Windows XP SP3, Vista SP1, Windows 7
Processor: Core 2 Duo 2.5 GHz or equivalent
Memory: 1.5 GB
Graphics: ATI Radeon HD 3870 or NVIDIA 9800 GT
DirectX®: DirectX® 9.0c
Hard Drive: 4 GB for full installation
Sound: No accelerated sound hardware required