Minimum system requirements
OS: Windows Vista or Windows 7
Processor: Core 2 Duo 2.0 GHz or Althon X2 2.4 GHz
RAM: 2GB
Graphic card: DirectX 10 or 11 compatible Nvidia or AMD ATI card, ATI Radeon 3870 or higher, Nvidia GeForce 8800 GT or higher
Graphics card memory: 512 MB
Sound card: DirectX compatible sound card
Hard drive: 15 GB

Recommended system requirements
OS: Windows 7 64-bit
Processor: Quad-core Intel or AMD CPU
RAM: 4GB
Graphics card: DirectX 11 Nvidia or AMD ATI card, Nvidia GeForce GTX 560 or ATI Radeon 6950
Graphics card memory: 1 GB
Sound card: DirectX compatible sound card
Hard drive: 15 GB