Minimum: OS: Windows Vista (Service Pack 2 and all available windows updates) 32-bit Processor: 2 GHz Dual Core (Core 2 Duo 2.4 GHZ or Althon X2 2.7 GHz) Memory: 2 GB RAM Graphics: DirectX 10.1 compatible with 512 MB RAM (ATI RADEON 3000, 4000, 5000 OR 6000 series, with ATI RADEON 3870 or higher performance) Storage: 20 GB available space Sound Card: DirectX compatible