MINIMUM:

  • Operating System: Windows® XP (32-64bit) /Windows Vista®(32-64bit)/Windows 7® (32-64bit)
  • Processor: Intel Core® 2 Duo 1.8 GHZ or AMD Athlon X2 64 2.4 GHZ
  • Memory: 3 GB RAM
  • Video Card: 256 MB DirectX® 9.0 compatible card with Shader Model 3.0 or higher (see supported list)
  • Storage: 2 GB available space
  • Sound Card: DirectX 9.0 compatible sound card
Source: STEAM