Windows</br>OS: Windows 7 (64bit)</br>Processor: Core2Duo 2.66 GHz</br>Memory: 4 GB RAM</br>Graphics: DirectX 10.x or OpenGL 3.3 with video card with 1GB ram and support for v4 shaders</br>DirectX: Version 10</br>Hard Drive: 7 GB available space</br>Sound Card: DirectX 9.0c compatible sound card</br>Additional Notes: May not work properly with Windows 7 and 8 (32bit) version. On-board graphics card are not recommend. Highly recommend to have an independent graphics card.</br>