Windows
OS: Windows 7 Processor: Pentium IV 1.8 Ghz or equivalent speed AMD processor Memory: 4 GB RAM Graphics: 256 MB VRAM or better and must support 1024x768 or higher resolution in OpenGL ***IMPORTANT*** Not all Intel integrated video cards will play the game. DirectX: Version 10 Storage: 13 GB available space Sound Card: DirectX 10 compatible Sound Card (Windows only) Additional Notes: The game does not work in a virtualized environment (virtual machine)