WindowsOS:Â Windows 7 x86 or newerProcessor:Â AMD Athlon II X4 640 @ 3.0 Ghz / or Intel Core 2 Quad 9400 @ 2.66 GhzMemory:Â 2 GB RAMGraphics:Â AMD HD 5770 / or Nvidia GTX 460, with 1024MB VRAM. Latest available WHQL drivers from both manufacturers.DirectX:Â Version 9.0cNetwork:Â Broadband Internet connectionStorage:Â 4 GB available spaceSound Card:Â Direct X 9.0c- compatible sound cardAdditional Notes:Â Controller support: 3-button mouse, keyboard and speakers. Special multiplayer requirements: Internet Connection or LAN for multiplayer.