WindowsOS: Windows 7 64-bit or newerProcessor: Intel Core 2 Quad Q9400 @ 2.66 GHz / AMD Athlon II X4 650 @ 3.20 GHzMemory: 4 GB RAMGraphics: ATI Radeon HD 5850 or NVIDIA GeForce GTX470 with 1GB VRAMDirectX: Version 9.0cStorage: 2 GB available spaceSound Card: Direct X- compatible soundcard.Additional Notes: Mouse and keyboard are required. / Latest available WHQL drivers from both manufacturers/ Internet Connection or LAN for multiplayer, Up to 32 other players in multiplayer mode.