System requirements
Minimum
***Recommended***

Operating system= Windows Vista (SP2) 32-bit (Windows XP is not supported)
***Windows 7 64-bit***

CPU= 2 GHz Dual Core (Core 2 Duo 2.4 GHZ or Althon X2 2.7 GHz)
***Quad-Core CPU***

Memory= 2 GB
****4 GB***

Hard drive space= 20 GB of free hard disk space

Graphics hardware= DirectX 10.1 compatible with 512 MB RAM (ATI RADEON HD 3870 or higher performance / NVIDIA GEFORCE 8800 GT or higher performance)
***DirectX 11 compatible with 1024 MB RAM (NVIDIA GEFORCE GTX 560 / ATI RADEON HD 6870/6950)***

Sound hardware= DirectX compatible

Network= Internet connection required for activation and multiplayer

Input device(s)= keyboard, optional controller
***Xbox 360 Controller for Windows***