Windows</br>OS: Windows XP, Windows Vista, Windows 7, Windows 8, Windows 8.1</br>Processor: Intel Core 2 Duo E6600 @ 2.4 Ghz or AMD Athlon 64 X2 5000+ @2.6 Ghz</br>Memory: 2 GB RAM</br>Graphics: nVidia 8800 / ATi Radeon HD 3870 with 512MB or Laptop integrated Intel HD 3000 with 3GB system ram</br>DirectX: Version 9.0c</br>Network: Broadband Internet connection</br>Hard Drive: 10 GB available space</br>Sound Card: DirectX 9 Compatible</br>Additional Notes: Open connection for online multiplayer. 1024×768 screen resolution.</br>