Windows</br>OS: Windows Vista, Windows 7</br>Processor: 2.4 GHz Dual Core (2.4 GHZ)</br>Memory: 3 GB RAM</br>Graphics: NVIDIA GeForce 8600 GT / ATI Radeon HD 2600 XT or greater</br>DirectX: Version 9.0c</br>Hard Drive: 4 GB available space</br>Sound Card: DirectX Compatible</br>Additional Notes: Broadband Internet Connection required for Multiplayer and User Account functionality. A Warhammer 40,000: Regicide User Account is required to use the game's online services. The game's single player Skirmish mode is playable in offline mode.</br>