System Requirements

Windows
Minimum:
 * OS: Windows XP SP2 or better
 * Processor: 1.80GHz or better
 * Memory: 2 GB RAM
 * Graphics: 512mb or better
 * DirectX: Version 9.0
 * Storage: 500 MB available space
 * Sound Card: Windows compatible card

Mac OS X

 * Minimum:
 * OS: OS X 10.7 or better
 * Processor: 1.80GHz or better
 * Memory: 2 GB RAM
 * Graphics: 512mb or better
 * Storage: 500 MB available space

SteamOS + Linux
Minimum:
 * OS: UBUNTU 10.10 or better
 * Processor: 1.80GHz or better
 * Memory: 2 GB RAM
 * Graphics: 512mb or better
 * Storage: 500 MB available space