Wymagania sprzętowe dla Windows:

OS: Windows XP / Vista / 7 / 8 - 64 bits * 
Processor: 2.2 GHz Dual Core CPU 
Memory: 2 GB RAM 
Graphics: 512 MB NVIDIA GeForce 9800GTX / ATI Radeon HD 3xxx series 
DirectX: Version 9.0c 
Network: Broadband Internet connection 
Hard Drive: 5 GB available space 
Sound Card: DirectX Compatible 
Additional Notes: * 32 bits systems are not officially supported, but should work if configured to provide 3Gb of user-mode address space. See http://msdn.microsoft.com/en-us/windows/bb613473 or http://steamcommunity.com/sharedfiles/filedetails/?id=175801311