Steam account required for game activation and installation
PC System Requirements:
MINIMUM:
OS: WindowsXP SP3, Windows Vista SP2, Windows 7 SP1, Windows 8
Processor: Intel Core2Duo at 2.0Ghz or AMD Athlon64 X2 at 2.3Ghz
Memory: 2 GB RAM
Graphics: Intel HD 4000, nVidia GeForce GT420 or AMD Radeon HD4650 with 512MB VRAM
DirectX: Version 9.0c
Hard Drive: 600 MB available space
Sound Card: Any compatible soundcard
RECOMMENDED:
OS: WindowsXP SP3, Windows Vista SP2, Windows 7 SP1, Windows 8
Processor: Intel Core2Duo at 2.5Ghz or AMD Athlon64 X2 at 2.6Ghz
Memory: 2 GB RAM
Graphics: nVidia GeForce GTS 450 or AMD Radeon HD5750
DirectX: Version 9.0c
Hard Drive: 600 MB available space
Sound Card: Any compatible soundcard
Mac System Requirements:
MINIMUM:
OS: 10.8.5 (Mountain Lion)
Processor: Intel Core2Duo 2.0Ghz
Memory: 2 GB RAM
Graphics: nVidia 9000 Series or AMD HD4000 Series
Hard Drive: 600 MB available space
Sound Card: Integrated soundcard
Additional Notes: Specs for Mac models from 2009
RECOMMENDED:
OS: 10.9.1 (Mavericks)
Processor: Intel i3 3.0Ghz
Memory: 2 GB RAM
Graphics: nVidia GeForce 600 Series or AMD Radeon 5000 Series
Hard Drive: 600 MB available space
Sound Card: Integrated soundcard
Additional Notes: Specs for Mac models from 2010 or later
Steam OS + Linux System Requirements:
MINIMUM:
OS: Ubuntu 14.04
Processor: Intel Core2Duo at 2.0Ghz or AMD Athlon64 X2 at 2.3Ghz
Memory: 2 GB RAM
Graphics: Intel HD 4000, nVidia GeForce GT420 or AMD Radeon HD4650 with 512MB VRAM
Hard Drive: 600 MB available space
Sound Card: Any compatible soundcard
Additional Notes: Use proprietary GPU drivers if available
RECOMMENDED:
OS: Ubuntu 14.04
Processor: Intel Core2Duo at 2.0Ghz or AMD Athlon64 X2 at 2.3Ghz
Memory: 2 GB RAM
Graphics: nVidia GeForce GTS 450 or AMD Radeon HD5750
Hard Drive: 600 MB available space
Sound Card: Any compatible soundcard
Additional Notes: Use proprietary GPU drivers if available
Language Support:
Interface: English, French, Italian, German, Spanish, Russian
Subtitles: English, French, Italian, German, Spanish, Russian