Minimum System Requirements
Windows
OS:
Windows XP Service Pack 3
Processor:
Dual Core 2GHz Intel or 2.8GHz AMD
Memory:
2 GB RAM
Graphics:
ATI Radeon X1600 or NVIDIA GeForce 7600 or better (256MB graphics memory or more. Shader Model 3.0 needs to be supported). Minimum supported resolutions 1280x720 and 1024x768.
Storage:
1 GB HD space
Notes:
9.0c; DirectX 9.0c compatible
macOS
OS:
Mac OS X 10.6 (Snow Leopard) or newer
Processor:
Intel Core 2 Duo
Memory:
2 GB RAM
Graphics:
Graphics card supporting OpenGL 2.1 or later. (256MB graphics memory or more) Minimum supported resolutions 1280x720 and 1024x768
Storage:
1 GB HD space
Recommended System Requirements
Windows
OS:
Windows Vista or Windows 7
Processor:
Quad Core 2.66GHz Intel or 3.2GHz AMD
Memory:
4 GB RAM
Graphics:
Graphics card supporting OpenGL 2.1 or later. ATI Radeon HD 2900 or NVIDIA GeForce 8800 or better. Shader Model 3.0 needs to be supported)
Storage:
1 GB HD space
Notes:
9.0c; DirectX 9.0c compatible
macOS
OS:
Mac OS X 10.6 (Snow Leopard) or newer
Processor:
Intel Core i5
Memory:
4 GB RAM
Graphics:
ATI Radeon HD 2900 or NVIDIA GeForce 8800 or better (512MB graphics memory or more) Hard Drive:1 GB HD space
Storage:
1 GB HD space
These are the requirements the publisher lists on Steam.
