Minimum System Requirements
Windows
OS:
Windows Vista/7
Processor:
2.5 GHz (Single Core) or 2 GHz (Dual Core)
Memory:
2 GB RAM
Graphics:
OpenGL 2.0 compatible with 512 MB RAM (Shared Memory is not recommended)
Storage:
5 GB HDD space
Notes:
9.0c; DirectX compatible
macOS
OS:
MacOS X Lion (10.7)
Processor:
2 GHz (Dual Core) Intel
Memory:
2 GB RAM
Storage:
3.5 GB HDD space
Linux
OS:
Ubuntu 12.04 (64 Bit only)
Processor:
2.5 GHz Single Core Processor or 2 GHz Dual Core Processor
Memory:
2 GB RAM
Graphics:
OpenGL 2.0 compatible with 256 MB RAM (Shared Memory is not recommended)
Storage:
1.8 GB HDD space
Notes:
OpenAL compatible
Recommended System Requirements
Windows
OS:
Windows Vista/7
Processor:
2.5 GHz (Single Core) or 2 GHz (Dual Core)
Memory:
4 GB RAM
Graphics:
OpenGL 2.0 compatible with 512 MB RAM (Shared Memory is not recommended)
Storage:
5 GB HDD space
Notes:
9.0c; DirectX compatible
Linux
OS:
Ubuntu 14.04 (64 Bit only)
Processor:
2.5 GHz Single Core Processor or 2 GHz Dual Core Processor
Memory:
2 GB RAM
Graphics:
OpenGL 2.0 compatible with 256 MB RAM (Shared Memory is not recommended)
Storage:
1.8 GB HDD space
Notes:
OpenAL compatible
These are the requirements the publisher lists on Steam.
