Minimum System Requirements
Windows
OS:
Windows XP SP3 Processor:
1.8 GHz RAM:
1 GB RAM Video card:
OpenGL 2.0 compatible Sound card:
DirectX compatible Disk space:
250 MB available space 
MAC
OS:
OS X 10.6 Processor:
1.8 GHz RAM:
1 GB RAM Video card:
OpenGL 2.0 compatible Sound card:
Any Disk space:
250 MB available space 
Linux
OS:
Ubuntu 12.04 Processor:
1.8 GHz RAM:
1 GB RAM Video card:
OpenGL 2.0 compatible Sound card:
Any Disk space:
250 MB available space Recommended System Requirements
Windows
OS:
Windows 7 Processor:
2.0 GHz RAM:
2 GB RAM Video card:
OpenGL 2.0 compatible Sound card:
DirectX compatible Disk space:
250 MB available space MAC
OS:
OS X 10.7 Processor:
2.0 GHz RAM:
2 GB RAM Video card:
OpenGL 2.0 compatible Sound card:
Any Disk space:
250 MB available space Linux
OS:
Ubuntu 14.04 Processor:
2.0 GHz RAM:
2 GB RAM Video card:
OpenGL 2.0 compatible Sound card:
Any Disk space:
250 MB available space We recommend playing Steam Marines on a Windows PC that meets or exceeds the recommended system requirements. If you're trying to play on a Mac or Linux, be prepared for potential technical issues and performance changes.
