Minimum System Requirements
Windows
OS:
Windows XP SP3
Processor:
Dual core 2.0 GHz
Memory:
2 GB RAM
Graphics:
256 MB VRAM
Storage:
3 GB available space
Notes:
Version 9.0c
macOS
OS:
OSX Lion 10.7
Processor:
Intel Core 2 Duo @ 2.0 GHz
Memory:
2 GB RAM
Graphics:
256 MB VRAM
Storage:
3 GB available space
Recommended System Requirements
Windows
OS:
Windows 7
Processor:
Dual core 3.0 GHz
Memory:
4 GB RAM
Graphics:
512 MB VRAM
Storage:
4 GB available space
Notes:
Version 9.0c
macOS
OS:
OSX Mountain Lion 10.8
Processor:
Intel Core i3 @ 3.0 GHz
Memory:
4 GB RAM
Graphics:
512 MB VRAM
Storage:
4 GB available space
These are the requirements the publisher lists on Steam.
