Minimum System Requirements
Windows
OS:
Windows XP SP2 Processor:
Intel Pentium 4 1.5 GHz or AMD Athlon XP 1500+ RAM:
256 MB RAM Video card:
DirectX 9.0c compatible video card with 64 MB RAM Sound card:
DirectX 9.0c compatible sound card Disk space:
1.5 GB available space 
MAC
Guitar Hero II is not officially supported on macOS. However, some users have managed to run the game using Windows emulation software or by installing Windows on a separate partition via Boot Camp
Linux
Guitar Hero II does not have an official Linux version. Players have used compatibility layers like Steam Play's Proton or Wine to run the game on Linux systems, but performance and compatibility can vary
Recommended System Requirements
Windows
OS:
Windows XP SP2 Processor:
Intel Pentium 4 2.0 GHz or AMD Athlon XP 2000+ RAM:
512 MB RAM Video card:
DirectX 9.0c compatible video card with 128 MB RAM Sound card:
DirectX 9.0c compatible sound card Disk space:
1.5 GB available space MAC
Guitar Hero II is not officially supported on macOS. However, some users have managed to run the game using Windows emulation software or by installing Windows on a separate partition via Boot Camp
Linux
Guitar Hero II does not have an official Linux version. Players have used compatibility layers like Steam Play's Proton or Wine to run the game on Linux systems, but performance and compatibility can vary
We recommend playing Guitar Hero II 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.
