Minimum System Requirements
Windows
OS:
Windows XP Processor:
1.0 GHz Processor RAM:
512 MB RAM Video card:
DirectX 9.0c compatible Sound card:
DirectX 9.0c compatible Disk space:
50 MB available space 
MAC
Sonic & Knuckles 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
Sonic & Knuckles 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 7 Processor:
1.0 GHz Processor RAM:
1 GB RAM Video card:
DirectX 9.0c compatible Sound card:
DirectX 9.0c compatible Disk space:
50 MB available space MAC
Sonic & Knuckles 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
Sonic & Knuckles 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 Sonic & Knuckles 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.
