Minimum System Requirements
Windows
OS:
Windows XP SP2 Processor:
Intel Core2Duo E4400 / AMD Athlon 64 X2 3800+ RAM:
1 GB RAM Video card:
256 MB VRAM, NVIDIA GeForce 7600 GT / ATI Radeon HD 2600 Pro Sound card:
DirectX compatible Disk space:
16 GB available space 
MAC
Rock Band 2 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
Rock Band 2 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 Vista SP2 / Windows 7 Processor:
Intel Core2Duo E6600 / AMD Athlon 64 X2 5000+ RAM:
2 GB RAM Video card:
512 MB VRAM, NVIDIA GeForce 8800 GT / ATI Radeon HD 4850 Sound card:
DirectX compatible Disk space:
16 GB available space MAC
Rock Band 2 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
Rock Band 2 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 Rock Band 2 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.
