How to check RPM......

[SSS]

Alright guys,

Just wonderng does anyone know how I would check my macs RPM? Not sure if I have 5400 or 7200!

Thanks!

[Marvin]

Go to Apple Menu > about this mac > more info, this launches System Profiler. Choose serial-ATA for modern Macs then look at the drive model. Google the code and it should tell you the rpm.