PPC hardware running Tiger is also able to run older OS 9 software using Classic.Tiger was the first version of OS X to run on Intel processors.Before upgrading any Macintosh, iPad, or iPhone, we recommend talking to a PowerMax representative to ensure your entire system operates the way you want it to. The following article is a synopsis of each major OS X version since OS X 10.4 Tiger.
Our used Macs often come with previous versions of Mac OS X, and our customers sometimes would like to know what the differences are between different versions.
