The design of the Macintosh computers changed throughout its life the first Macintoshes were built with Motorola 68k processors but by version 9, PowerPC Macs were commonplace.
Today, the modern incarnation is known as macOS. It was succeeded by Mac OS X, which targeted PowerPC Macs until the rollover to x86 in 2006, in which releases were shortened to OS X. These operating systems are collectively referred to as Classic Mac OS. You will want to refer to the wiki's PowerPC information as it contains potentially newer information beyond this article.īefore macOS, Apple sold Macintoshes with an operating system called System Software throughout its early lifespan, but the name only changed to Mac OS until version 8 in 1997. This page applies to version 9.2.1 of Mac OS, an obsolete version.
