1999: Apple has responded to the uproar over the inability of Blue & White Power Mac G3s with certain ROM upgrades to accept G4 processors. The following is from Apple’s Tech Exchange. (Because Apple considers this an off-topic discussion, this page was removed from their site.)
Tag Archives: G4 upgrade
The 400 MHz Power Mac G4 is built on a modified Yosemite (Blue & White G3) motherboard. Yet owners of Blue & White G3 systems with mid-May ROM version 1.1 or later cannot replace their old G3 processors with G4s. Apple deliberately disabled this option by having the system check which CPU is installed at […]
