> > Hello, > > I have an old G4 Dual 450 which I have been trying to upgrade, but I'm > finding too expensive for my budget. > > I've been offered a used but fully functional Power Mac G4 (from a > Mirrored Drive Door) Dual 1.25GHz Processor Card > > Apple Reference: 661-2707 > > What is the lowest spec machine I could get (off ebay etc) that this would > work with? Heck, that might well work with your current G4 system, though I'm not sure about firmware requirements. Might need some kind of update, perhaps from a third party such as OWC, though I think that would be mainly for the L3 cache. The model of G4 is very likely compatible, based on what I've seen. Eric W.