On Aug 28, 2013, at 4:48 AM, white.heron@yahoo.com wrote: > Would u please explain that PowerBook g4 architecture? It's a laptop machine with a PowerPC G4 processor, built by Apple in 2003. the full specs are here: http://members.everymac.com/systems/apple/ibook/specs/ibook_g4_800_12.html Rick