On 27 Jun 2005, at 20:57, George Pepper wrote: > Also, I have the original G3 iBook with a 500MHz processor. Is > this upgrade OK for a G3? My G3 (600MHz + 600MB RAM) ran 10.3 fine and is running 10.4.1 without any demur - and faster than 10.3! No problems so far. David.