On 2/20/05, at 5:24 AM, Cyril Blanc, <blanc.cyril at wanadoo.fr> said: >I do not think it is a good idea to have a G4 system on a G5. >You better call Apple support to check for this. Your G5 may need OS X components not in the version of your G4. >I have heard of a utility in the Apple software to move from one system >to another ! Why not? It's included with new Macs.