Anne Keller-Smith said: >So ... to make a short story long, why won't the laptop run Jaguar >just fine on 320MB RAM? Because it's a G3 compared to the Tower >which is a G4? It should run OS X just fine with 320MB of RAM. >Maybe the kernel panics on the Tower were caused by insufficient >RAM to run X in the first place? Unlikely. Kernel panics are usually caused by bad RAM, or some sort of a hardware incompatibility. Not having enough RAM will just cause OS X to run more slowly. Randy B. Singer Co-Author of: The Macintosh Bible (4th, 5th and 6th editions) How To Deal With Common Macintosh OS X Jaguar Problems http://www.macattorney.com/tutorial.html