On 19 Feb 2008, at 21:29, Matt Gregory wrote: > I had considered a Mini. I'm surprised to hear you're getting this > kind of performance out of a 1.42 w/ 1G. Aperture 1.5 on my > PowerBook G4 1.67 w/ 1.5G is just plain too slow and I would expect > the 1.42 Mini to be similar. But perhaps a new one would be better. Apples to oranges comparison - N doesn't mention Aperture performance. What graphics card do the G4 minis have, what grahocs card does your Powerbook have, what graphics card do the current minis have? Stroller.