On Apr 20, 2006, at 10:44 PM, Brett Conlon wrote: > Does anyone have any theories on which size RAM should go into > which slot, > eg. largest chips at the front to smallest chips at back or vice > versa? > > We're heavy Photoshop users here and I've often wondered if I > should be > leaving the largest chips to the end of the slots so the OS can use > the > smaller chips and leave the grunt work of Photoshop to the larger > chips or > should it be vice versa. For the most part I've been installing them > largest to smallest. It doesn't matter with any Mac likely to still be in use. (I do, thought, have vague memories of some Macs which used shared system memory for graphics where there might have been some performance benefits to a certain order, and there were some Suns that required a certain order.) Phil