> I'm mostly a PC user as well, so I dont have any 5v DIMMS, and I'm sure
> they're quite expensive. this was just something to mess with.

http://cgi.ebay.com/128MB-Apple-Powermac-168-pin-FPM-5V-Buffered-DIMM-4K_W0QQitemZ180134880033QQcmdZViewItem

(just an example)

These machines make excellent, reliable servers. Make sure the motherboard 
battery is pretty new, or replace it with a battery holder with two AA or 
AAA batteries. With that, the machine will last forever.

John Klos