David; It should have two slots each capable of a 512Mb stick, for a max of 1Gb. Yes the 64Mb stick is removable. The slots should be accessible with the imac face down, behind a door with a lock that can be undone with a coin. Standard pc133 sticks. Russell On Aug 16, 2005, at 2:59 PM, Crandon David wrote: > Hello everyone, > > Can someone tell me, or tell me where to look, to see how much > memory my uncles iMac can handle. > > It's a Summer 2001 500MHz G3. It came with 64Mb built-in and he's > got a 256Mb chip in there as well. He's gonna upgrade to OSX and > wants to have at least 512Mb. Is the 64Mb chip removable? > > David Crandon > _______________________________________________ > X4U mailing list > X4U at listserver.themacintoshguy.com > http://listserver.themacintoshguy.com/mailman/listinfo/x4u > > Listmom is trying to clean out his closets! Vintage Mac and random > stuff: > http://search.ebay.com/_W0QQsassZmacguy1984 >