Originally posted by: Fern
Correct. Here's a link to a thread that discusses adding the third stick to a DC setup.
I tried it last week in my rig, seemed to work fine (even though I've got 98se and there are supposed to be problems with ram in excess of 512MB). I also did this little test in anticipation of Doom3 (Happy days for Newegg and the like! - Hardware sales are gonna go up.)
link