32m @ 600+ is doable for sure. I can't show any settings of my own right now that aren't from a 9x620+ LN session, with TRD loose, but look at Young Pro and Dinos' low clock challenge runs if you want high FSB with good efficiency on this board.

Look here -

http://www.xtremesystems.org/forums/...&postcount=201

And yes, you need a lot of juice to run mem like that.