apokalypse please look at the AMD link
64 bit width, sorry even if the motherboard supports it, the CPU will not
and GameGURU, you should wait for prices to drop on 3500+ 939 cpus because later you may wish to upgrade your processor and 754's will be dead so go with the 939, i assume by fall the prices will drop significantly for the lower end 939's which is what i wish i had gotten