well there is aperformance increase, not much. one thing you should keep in mind is if you use two sticks of cas2 it will act like 2.5. ozc makes pc3000. rated at 2.5-3-3. the bandwith it offers is the biggest thing about it. bandwith is better.
<A HREF="http://www.geocities.com/scamtron2000/Lochel.html" target="_new"> <font color=red>click here</font color=red> </A>