It is no speed difference with DDR333 cl2 and DDR400 cl2.5
I do not have any capable DDR400 with cl2 support
Mine is DDR370 cl2 made by corsair.



with DDR333 cl2 is is both some points more!
A bench with my epox:


And I do not know why some have reached a score like this PC3200 cl2.5 with a KT333 mobo ?!?!?!

-Thor

PS: do not advise me pumpung up the fsb ... it won´t run even at 140fsb