Xpress200s were not good overclockers for Intel. I think the chipset as a whole was bad in terms of performance as well and lot of issues.
So, with that said, I will recommend a P5WD2-Premium minimum or a P5KC and you'll see that CPU being push to 215fsb easy: http://valid.x86-secret.com/show_oc.php?id=101771

So, with that said, I will recommend a P5WD2-Premium minimum or a P5KC and you'll see that CPU being push to 215fsb easy: http://valid.x86-secret.com/show_oc.php?id=101771
