If you'll be gaming, you won't see much difference, if any, but in normal compute tasks you will. I would just get a better board, I don't think it would be worth it, but I'm sure others will disagree lol
do you think a 500w thermaltake litepower handle a 4.5ghz oc?
this is my full spechttp://pcpartpicker.com/p/2NKMQ
and the site says my rig consumes 400w