wolfeking
banned
they dont have a power search
http://www.pccasegear.com/index.php?main_page=product_info&cPath=15_226&products_id=15135 is good. also look at the other PSUs offered by Seasonic/Silvertone/PC Power&Cooling/XFX/Corsair

cant really tell you how accurate it is, you just linked the calc itself.
as for too much power, no. It will not take advantage of all that power, but it will cause no damage.
^ :good:Antec Neo Eco 520