For the price, you can do better. Specially card wise and PSU wise.
Check out my $650 build guide here: http://www.squidoo.com/electronicandmore
You don't need that board mainly because of price, it's the cost of a Z68 board but with less features. Also that board only runs 16x/4x which isn't bad but if you're planning to go CF/SLI get a board running 8x/8x later when the budget isn't quite so small.