disolitude on 11 December 2012
I personally would start with this mATX case - http://www.silverstonetek.com/product.php?pid=345
And then load it up with a 1000W PSU, 2 GTX 680 in SLI, 3570k and ASUS Maximus V Gene mobo.
It would cost around $2000 dollars but hey, you only live once. :)