https://secure.newegg.com/NewVersion/Wishlist/PublicWishDetail.asp?WishListNumber=5087174&WishListTitle=how+much and this as the mobo GIGABYTE GA-P35-DS3L LGA 775 Intel P35 ATX Intel Motherboard - Retail thank you
Use this. http://www.newegg.com/Product/Product.aspx?Item=N82E16817139001&Tpk=corsair+520W That should handle it fine.