http://www.newegg.com/Product/Produc...82E16819115202 i7 920
http://www.newegg.com/Product/Produc...82E16820231223 6gb DDR3 1333 (G.skill)
http://www.newegg.com/Product/Produc...82E16813131346 p6t Deluxe (ASUS)

Should run you around 730 dollars. That's the stuff I got for my system, and it's working quite nicely.