You can play roulette but I want to hit up the Blackjack tables
And Ivy Bridge oughta be out by the New Year so sounds like a good plan to wait until then.
Also, don't expect to get the performance of CFed 5770s. You'll only be getting the performance of two 5750s. There shouldn't be a huge difference between the two anyways but the 5750 will limit you. Your CPU may limit the performance there too.
O... and dont look at this sig rig! I got a comepletely new build going. Hence me asking whether to jump on this deal or wait for BD