I'm really impressed with the 4850/4870 at this point. They have the best priceerformance ratio out there, and the 4850 can even be had at FXvideocards for $179.99 with no MIR. (http://fxvideocards.com/search.php?mode=search&page=1)
I'd totally go with the MIRs, but they screwed me in the past.
I'd totally go with the MIRs, but they screwed me in the past.