There should be a sub forum exclusively for games. Whatever. I got my new iMac and I'd like to test my GPU performance by playing some graphically intense game. I want to buy Bioshock Infinite, but it only runs at 1600x900, I bet it looks bad on the 27"iMac.. almost half the native resolution. I own it for PS3, so it has be beautiful to justify the price. I have it for PS3, so it has be beautiful to justify the price. Is there anyone who played it on a 27"iMac and can tell me about it?