Right now, the Core i7 iMac is the king of Apple’s hill — and a growing dominant force in the market generally as its remarkable value equation becomes more widely understood, offering ~35% better performance than the i5 model (due to the lack of HyperThreading which allows two threads to run on each core, making the CPU considerably more efficient) for only $200 more. It even rivals and sometimes exceeds the performance of the Mac Pro by nature of its more advanced Lynnfield CPU which can “turbo” to higher clock speeds, up to 3.46GHz, than the Gainestown Xeon chips in the Pro when only 1 or 2 cores are active. Gaming is a perfect example of where this can be particularly beneficial. Read more