Reviewer James Galbraith (macworld.com) gives the new quad-core 27-inch iMac computer systems with Intel Core i5 and Core i7 “Nehalem” processors 4.5/5 mice, calling them “definitely worth the wait.” In efficiency exams, writes Galbraith, the two.55GHz Core i5 iMac was “the fastest usual configuration Mac we’ve ever tested” and the Core i7 “showed even higher efficiency prowess.”
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