The updated MacBook Air doesn't look new on the outside, but the inside is a different story.
That story mostly revolves around Ivy Bridge, Intel's new 22-nanometer processor that boasts upgraded graphics silicon ("up to 60 percent faster graphics," says Apple). But there are a few more subtle changes, too, according to iFixit's teardown.
Intel's new engine: iFixit found a Core i5-3427U 1.8GHz chip. That comes with Turbo Boost, which can ratchet up the speed to 2.8GHz, and Intel's HD 4000 graphics. Not surprisingly, the Core i5 is Intel's most … Read more