[alyasa]

But for the end-user, this is a moot point, it will not be a consideration when they make a purchase. It will be purely academic when the consumer has to make his decision. And there has been research that the actual performance of the different architechture is not very dissimilar, though of course the Mac is slanted toward graphical prowess. And also basically pre-intel Macs that ran OS X were running UNIX, which is also available on PCs; though it is not the default OS, of course...