In this article, we're comparing Apple computers running Mac OS X — no hackintoshes to be found here — and computers running the Windows operating system. While the term PC stands for personal computer and could apply to Macs, Windows machines and computers running other operating systems alike, we're using it in the common vernacular as shorthand for a Windows machine. AdvertisementGiven the passion often displayed by owners of both Windows and Mac computers, you may be surprised to learn what a small share of the global computer market Apple actually controls. While the sales of iPhones, iPods and iPads provide a strong boost to Apple's overall earnings, Macs account for about 8 percent of computers worldwide. Click through our list of 10 differences between Macs and PCs and decide for yourself.