These include Apple's mac OS and free open-source Unix-like operating systems such as Linux.Advanced Micro Devices (AMD) provides the main alternative to Intel's processors. The IBM Personal Computer incorporated the designation in its model name, but IBM has not used this brand for many years.Since the early 1990s, Microsoft operating systems and Intel hardware have dominated much of the personal computer market, first with MS-DOS and then with Windows.Alternatives to Microsoft's Windows operating systems occupy a minority share of the industry.The demonstration required technical support staff and a mainframe time-sharing computer that were far too costly for individual business use at the time.By the early 1970s, people in academic or research institutions had the opportunity for single-person use of a computer system in interactive mode for extended durations, although these systems would still have been too expensive to be owned by a single person.This list is not exhaustive, and is limited to notable, well-known sites.The Alexa website rankings are from various time periods.
Micral N was the earliest commercial, non-kit microcomputer based on a microprocessor, the Intel 8008.
A personal computer (PC) is a multi-purpose computer whose size, capabilities, and price make it feasible for individual use.
PCs are intended to be operated directly by an end user, rather than by a computer expert or technician.
It is sometimes useful, especially in a marketing context, to distinguish personal computers of the "IBM Personal Computer" family from personal computers made by other manufacturers.
For example, "PC" is used in contrast with "Mac", an Apple Macintosh computer.