UNITED STATES - AUGUST 13: The Intel 486 microprocessor (left) was introduced in 1989 and marked a significant improvement in the processing capacity of computers over that of the previous Intel 386 ...

The x86 CPU landscape of the 1980s and 1990s was competitive in a way that probably seems rather alien to anyone used to the duopoly that exists today between AMD and Intel. At one point in time, ...