Pentium microprocessors are the most widely used. Which company develops them?

Intel Corporation developed the Pentium microprocessor family, which became the most widely used CPU architecture in personal computers during the 1990s and early 2000s. The Pentium brand represented Intel's flagship x86 processor line and dominated the PC market for over a decade. AMD was Intel's main competitor in the processor market, while IBM and Dell were computer manufacturers that used processors from Intel and AMD.