Using the first generation of Intel's Extended Server Memory Architecture, Pentium Pro CPUs address 64GB of memory rather than 4GB. The Pentium Pro was succeeded by the Pentium II. See Pentium.
A Pentium Pro CPU chip or to a PC that uses it. The term has also been used for non-Intel CPUs that are Pentium Pro compatible, such as the K6 from AMD. See P6 class and Pentium. THIS DEFINITION ...