The below mentioned enhancements are available in Pentium Pro:
Multiprocessor support up to 4 processors.
Two low-power states: Auto-HALT and Stop-Grant.
Optimized for 32 applications.
Integrated non-blocking second level cache that runs at the speed of the processor.
An exclusive internal bus for level 2 cache.
Separate 8 KB code and 8 KB data level 1 cache.
The Pentium II eventually succeeded the Pentium Pro. Pentium II has addition of MMX and enhanced 16-bit code performance. Intel as an upgrade option produced a 333 MHz Pentium II processor for Socket 8 for owners of Pentium Pro systems.
