The Deschutes core is based on P6 microarchitecture.
New core features:
0.25 micron technology
100 MHz FSB
Lower core voltage and power requirements
Different type of slot cartridge
Pentium II processors with Deschutes core can be identified by:
Part number: part number contains 80523P or 80523U.
An example: 80523PX333512.
CPU ID: Processors with the Deschutes core have CPU identification numbers from 650 to 653.
Please note that Pentium II Xeon CPUs with Drake core and Celeron processors
with Covington core have the same CPU IDs.