12th Generation Intel® Core™ Processors

Datasheet, Volume 1 of 2

ID 655258
Date 08/08/2022
Document Table of Contents

Read Processor ID

A companion instruction that returns the current logical processor's ID and provides a faster alternative to using the RDTSCP instruction.

Read Processor ID (RDPID) specifications and functional descriptions are included in the Intel® 64 Architectures Software Developer’s Manual, Volume 2. Available at:

http://www.intel.com/products/processor/manuals