User Guide


Intel Processor Events Reference

Intel® VTune™
provides a set of hardware event-based analysis types that help you estimate how effectively your application uses hardware resources. These analysis types monitor hardware events supported by your system's
Performance Monitoring Unit (PMU)
. The PMU is hardware built inside a processor to measure its performance parameters such as instruction cycles, cache hits, cache misses, branch misses and many others.
For more information on Intel® 64 and IA-32 architectures, explore
Intel Software Developer Manuals
available at
For details on hardware events supported by your system's PMU, use any of the following options:

Product and Performance Information


Performance varies by use, configuration and other factors. Learn more at