While investigating a performance problem you may need to collect many Performance Reports and compare them. You can use the Performance Explorer to quickly compare two reports by:

  1. Selecting two reports.
  2. Right-clicking and choosing 'Compare Performance Reports...'
    comp_reports

The oldest report will be used for the 'Baseline' report and the other report will be used for the 'Comparison' report, as shown below:

comp_reports_2