The Performance Impact Of Intel's Register File Data Sampling "RFDS" Mitigation
PostgreSQL and other database software on this Raptor Lake Refresh desktop CPU tended to see minor performnace slowdowns with the RFDS mitigation.
Making use of the Stress-NG micro-benchmarks was easy for finding performance penalties due to the Register File Data Sampling mitigation.
The context switching time on the Core i9 14900K dropped from 126 to 139 clocks with this new mitigation.