Quote Originally Posted by Zucker2k View Post
OCCT uses all AVAILABLE CPU resources. ie. minus what other system resources are utilizing. p95 reports 100%, but that is probably a measurement of the current cpu level rather than what p95 is actually using. You can verify this by monitoring CPU performance under task manager while OCCT is running.

Theoretically, NO app. can utilize 100% CPU power because other OS resources always utilize some of that power all the time.
Quote Originally Posted by safan80 View Post
I've never seen prime report 100% even occt's cpu reporting is off I always go by the task Manager.
Prime small FFT most always pegs Task Manager @ 100%. I'd rather run OCCT than use Prime Blend--faster results and imho, a better indicator overall of stability.