Task Manager's CPU meter is an obituary for the recent past, says the engineer who built it

"The CPU number in Task Manager is a moving little obituary for the immediate past," explained former Microsoft engineer Dave ...

Your PC's Task Manager Is Lying To You - Here's Why

Task Manager is a useful tool that you've almost certainly used while checking your Windows PC for errors, but this common ...
ExtremeTech

New Utility Fixes Windows Defender Hogging CPU Time on Intel CPUs

A weird bug has been discovered in Windows Defender's real-time notification system that causes it to suck up CPU resources. Run this free utility to see if it's affecting your rig. Share on Facebook ...
Ars Technica

How can i tell what is using my CPU time

I have a thinkpad X61, running vista X64 Business, SP1. All relevant security updates are applied.<BR><BR>Occaisonlly I get high CPU useage. Taskmanger CPU useage graph shows approximately 40 - 50% ...