So what's likely the cause of such behavior? A bad driver? Any way to find out which? Clearly, based on how sluggish my system is the CPU is at 65% even though the process window shows only the idle ...

The Deferred Procedure Calls and Interrupt Service Routines is a mechanism in your Windows computer that will defer tasks of lower priority to a time suitable and simultaneously prioritize high ...

In simple terms, CPU utilization is the current percentage of CPU resources consumed by all programs. If you notice that some programs are using more of your CPU cores and hogging system resources, ...