Windows 10: Why do my cpu speeds drop off when the threads are no longer full?

Discus and support Why do my cpu speeds drop off when the threads are no longer full? in Windows 10 Software and Apps to solve the problem; I have a PC with an Intel I9 149000k processor. It has 8-performance cores and 14-effiency cores for a total of 32-threads. I use Windows 11.I'm a... Discussion in 'Windows 10 Software and Apps' started by PaulMcColgan65, Dec 29, 2023.

  1. PAULMCCOLGAN65
    PaulMcColgan65 Win User

    Why do my cpu speeds drop off when the threads are no longer full?


    I have a PC with an Intel I9 149000k processor. It has 8-performance cores and 14-effiency cores for a total of 32-threads. I use Windows 11.I'm a geophysicist and I work with a multi-thread application to process very large datasets. When I launch the application, I set the program to use 30 of the 32 threads. During the first 14 hours, the p-cores run at 5+Ghz and the e-cores run at 4+Ghz. At just after 14 hours, the p-cores appear to complete their task and drop to zero while the remaining e-core continue processing at 100% and 4.4Ghz. At this point the job in roughly 85% complete. Then, af

    :)
     
    PaulMcColgan65, Dec 29, 2023
    #1
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Why do my cpu speeds drop off when the threads are no longer full?

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