CPU test problem

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  • liquid..snake
    Junior Member
    • Dec 2011
    • 2

    #1

    CPU test problem

    Hello, pt7 32-bit only recognizes 1 core of my cpu (core i5 2400) and doing the cpu test only uses 25% of it. How can I fix this? thanks
  • Richard (PassMark)
    Administrator
    • May 2010
    • 967

    #2
    The number of CPU/cores may be limited in the BIOS or your system was "tweaked" to run on a reduce number of cores. Solution can be found in the Sticky post Causes and Solutions for a slow PC

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    • David (PassMark)
      Administrator
      • Jan 2003
      • 11092

      #3
      You can also manually adjust the number of processes used by PerformanceTest from the Edit / Preferences window.

      Comment

      • liquid..snake
        Junior Member
        • Dec 2011
        • 2

        #4
        Thank you passmark i've solved it

        Comment

        • dareck
          Junior Member
          • Jan 2012
          • 8

          #5
          Question concerning the CPU test as well.

          If a dual core CPU with hyperthreading:
          - 1) Is detected to have 4 cores by the Performance Test Software (the software should detect 4 cores? or 2?)
          - 2) Is detected to have only 1 core but the OS is able to detect 4 cores

          Would there be a vast difference in scores if one were to run the CPU test in both options with the same CPU?

          Comment

          • David (PassMark)
            Administrator
            • Jan 2003
            • 11092

            #6
            PerformanceTest will detect and use multiple CPU, multiple cores and hyperthreading, when available.

            Comment

            • dareck
              Junior Member
              • Jan 2012
              • 8

              #7
              So if the Performance Test dosen't detect more than 1 core, it would not use the multiple cores during its benchmarking?

              Comment

              • David (PassMark)
                Administrator
                • Jan 2003
                • 11092

                #8
                Correct.
                But if the BIOS and O/S are setup correctly, and there are less than 64 cores, then there is no cases we know about where the detection fails.

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