0 Replies Latest reply: Jun 11, 2011 7:27 PM by hchwang001 RSS

    How to compute theoretical peak performance of CPU

    hchwang001

      Hi, all

      here is the output of cat /proc/cpuinfo on my machine,

      so how to compute the peak performance in terms of GFlops.

      Thanks in advance.



       

       

       

      ...
      
      processor           : 15
      vendor_id           : GenuineIntel
      cpu family          : 6
      model               : 26
      model name          : Intel(R) Xeon(R) CPU           E5520  @ 2.27GHz
      stepping            : 5
      cpu MHz             : 1600.000
      cache size          : 8192 KB
      physical id         : 1
      siblings            : 8
      core id             : 3
      cpu cores           : 4
      apicid              : 23
      fpu                 : yes
      fpu_exception       : yes
      cpuid level         : 11
      wp                  : yes
      flags               : fpu vme de pse tsc msr pae mce cx8 apic ...
      bogomips            : 4533.56
      clflush size        : 64
      cache_alignment     : 64
      address sizes       : 40 bits physical, 48 bits virtual
      power management    :