Developer Reference

  • 2020
  • 10/21/2020
  • Public Content
Contents

GetCpuFreqMhz

Estimates the processor operating frequency.

Syntax

IppStatus ippGetCpuFreqMhz(int*
pMhz
);
Include Files
ippcore.h
Parameters
pMhz
Pointer to the result.
Description
This function estimates the processor operating frequency and returns its value, in MHz as an integer stored in
pMhz
. The estimated value can vary depending on the processor workload.
To improve precision of the return value, this function accumulates CPU clocks. This operation takes several seconds and may result in long execution time.
Return Values
ippStsNoErr
Indicates no error.
ippStsNullPtrErr
Indicates an error condition when the
pMhz
pointer is
NULL
.

Product and Performance Information

1

Performance varies by use, configuration and other factors. Learn more at www.Intel.com/PerformanceIndex.