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Questions tagged rdtsc

3 questions

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63
votes
5
answers

How to get the CPU cycle count in x86_64 from C++?

c++ c performance x86 rdtsc
asked 2012-12-07T23:18:41.437
15
votes
3
answers

Variance in RDTSC overhead

c++ performance assembly intel rdtsc
asked 2011-06-21T22:15:15.667
40
votes
6
answers

rdtsc accuracy across CPU cores

linux multicore rdtsc
asked 2010-08-02T13:18:26.590