Thanks for starting this interesting
comparison.
Maybe using -march=native would be
simpler and more meaningful? I'm thinking
about penryns especially.
regards,
- Jakub Lach
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Core i7 based procesors run slower with -march=core2 (new option) on the
system
compiler than with -march=nocona
Sorry for double mail, isn't CPUTYPE=core2 just alias to nocona with base
compiler?
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Hi Poul-Henning,
I have redone the test for majority of the processors, this time taking
5 samples of each whole testrun, calculating the average, standard
deviation, relative standard deviation, standard error and relative
standard error.
The relative standard error is below 0.25% for ~91%,
2011/3/12 Martin Matuska m...@freebsd.org
Hi Poul-Henning,
I have redone the test for majority of the processors, this time taking
5 samples of each whole testrun, calculating the average, standard
deviation, relative standard deviation, standard error and relative
standard error.
The
2011/3/12 Martin Matuska m...@freebsd.org
Hi Poul-Henning,
I have redone the test for majority of the processors, this time taking
5 samples of each whole testrun, calculating the average, standard
deviation, relative standard deviation, standard error and relative
standard error.
The
In message 4d7b44af.7040...@freebsd.org, Martin Matuska writes:
Thanks a lot for doing this properly.
What significance level should I take?
I think I set ministat(1) to use 95 % confidence level by default
and that is in general a pretty safe bet (1 in 20 chance)
I hope this approach is
2011/3/12 Poul-Henning Kamp p...@phk.freebsd.dk:
In message 4d7b44af.7040...@freebsd.org, Martin Matuska writes:
Thanks a lot for doing this properly.
What significance level should I take?
I think I set ministat(1) to use 95 % confidence level by default
and that is in general a pretty
