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Re: Compiling with and without -march=native: benchmarks
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From: |
Corrado |
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Subject: |
Re: Compiling with and without -march=native: benchmarks |
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Date: |
Mon, 21 Sep 2009 10:29:37 +0100 |
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KMail/1.11.4 (Linux/2.6.28-13-generic; KDE/4.2.4; x86_64; ; ) |
On Monday 21 September 2009 10:21:46 Jaroslav Hajek wrote:
> benefits. Did you include -march=native in FFLAGS?
yes
> It's not that hard, but regarding the BLAS, it makes little sense to
> do so with the reference BLAS implementation. A tuned implementation
> such as ATLAS or some of the non-free ones will bring you much better
> speed.
yes, I have atlas. I try not to use non free (as in speech) software. So these
are benchmarks carried out with purely free software / open source software.
Best,
--
Corrado Topi
Global Climate Change & Biodiversity Indicators
Area 18,Department of Biology
University of York, York, YO10 5YW, UK
Phone: + 44 (0) 1904 328645, E-mail: address@hidden