Is there a platform optimized version of gmp for INTEL?

Patrick Pelissier patrick.pelissier at
Mon Jan 1 12:09:01 CET 2007

> What exactly do you use as a target? x86, EMT64 or Itanic? In the unlikely
> event that you are running your code on Itanium you might want to check
> out the gmp-like implementation provided by Intel in the Intel Math Kernel
> library. I am not aware of any performace numbers (and I did at least
> search :) and I cannot tell you if it is 100% compatible, either.

> Check out the "More Digits friendly Competition 2006" at
> and you will see that the mpfr
> (which uses the gmp) looks very good. The Mathematica people "won" because
> they solved more of the problems, not because they were faster compared to
> the mpfr.
  It is MPFS, not MPFR. MPFR team organised this session so they
couldn't participate.
  You should look at the previous session for a comparison with MPFR.

  Patrick Pelissier

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