[Numpy-discussion] NumPy speed tests by NASA

Gael Varoquaux gael.varoquaux@normalesup....
Tue Feb 22 16:01:27 CST 2011


On Tue, Feb 22, 2011 at 09:59:26PM +0000, Pauli Virtanen wrote:
> > Probably because the numpy binary that the author was using was compiled
> > without a blas implementation, and just using numpy's internal
> > lapack_lite. This is a common problem in real life.

> It doesn't use blas_lite at the moment. It probably could be made to do 
> so, though, and this would probably already give a 10x speed boost.

Ah. That explains the low performance. Thanks for correcting me.

G


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