[pypy-issue] [issue1630] Matrix dot product ~5x slower in PyPy

Tibor Kiss tracker at bugs.pypy.org
Wed Nov 20 16:47:31 CET 2013

Tibor Kiss <tibor.kiss at gmail.com> added the comment:

I measure even bigger difference on OS X 10.8.5. 
Numpypy&Pypy is roughly 2 orders of magnitude slower than Numpy&cPython.

See the testcase attached.

% python2.7 matrix_dotprod_test.py
% /opt/pypy-2.2-osx64/bin/pypy matrix_dotprod_test.py

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