Author: Maciej Fijalkowski <fij...@gmail.com> Branch: extradoc Changeset: r4978:2f847bf4e26e Date: 2013-07-09 13:28 +0200 http://bitbucket.org/pypy/extradoc/changeset/2f847bf4e26e/
Log: merge diff --git a/blog/draft/pypy-alpha-arm.rst b/blog/draft/pypy-alpha-arm.rst --- a/blog/draft/pypy-alpha-arm.rst +++ b/blog/draft/pypy-alpha-arm.rst @@ -72,71 +72,40 @@ * relative speedup (how much bigger the x86 speedup is over ARM speedup) -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ +(in case this table is not readable, please visit http://morepypy.blogspot.com/2013/05/pypy-20-alpha-for-arm.html) + | Benchmark | PyPy vs CPython (arm) | PyPy vs CPython (x86) | x86 vs arm (pypy) | x86 vs arm (cpython) | relative speedup | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | ai | 3.61 | 3.16 | 7.70 | 8.82 | 0.87 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | bm_mako | 3.41 | 2.11 | 8.56 | 13.82 | 0.62 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | chaos | 21.82 | 17.80 | 6.93 | 8.50 | 0.82 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | crypto_pyaes | 22.53 | 19.48 | 6.53 | 7.56 | 0.86 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | django | 13.43 | 11.16 | 7.90 | 9.51 | 0.83 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | eparse | 1.43 | 1.17 | 6.61 | 8.12 | 0.81 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | fannkuch | 6.22 | 5.36 | 6.18 | 7.16 | 0.86 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | float | 5.22 | 6.00 | 9.68 | 8.43 | 1.15 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | go | 4.72 | 3.34 | 5.91 | 8.37 | 0.71 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | hexiom2 | 8.70 | 7.00 | 7.69 | 9.56 | 0.80 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | html5lib | 2.35 | 2.13 | 6.59 | 7.26 | 0.91 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | json_bench | 1.12 | 0.93 | 7.19 | 8.68 | 0.83 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | meteor-contest | 2.13 | 1.68 | 5.95 | 7.54 | 0.79 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | nbody_modified | 8.19 | 7.78 | 6.08 | 6.40 | 0.95 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | pidigits | 1.27 | 0.95 | 14.67 | 19.66 | 0.75 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | pyflate-fast | 3.30 | 3.57 | 10.64 | 9.84 | 1.08 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | raytrace-simple | 46.41 | 29.00 | 5.14 | 8.23 | 0.62 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | richards | 31.48 | 28.51 | 6.95 | 7.68 | 0.91 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | slowspitfire | 1.28 | 1.14 | 5.91 | 6.61 | 0.89 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | spambayes | 1.93 | 1.27 | 4.15 | 6.30 | 0.66 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | sphinx | 1.01 | 1.05 | 7.76 | 7.45 | 1.04 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | spitfire | 1.55 | 1.58 | 5.62 | 5.49 | 1.02 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | spitfire_cstringio | 9.61 | 5.74 | 5.43 | 9.09 | 0.60 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | sympy_expand | 1.42 | 0.97 | 3.86 | 5.66 | 0.68 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | sympy_integrate | 1.60 | 0.95 | 4.24 | 7.12 | 0.60 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | sympy_str | 0.72 | 0.48 | 3.68 | 5.56 | 0.66 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | sympy_sum | 1.99 | 1.19 | 3.83 | 6.38 | 0.60 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | telco | 14.28 | 9.36 | 3.94 | 6.02 | 0.66 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | twisted_iteration | 11.60 | 7.33 | 6.04 | 9.55 | 0.63 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | twisted_names | 3.68 | 2.83 | 5.01 | 6.50 | 0.77 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ | twisted_pb | 4.94 | 3.02 | 5.10 | 8.34 | 0.61 | -+--------------------+-----------------------+-----------------------+-------------------+----------------------+------------------+ It seems that Cortex A9, while significantly slower than Xeon, has higher slowdowns with a large interpreter (CPython) than a JIT compiler (PyPy). 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