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pep-456-benchmarks / README.txt

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Benchmark results for PEP 456
=============================

http://hg.python.org/features/pep-456/
http://www.python.org/dev/peps/pep-0456/

filename                               base    changed diff%  bmean  cmean  var    stdev
linux_athlonX2-2/benchmark_x64         22.29   22.82   2.4%   0.495  0.507  0.002  0.039
linux_athlonX2-2/benchmark_x64_sso7    22.32   23.39   4.8%   0.496  0.520  0.006  0.077
linux_athlonX2-2/benchmark_x86         23.86   24.30   1.8%   0.542  0.552  0.001  0.030
linux_athlonX2-2/benchmark_x86_sso6    23.92   24.59   2.8%   0.544  0.559  0.002  0.045
linux_athlonX2/benchmark_x64           22.71   23.34   2.7%   0.505  0.519  0.002  0.045
linux_athlonX2/benchmark_x64_sso7      22.86   23.82   4.2%   0.508  0.529  0.004  0.060
linux_athlonX2/benchmark_x86           24.59   25.11   2.1%   0.559  0.571  0.001  0.032
linux_athlonX2/benchmark_x86_sso6      24.47   25.34   3.6%   0.556  0.576  0.003  0.051
linux_core_i7/benchmark_x64            16.26   16.45   1.2%   0.361  0.366  0.000  0.019
linux_core_i7/benchmark_x64_sso7       16.15   16.17   0.1%   0.359  0.359  0.001  0.031
linux_core_i7/benchmark_x86            16.59   16.73   0.8%   0.377  0.380  0.001  0.025
linux_core_i7/benchmark_x86_sso6       16.81   17.40   3.5%   0.382  0.396  0.002  0.042

x64:
  ELF 64-bit LSB executable, x86-64

x86:
  ELF 32-bit LSB executable, Intel 80386 (CFLAGS="-m32" LDFLAGS="-m32")

SSO:
  with small string optimization with Py_HASH_CUTOFF at 6 or 7

Athlon X2:
  AMD Athlon(tm) II X2 255, 2 x 3.10 GHz,
  Ubuntu 12.04, GCC 4.6

Core I7:
  Intel Core i7-2860QM, 8 x 2.5 GHz (HT, turbo boost: 3.6 GHz),
  Ubuntu 13.04, GCC 4.7