Dev Builds » 20160918-0613

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 14. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host Duration Avg Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN

Commit

Commit ID 4b0043ae7c92507d690eb4c4eb6249550d0891ff
Author Joost Vandevondele
Date 2016-09-18 06:13:34 UTC
Use fixed depth bench to make PGO builds more reproducible Discussed on fishcooking proposal and objdump verification: https://groups.google.com/d/msg/fishcooking/4_ausUwMXP0/EGPsMYqOFAAJ verified no significant speed difference between depth and time: https://groups.google.com/d/msg/fishcooking/4_ausUwMXP0/KazW5QZmFgAJ stockfish_time - stats: mean = 2207232.56 std = 7079.51 std/mean = 0.003207 stockfish_depth - stats: mean = 2201783.57 std = 6356.69 std/mean = 0.002887 No functional change
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