Dev Builds » 20200810-1232

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 15. 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
ncm-dbt-01 06:32:15 583214 3998 72 2536 1390 -249.82 ± 6.44 559 1348 90 2 0 -647.35 ± 36.37
ncm-dbt-02 06:32:13 586813 4000 74 2562 1364 -253.02 ± 6.66 590 1309 100 1 0 -632.9 ± 34.46
ncm-dbt-03 06:32:00 585581 3996 70 2602 1324 -259.7 ± 6.8 622 1289 86 1 0 -658.99 ± 37.24
ncm-dbt-04 06:31:38 568789 4024 74 2575 1375 -252.75 ± 6.59 588 1326 97 1 0 -639.28 ± 35.0
ncm-dbt-05 06:32:24 581237 3982 59 2568 1355 -257.64 ± 6.71 606 1297 88 0 0 -658.36 ± 36.79
20000 349 12843 6808 -254.56 ± 2.97 2965 6569 461 5 0 -647.06 ± 15.9

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
453046 ncm-dbt-04 566454 24 0 15 9 -254.57 ± 72.25 3 9 0 0 0 -1199.83 ± 154.57
453045 ncm-dbt-05 579289 482 7 307 168 -253.25 ± 19.96 74 152 15 0 0 -597.27 ± 95.87
453044 ncm-dbt-01 585042 498 12 309 177 -238.86 ± 17.88 64 169 16 0 0 -591.55 ± 92.23
453043 ncm-dbt-03 584243 496 7 329 160 -268.87 ± 20.18 84 154 10 0 0 -674.62 ± 124.54
453042 ncm-dbt-02 586012 500 7 310 183 -244.09 ± 16.39 61 181 8 0 0 -715.51 ± 146.53
453041 ncm-dbt-04 571752 500 6 315 179 -250.76 ± 18.08 69 172 8 1 0 -676.08 ± 142.43
453040 ncm-dbt-05 583154 500 7 327 166 -263.41 ± 19.4 80 160 10 0 0 -676.04 ± 124.55
453039 ncm-dbt-01 583824 500 4 321 175 -259.9 ± 17.23 71 175 4 0 0 -837.28 ± 240.94
453038 ncm-dbt-03 585590 500 12 328 160 -258.74 ± 19.63 79 158 13 0 0 -629.41 ± 104.8
453037 ncm-dbt-02 587367 500 10 318 172 -249.64 ± 18.21 70 168 12 0 0 -643.67 ± 110.29
453036 ncm-dbt-04 569230 500 7 319 174 -254.15 ± 18.24 72 168 10 0 0 -676.04 ± 124.55
453035 ncm-dbt-01 584832 500 10 324 166 -256.44 ± 18.8 75 164 11 0 0 -659.13 ± 116.77
453034 ncm-dbt-03 585126 500 10 318 172 -249.64 ± 17.94 69 170 11 0 0 -659.13 ± 116.77
453033 ncm-dbt-05 580613 500 8 323 169 -257.59 ± 18.68 75 165 10 0 0 -676.04 ± 124.55
453032 ncm-dbt-02 588728 500 7 331 162 -268.16 ± 19.99 84 156 10 0 0 -676.04 ± 124.55
453031 ncm-dbt-04 570989 500 11 322 167 -253.02 ± 18.91 74 163 13 0 0 -629.41 ± 104.8
453030 ncm-dbt-03 585126 500 7 327 166 -263.41 ± 19.68 81 158 11 0 0 -659.13 ± 116.77
453029 ncm-dbt-05 580199 500 4 321 175 -259.9 ± 18.12 74 169 7 0 0 -739.05 ± 163.27
453028 ncm-dbt-01 581194 500 9 313 178 -245.19 ± 17.9 67 170 13 0 0 -629.41 ± 104.8
453027 ncm-dbt-02 586520 500 10 326 164 -258.74 ± 20.66 83 150 17 0 0 -581.38 ± 88.96
453026 ncm-dbt-04 567126 500 10 320 170 -251.89 ± 18.5 72 166 12 0 0 -643.67 ± 110.29
453025 ncm-dbt-03 584495 500 17 322 161 -246.3 ± 20.27 77 151 22 0 0 -534.79 ± 76.59
453024 ncm-dbt-01 582694 500 11 311 178 -240.82 ± 18.59 67 167 15 1 0 -581.4 ± 95.42
453023 ncm-dbt-05 581527 500 6 329 165 -266.96 ± 19.28 81 161 8 0 0 -715.51 ± 146.53
453022 ncm-dbt-02 587834 500 13 308 179 -235.44 ± 17.37 61 173 16 0 0 -592.27 ± 92.24
453021 ncm-dbt-04 567165 500 16 325 159 -250.76 ± 20.13 78 153 19 0 0 -561.34 ± 83.33
453020 ncm-dbt-03 586054 500 8 327 165 -262.24 ± 19.26 78 164 7 1 0 -694.74 ± 156.93
453019 ncm-dbt-05 584916 500 14 327 159 -255.29 ± 20.96 83 147 20 0 0 -552.07 ± 80.89
453018 ncm-dbt-01 582736 500 10 317 173 -248.52 ± 18.33 70 167 13 0 0 -629.41 ± 104.8
453017 ncm-dbt-04 570629 500 4 327 169 -266.96 ± 18.69 79 165 6 0 0 -766.17 ± 188.02
453016 ncm-dbt-02 583992 500 11 320 169 -250.76 ± 19.39 75 159 16 0 0 -592.27 ± 92.24
453015 ncm-dbt-01 583950 500 10 311 179 -241.91 ± 17.2 63 175 12 0 0 -643.67 ± 110.29
453014 ncm-dbt-04 566454 500 10 317 173 -248.52 ± 18.59 71 165 14 0 0 -616.18 ± 100.06
453013 ncm-dbt-03 586520 500 3 322 175 -262.24 ± 17.82 74 171 5 0 0 -798.18 ± 231.48
453012 ncm-dbt-05 581735 500 8 315 177 -248.52 ± 18.06 69 169 12 0 0 -643.67 ± 110.29
453011 ncm-dbt-02 587452 500 8 322 170 -256.44 ± 19.07 76 162 12 0 0 -643.67 ± 110.29
453010 ncm-dbt-01 581444 500 6 330 164 -268.16 ± 19.7 82 161 6 1 0 -715.55 ± 177.2
453009 ncm-dbt-03 587494 500 6 329 165 -266.96 ± 18.99 80 163 7 0 0 -739.05 ± 163.27
453008 ncm-dbt-04 569310 500 10 315 175 -246.3 ± 18.56 70 165 15 0 0 -603.84 ± 95.91
453007 ncm-dbt-05 578465 500 5 319 176 -256.44 ± 17.4 70 174 6 0 0 -766.17 ± 188.02
453006 ncm-dbt-02 586604 500 8 327 165 -262.24 ± 19.8 80 160 9 1 0 -659.17 ± 131.36

Commit

Commit ID cb0504028e8830dbc71be53cbd701d78c3d562a1
Author sf-x
Date 2020-08-10 12:32:11 UTC
Makefile rework/cleanup Makefile targets x86-64-sse42, x86-sse3 are removed; x86-64-sse41 is renamed to x86-64-sse41-popcnt (it did enable popcnt). Makefile variables sse3, sse42, their associated compilation flags and code in misc.cpp are removed. closes https://github.com/official-stockfish/Stockfish/pull/2922 No functional change
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