Dev Builds » 20200329-1748

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 06:26:29 581877 4000 62 2606 1332 -261.07 ± 6.76 624 1297 78 1 0 -676.08 ± 39.16
ncm-dbt-02 06:27:01 587161 4000 56 2563 1381 -255.73 ± 6.51 587 1333 80 0 0 -676.07 ± 38.65
ncm-dbt-03 06:26:01 586018 4000 51 2611 1338 -263.42 ± 6.81 636 1289 74 1 0 -685.17 ± 40.25
ncm-dbt-04 06:27:00 566502 4000 45 2604 1351 -263.27 ± 6.6 620 1319 61 0 0 -724.02 ± 44.5
ncm-dbt-05 06:26:02 582823 4000 68 2597 1335 -258.89 ± 6.71 614 1301 85 0 0 -665.32 ± 37.46
20000 282 12981 6737 -260.46 ± 2.99 3081 6539 378 2 0 -684.24 ± 17.57

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
444919 ncm-dbt-04 566454 500 2 324 174 -265.77 ± 18.25 77 168 5 0 0 -798.18 ± 231.48
444918 ncm-dbt-03 587155 500 5 332 163 -271.78 ± 19.86 85 157 8 0 0 -715.51 ± 146.53
444917 ncm-dbt-02 586223 500 8 325 167 -259.9 ± 18.41 75 167 8 0 0 -715.51 ± 146.53
444916 ncm-dbt-01 580447 500 6 336 158 -275.44 ± 20.59 89 152 9 0 0 -694.7 ± 134.18
444915 ncm-dbt-05 585759 500 6 324 170 -261.07 ± 18.26 75 168 7 0 0 -739.05 ± 163.27
444914 ncm-dbt-04 569909 500 7 320 173 -255.29 ± 17.83 71 171 8 0 0 -715.51 ± 146.53
444913 ncm-dbt-03 585464 500 10 319 171 -250.76 ± 18.62 72 165 13 0 0 -629.41 ± 104.8
444912 ncm-dbt-01 580821 500 12 335 153 -266.96 ± 20.39 85 153 12 0 0 -643.67 ± 110.29
444911 ncm-dbt-02 587622 500 7 317 176 -251.89 ± 18.5 72 166 12 0 0 -643.67 ± 110.29
444910 ncm-dbt-05 580572 500 8 326 166 -261.07 ± 19.38 79 160 11 0 0 -659.13 ± 116.77
444909 ncm-dbt-04 565037 500 5 320 175 -257.59 ± 17.54 71 173 6 0 0 -766.17 ± 188.02
444908 ncm-dbt-03 585126 500 0 332 168 -277.92 ± 19.09 85 162 3 0 0 -887.58 ± 222.18
444907 ncm-dbt-01 582318 500 5 314 181 -250.76 ± 17.81 68 174 7 1 0 -694.74 ± 156.93
444906 ncm-dbt-05 581569 500 9 327 164 -261.07 ± 19.38 79 160 11 0 0 -659.13 ± 116.77
444905 ncm-dbt-02 588004 500 7 314 179 -248.52 ± 16.96 65 177 8 0 0 -715.51 ± 146.53
444904 ncm-dbt-03 585337 500 10 326 164 -258.74 ± 19.63 79 158 13 0 0 -629.41 ± 104.8
444903 ncm-dbt-04 565076 500 9 337 154 -272.99 ± 21.13 90 148 12 0 0 -643.67 ± 110.29
444902 ncm-dbt-01 582068 500 12 323 165 -253.02 ± 19.17 75 161 14 0 0 -616.18 ± 100.06
444901 ncm-dbt-02 588047 500 5 328 167 -266.96 ± 19.28 81 161 8 0 0 -715.51 ± 146.53
444900 ncm-dbt-05 583154 500 8 324 168 -258.74 ± 19.09 77 162 11 0 0 -659.13 ± 116.77
444899 ncm-dbt-04 568196 500 5 328 167 -266.96 ± 18.99 80 163 7 0 0 -739.05 ± 163.27
444898 ncm-dbt-03 586646 500 5 322 173 -259.9 ± 18.97 77 163 10 0 0 -676.04 ± 124.55
444897 ncm-dbt-01 582193 500 4 323 173 -262.24 ± 18.41 76 167 7 0 0 -739.05 ± 163.27
444896 ncm-dbt-02 587537 500 8 316 176 -249.64 ± 18.73 72 164 14 0 0 -616.18 ± 100.06
444895 ncm-dbt-05 579868 500 11 331 158 -263.41 ± 19.95 82 156 12 0 0 -643.67 ± 110.29
444894 ncm-dbt-04 562418 500 6 320 174 -256.44 ± 17.69 71 172 7 0 0 -739.05 ± 163.27
444893 ncm-dbt-03 586646 500 5 318 177 -255.29 ± 18.11 72 169 9 0 0 -694.7 ± 134.18
444892 ncm-dbt-01 582277 500 6 321 173 -257.59 ± 18.12 73 169 8 0 0 -715.51 ± 146.53
444891 ncm-dbt-05 586520 500 11 323 166 -254.15 ± 19.82 78 156 16 0 0 -592.27 ± 92.24
444890 ncm-dbt-02 586985 500 6 322 172 -258.74 ± 18.54 75 166 9 0 0 -694.7 ± 134.18
444889 ncm-dbt-03 586520 500 7 338 155 -276.68 ± 20.45 89 153 8 0 0 -715.51 ± 146.53
444888 ncm-dbt-04 566730 500 5 325 170 -263.41 ± 18.84 78 164 8 0 0 -715.51 ± 146.53
444887 ncm-dbt-01 583824 500 3 343 154 -288.06 ± 20.58 94 152 4 0 0 -837.28 ± 240.94
444886 ncm-dbt-02 587537 500 6 327 167 -264.59 ± 18.7 78 165 7 0 0 -739.05 ± 163.27
444885 ncm-dbt-05 583866 500 6 318 176 -254.15 ± 17.68 70 172 8 0 0 -715.51 ± 146.53
444884 ncm-dbt-03 585253 500 9 324 167 -257.59 ± 19.48 77 162 10 1 0 -643.7 ± 122.54
444883 ncm-dbt-05 581277 500 9 324 167 -257.59 ± 18.4 74 167 9 0 0 -694.7 ± 134.18
444882 ncm-dbt-01 581070 500 14 311 175 -237.58 ± 17.91 64 169 17 0 0 -581.38 ± 88.96
444881 ncm-dbt-04 568196 500 6 330 164 -268.16 ± 19.42 82 160 8 0 0 -715.51 ± 146.53
444880 ncm-dbt-02 585337 500 9 314 177 -246.3 ± 18.3 69 167 14 0 0 -616.18 ± 100.06

Commit

Commit ID f2430bf034cc31258c870797501bce0605bce3d0
Author Vizvezdenec
Date 2020-03-29 17:48:01 UTC
Count only the most advanced passed pawn for each file. This patch adjusts definition of passed pawns - if there is a pawn of our color in the same file in front of a current pawn it's no longer counts as passed. passed STC https://tests.stockfishchess.org/tests/view/5e802037e42a5c3b3ca2ed07 LLR: 2.94 (-2.94,2.94) {-0.50,1.50} Total: 215296 W: 41843 L: 41341 D: 132112 Ptnml(0-2): 3688, 25313, 49304, 25495, 3848 passed LTC https://tests.stockfishchess.org/tests/view/5e806441e42a5c3b3ca2ed2b LLR: 2.95 (-2.94,2.94) {0.25,1.75} Total: 74050 W: 9761 L: 9379 D: 54910 Ptnml(0-2): 510, 6838, 22025, 7064, 588 closes https://github.com/official-stockfish/Stockfish/pull/2602 bench: 4902237
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