Dev Builds » 20200525-2015

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 06:29:16 585542 4016 56 2590 1370 -258.16 ± 6.66 610 1315 82 1 0 -668.13 ± 38.17
ncm-dbt-02 06:28:41 586374 4000 66 2584 1350 -257.31 ± 6.67 605 1309 85 1 0 -661.2 ± 37.47
ncm-dbt-03 06:29:22 585686 4000 79 2574 1347 -254.02 ± 6.7 598 1299 103 0 0 -631.15 ± 33.93
ncm-dbt-04 06:29:16 568363 3998 54 2596 1348 -260.97 ± 6.73 621 1301 76 1 0 -680.48 ± 39.69
ncm-dbt-05 06:30:25 582392 3986 84 2562 1340 -252.84 ± 6.78 595 1291 104 3 0 -618.8 ± 33.76
20000 339 12906 6755 -256.65 ± 3.0 3029 6515 450 6 0 -650.5 ± 16.09

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
465709 ncm-dbt-01 588217 16 1 10 5 -220.97 ± 113.12 2 5 1 0 0 -470.09 ± 466.68
465708 ncm-dbt-05 583154 486 6 309 171 -253.85 ± 19.38 72 160 10 1 0 -638.64 ± 122.51
465707 ncm-dbt-04 569430 498 4 327 167 -268.52 ± 18.93 80 163 6 0 0 -765.47 ± 188.01
465706 ncm-dbt-03 584579 500 16 316 168 -240.82 ± 18.59 68 164 18 0 0 -571.09 ± 86.01
465705 ncm-dbt-02 586181 500 6 316 178 -251.89 ± 17.68 69 172 9 0 0 -694.7 ± 134.18
465704 ncm-dbt-01 583489 500 6 330 164 -268.16 ± 20.54 86 152 12 0 0 -643.67 ± 110.29
465703 ncm-dbt-04 567878 500 5 333 162 -272.99 ± 20.01 86 156 8 0 0 -715.51 ± 146.53
465702 ncm-dbt-05 579744 500 12 316 172 -245.19 ± 17.9 67 170 13 0 0 -629.41 ± 104.8
465701 ncm-dbt-03 583363 500 16 316 168 -240.82 ± 19.07 70 160 20 0 0 -552.07 ± 80.89
465700 ncm-dbt-02 587155 500 10 321 169 -253.02 ± 18.9 73 166 10 1 0 -643.7 ± 122.54
465699 ncm-dbt-01 584076 500 8 314 178 -247.41 ± 18.18 69 168 13 0 0 -629.41 ± 104.8
465698 ncm-dbt-03 587749 500 11 326 163 -257.59 ± 19.49 78 159 13 0 0 -629.41 ± 104.8
465697 ncm-dbt-05 583656 500 8 319 173 -253.02 ± 18.64 73 165 12 0 0 -643.67 ± 110.29
465696 ncm-dbt-04 569470 500 10 323 167 -255.29 ± 18.93 75 163 12 0 0 -643.67 ± 110.29
465695 ncm-dbt-02 584874 500 11 323 166 -254.15 ± 19.57 77 158 15 0 0 -603.84 ± 95.91
465694 ncm-dbt-01 583782 500 5 319 176 -256.44 ± 17.97 72 170 8 0 0 -715.51 ± 146.53
465693 ncm-dbt-03 588472 500 8 324 168 -258.74 ± 18.82 76 164 10 0 0 -676.04 ± 124.55
465692 ncm-dbt-04 568633 500 9 336 155 -271.78 ± 20.71 88 151 11 0 0 -659.13 ± 116.77
465691 ncm-dbt-05 581485 500 10 319 171 -250.76 ± 18.08 70 169 11 0 0 -659.13 ± 116.77
465690 ncm-dbt-02 586858 500 8 326 166 -261.07 ± 18.55 76 166 8 0 0 -715.51 ± 146.53
465689 ncm-dbt-01 585590 500 4 322 174 -261.07 ± 18.26 75 168 7 0 0 -739.05 ± 163.27
465688 ncm-dbt-03 587707 500 4 326 170 -265.77 ± 19.41 81 160 9 0 0 -694.7 ± 134.18
465687 ncm-dbt-04 562963 500 8 319 173 -253.02 ± 19.17 74 164 11 1 0 -629.43 ± 115.29
465686 ncm-dbt-02 585126 500 7 320 173 -255.29 ± 18.93 75 163 12 0 0 -643.67 ± 110.29
465685 ncm-dbt-05 580821 500 10 340 150 -275.44 ± 21.43 92 146 12 0 0 -643.67 ± 110.29
465684 ncm-dbt-01 586308 500 5 317 178 -254.15 ± 17.68 70 172 8 0 0 -715.51 ± 146.53
465683 ncm-dbt-04 569111 500 7 315 178 -249.64 ± 17.94 69 170 11 0 0 -659.13 ± 116.77
465682 ncm-dbt-03 585126 500 8 328 164 -263.41 ± 19.4 80 160 10 0 0 -676.04 ± 124.55
465681 ncm-dbt-02 587113 500 5 333 162 -272.99 ± 19.72 85 158 7 0 0 -739.05 ± 163.27
465680 ncm-dbt-05 585126 500 11 329 160 -261.07 ± 20.19 82 154 14 0 0 -616.18 ± 100.06
465679 ncm-dbt-01 585970 500 10 329 161 -262.24 ± 20.07 82 155 13 0 0 -629.41 ± 104.8
465678 ncm-dbt-02 588771 500 11 325 164 -256.44 ± 19.86 79 156 15 0 0 -603.84 ± 95.91
465677 ncm-dbt-03 585717 500 8 318 174 -251.89 ± 18.5 72 166 12 0 0 -643.67 ± 110.29
465676 ncm-dbt-04 570549 500 5 316 179 -253.02 ± 18.1 71 169 10 0 0 -676.04 ± 124.55
465675 ncm-dbt-05 584537 500 14 320 166 -247.41 ± 19.21 72 163 14 1 0 -592.29 ± 99.42
465674 ncm-dbt-01 586308 500 9 330 161 -264.59 ± 20.09 82 158 9 1 0 -659.17 ± 131.36
465673 ncm-dbt-02 584916 500 8 320 172 -254.15 ± 17.97 71 170 9 0 0 -694.7 ± 134.18
465672 ncm-dbt-04 568872 500 6 327 167 -264.59 ± 18.7 78 165 7 0 0 -739.05 ± 163.27
465671 ncm-dbt-03 582778 500 8 320 172 -254.15 ± 18.52 73 166 11 0 0 -659.13 ± 116.77
465670 ncm-dbt-01 586139 500 8 319 173 -253.02 ± 18.37 72 167 11 0 0 -659.13 ± 116.77
465669 ncm-dbt-05 580613 500 13 310 177 -237.58 ± 18.88 67 164 18 1 0 -552.08 ± 85.8

Commit

Commit ID 7f2c8a2b81af19033a62845408b7ae19ed513053
Author Moez Jellouli
Date 2020-05-25 20:15:13 UTC
Remove attacked pawns from storm evaluation STC: LLR: 2.96 (-2.94,2.94) {-0.50,1.50} Total: 54456 W: 11009 L: 10737 D: 32710 Ptnml(0-2): 929, 6326, 12523, 6444, 1006 https://tests.stockfishchess.org/tests/view/5ec962e4404591b2793008a5 LTC: LLR: 2.94 (-2.94,2.94) {0.25,1.75} Total: 62448 W: 9018 L: 8664 D: 44766 Ptnml(0-2): 462, 5928, 18121, 6220, 493 https://tests.stockfishchess.org/tests/view/5ec976a8a586eee45aa2ab40 Non regression STC with "noob_3moves.epd" opening book LLR: 3.81 (-2.94,2.94) {-1.50,0.50} Total: 91896 W: 17770 L: 17653 D: 56473 Ptnml(0-2): 1598, 10782, 21124, 10793, 1651 https://tests.stockfishchess.org/tests/view/5ec9b83ea586eee45aa2ab96 closes https://github.com/official-stockfish/Stockfish/pull/2698 Bench 4488597
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