Dev Builds » 20200413-0720

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 06:25:59 583834 4012 60 2572 1380 -255.37 ± 6.53 588 1338 78 2 0 -672.23 ± 39.15
ncm-dbt-02 06:25:52 585883 4000 75 2643 1282 -264.6 ± 7.19 671 1228 99 2 0 -631.16 ± 34.63
ncm-dbt-03 06:24:59 585816 3996 51 2589 1356 -260.57 ± 6.74 619 1302 75 2 0 -678.13 ± 39.95
ncm-dbt-04 06:24:55 568670 4000 52 2633 1315 -266.52 ± 6.94 657 1268 74 1 0 -685.17 ± 40.25
ncm-dbt-05 06:26:15 582262 3992 56 2585 1351 -259.63 ± 6.69 610 1311 74 0 1 -684.81 ± 40.25
20000 294 13022 6684 -261.31 ± 3.05 3145 6447 400 7 1 -669.12 ± 17.07

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
467044 ncm-dbt-01 584327 12 0 8 4 -279.22 ± 131.95 2 4 0 0 0 -1199.83 ± 215.27
467043 ncm-dbt-03 588899 496 8 309 179 -244.57 ± 17.91 65 172 10 1 0 -642.27 ± 122.53
467042 ncm-dbt-05 584034 492 10 301 181 -236.22 ± 17.68 58 177 10 0 1 -640.82 ± 122.53
467041 ncm-dbt-02 586731 500 8 328 164 -263.41 ± 19.95 82 156 12 0 0 -643.67 ± 110.29
467040 ncm-dbt-04 567997 500 4 333 163 -274.22 ± 19.57 85 159 6 0 0 -766.17 ± 188.02
467039 ncm-dbt-01 583782 500 3 317 180 -256.44 ± 17.1 69 176 5 0 0 -798.18 ± 231.48
467038 ncm-dbt-03 584117 500 6 335 159 -274.22 ± 19.57 85 159 6 0 0 -766.17 ± 188.02
467037 ncm-dbt-05 582778 500 7 327 166 -263.41 ± 19.12 79 162 9 0 0 -694.7 ± 134.18
467036 ncm-dbt-04 569749 500 8 337 155 -274.22 ± 21.0 90 149 11 0 0 -659.13 ± 116.77
467035 ncm-dbt-02 582694 500 10 325 165 -257.59 ± 19.75 79 157 14 0 0 -616.18 ± 100.06
467034 ncm-dbt-01 583405 500 6 314 180 -249.64 ± 17.11 66 176 8 0 0 -715.51 ± 146.53
467033 ncm-dbt-03 583740 500 3 320 177 -259.9 ± 18.12 74 169 7 0 0 -739.05 ± 163.27
467032 ncm-dbt-05 584874 500 9 318 173 -250.76 ± 17.81 69 171 10 0 0 -676.04 ± 124.55
467031 ncm-dbt-04 570709 500 8 336 156 -272.99 ± 20.58 88 152 10 0 0 -676.04 ± 124.55
467030 ncm-dbt-02 587240 500 7 331 162 -268.16 ± 19.42 82 160 8 0 0 -715.51 ± 146.53
467029 ncm-dbt-01 584579 500 11 323 166 -254.16 ± 19.57 75 164 9 2 0 -629.43 ± 125.74
467028 ncm-dbt-03 587367 500 5 337 158 -277.92 ± 20.01 88 156 6 0 0 -766.17 ± 188.02
467027 ncm-dbt-05 581902 500 0 326 174 -270.57 ± 18.22 79 168 3 0 0 -887.58 ± 222.18
467026 ncm-dbt-02 585253 500 11 323 166 -254.15 ± 20.08 79 154 17 0 0 -581.38 ± 88.96
467025 ncm-dbt-04 566533 500 5 324 171 -262.24 ± 18.12 75 169 6 0 0 -766.17 ± 188.02
467024 ncm-dbt-01 581485 500 9 320 171 -253.02 ± 18.1 71 169 10 0 0 -676.04 ± 124.55
467023 ncm-dbt-03 587155 500 8 328 164 -263.41 ± 21.0 85 151 13 1 0 -603.86 ± 103.96
467022 ncm-dbt-02 585379 500 12 326 162 -256.44 ± 20.86 81 154 13 2 0 -581.4 ± 101.74
467021 ncm-dbt-05 582569 500 7 321 172 -256.44 ± 18.25 73 168 9 0 0 -694.7 ± 134.18
467020 ncm-dbt-04 571632 500 2 326 172 -268.16 ± 18.84 80 164 6 0 0 -766.17 ± 188.02
467019 ncm-dbt-01 584117 500 7 308 185 -241.91 ± 16.66 61 179 10 0 0 -676.04 ± 124.55
467018 ncm-dbt-03 585632 500 8 312 180 -245.19 ± 17.36 65 174 11 0 0 -659.13 ± 116.77
467017 ncm-dbt-05 583112 500 6 340 154 -280.42 ± 21.19 93 148 9 0 0 -694.7 ± 134.18
467016 ncm-dbt-02 586774 500 6 339 155 -279.16 ± 21.32 93 147 10 0 0 -676.04 ± 124.55
467015 ncm-dbt-01 585464 500 9 325 166 -258.74 ± 19.09 77 162 11 0 0 -659.13 ± 116.77
467014 ncm-dbt-04 568752 500 5 335 160 -275.44 ± 20.3 88 154 8 0 0 -715.51 ± 146.53
467013 ncm-dbt-03 585885 500 5 326 169 -264.59 ± 19.55 81 159 10 0 0 -676.04 ± 124.55
467012 ncm-dbt-02 586139 500 11 339 150 -272.99 ± 21.13 90 148 12 0 0 -643.67 ± 110.29
467011 ncm-dbt-05 583154 500 7 323 170 -258.74 ± 18.82 76 164 10 0 0 -676.04 ± 124.55
467010 ncm-dbt-04 564683 500 9 327 164 -261.07 ± 20.7 83 153 13 1 0 -603.86 ± 103.96
467009 ncm-dbt-01 583489 500 5 326 169 -264.59 ± 20.09 83 155 12 0 0 -643.67 ± 110.29
467008 ncm-dbt-03 583740 500 8 322 170 -256.44 ± 19.07 76 162 12 0 0 -643.67 ± 110.29
467007 ncm-dbt-02 586858 500 10 332 158 -265.77 ± 20.51 85 152 13 0 0 -629.41 ± 104.8
467006 ncm-dbt-05 575680 500 10 329 161 -262.24 ± 20.33 83 153 14 0 0 -616.18 ± 100.06
467005 ncm-dbt-01 583866 500 10 331 159 -264.59 ± 20.36 84 153 13 0 0 -629.41 ± 104.8
467004 ncm-dbt-04 569310 500 11 315 174 -245.19 ± 18.16 68 168 14 0 0 -616.18 ± 100.06

Commit

Commit ID de9fc53af57d1620bb913c357630e724c7ea186b
Author silversolver1
Date 2020-04-13 07:20:53 UTC
Removes evasionPrunable STC: LLR: 2.95 (-2.94,2.94) {-1.50,0.50} Total: 25656 W: 4979 L: 4826 D: 15851 Ptnml(0-2): 414, 2971, 5964, 3006, 473 https://tests.stockfishchess.org/tests/view/5e93dbd72cb65b3059c33819 LTC: LLR: 2.94 (-2.94,2.94) {-1.50,0.50} Total: 43732 W: 5656 L: 5593 D: 32483 Ptnml(0-2): 324, 4072, 13009, 4139, 322 https://tests.stockfishchess.org/tests/view/5e93e37c2cb65b3059c33825 closes https://github.com/official-stockfish/Stockfish/pull/2627 Bench: 4702195
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