Dev Builds » 20200202-0611

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 06:27:31 582102 4000 51 2583 1366 -259.33 ± 6.57 603 1327 69 1 0 -697.21 ± 41.73
ncm-dbt-02 06:26:50 586833 4000 56 2584 1360 -258.75 ± 6.59 601 1329 67 3 0 -692.3 ± 42.28
ncm-dbt-03 06:28:44 587515 4014 55 2610 1349 -261.38 ± 6.69 624 1307 76 0 0 -685.78 ± 39.69
ncm-dbt-04 06:27:11 565959 4000 53 2575 1372 -257.88 ± 6.59 601 1320 79 0 0 -678.3 ± 38.9
ncm-dbt-05 06:28:23 581959 3986 58 2532 1396 -252.27 ± 6.43 565 1345 82 1 0 -666.8 ± 38.17
20000 273 12884 6843 -257.91 ± 2.94 2994 6628 373 5 0 -683.77 ± 17.69

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
445089 ncm-dbt-03 586266 14 1 9 4 -225.51 ± 134.58 2 4 1 0 0 -445.23 ± 480.27
445088 ncm-dbt-05 583405 486 5 313 168 -259.75 ± 18.42 72 164 7 0 0 -734.05 ± 163.21
445087 ncm-dbt-04 562457 500 5 313 182 -249.64 ± 17.39 67 174 9 0 0 -694.7 ± 134.18
445086 ncm-dbt-01 582193 500 0 328 172 -272.99 ± 18.19 80 168 2 0 0 -958.31 ± 196.57
445085 ncm-dbt-03 586731 500 8 320 172 -254.15 ± 18.52 73 166 11 0 0 -659.13 ± 116.77
445084 ncm-dbt-02 587240 500 9 317 174 -249.64 ± 17.67 68 172 10 0 0 -676.04 ± 124.55
445083 ncm-dbt-05 579413 500 7 326 167 -262.24 ± 18.41 76 167 7 0 0 -739.05 ± 163.27
445082 ncm-dbt-04 565037 500 10 319 171 -250.76 ± 18.62 72 165 13 0 0 -629.41 ± 104.8
445081 ncm-dbt-03 587325 500 8 327 165 -262.24 ± 18.98 78 163 9 0 0 -694.7 ± 134.18
445080 ncm-dbt-01 579578 500 6 321 173 -257.59 ± 18.4 73 170 6 1 0 -715.55 ± 177.2
445079 ncm-dbt-02 586350 500 4 328 168 -268.16 ± 19.42 82 160 8 0 0 -715.51 ± 146.53
445078 ncm-dbt-05 582235 500 14 313 173 -239.74 ± 19.17 69 162 18 1 0 -552.08 ± 85.8
445077 ncm-dbt-04 567403 500 7 323 170 -258.74 ± 19.36 78 160 12 0 0 -643.67 ± 110.29
445076 ncm-dbt-01 584117 500 6 316 178 -251.89 ± 17.95 70 170 10 0 0 -676.04 ± 124.55
445075 ncm-dbt-03 587664 500 7 336 157 -274.22 ± 20.15 87 155 8 0 0 -715.51 ± 146.53
445074 ncm-dbt-02 586308 500 7 328 165 -264.59 ± 19.82 81 160 8 1 0 -676.08 ± 142.43
445073 ncm-dbt-05 583405 500 9 301 190 -232.26 ± 16.68 57 178 15 0 0 -603.84 ± 95.91
445072 ncm-dbt-04 563587 500 5 336 159 -276.68 ± 20.16 88 155 7 0 0 -739.05 ± 163.27
445071 ncm-dbt-02 587282 500 6 331 163 -269.36 ± 18.98 81 163 6 0 0 -766.17 ± 188.02
445070 ncm-dbt-03 587707 500 3 334 163 -276.68 ± 19.86 87 157 6 0 0 -766.17 ± 188.02
445069 ncm-dbt-01 583866 500 7 330 163 -266.96 ± 19.84 83 157 10 0 0 -676.04 ± 124.55
445068 ncm-dbt-04 567007 500 7 321 172 -256.44 ± 19.07 76 162 12 0 0 -643.67 ± 110.29
445067 ncm-dbt-05 583782 500 5 319 176 -256.44 ± 17.97 72 170 8 0 0 -715.51 ± 146.53
445066 ncm-dbt-02 588004 500 6 319 175 -255.3 ± 18.66 73 168 8 1 0 -676.08 ± 142.43
445065 ncm-dbt-01 581444 500 7 332 161 -269.36 ± 19.28 82 161 7 0 0 -739.05 ± 163.27
445064 ncm-dbt-03 589497 500 5 314 181 -250.76 ± 16.97 66 177 7 0 0 -739.05 ± 163.27
445063 ncm-dbt-04 564958 500 9 318 173 -250.76 ± 18.35 71 167 12 0 0 -643.67 ± 110.29
445062 ncm-dbt-05 582360 500 5 320 175 -257.59 ± 18.12 73 169 8 0 0 -715.51 ± 146.53
445061 ncm-dbt-02 584369 500 9 309 182 -240.82 ± 17.32 62 177 10 1 0 -643.7 ± 122.54
445060 ncm-dbt-01 582402 500 7 326 167 -262.24 ± 19.53 80 159 11 0 0 -659.13 ± 116.77
445059 ncm-dbt-03 586308 500 13 313 174 -240.82 ± 18.59 68 164 18 0 0 -571.09 ± 86.01
445058 ncm-dbt-04 568752 500 6 324 170 -261.07 ± 18.55 76 166 8 0 0 -715.51 ± 146.53
445057 ncm-dbt-05 582569 500 10 324 166 -256.44 ± 18.8 75 164 11 0 0 -659.13 ± 116.77
445056 ncm-dbt-02 587325 500 6 335 159 -274.22 ± 20.15 87 155 8 0 0 -715.51 ± 146.53
445055 ncm-dbt-01 582027 500 8 310 182 -243.0 ± 17.61 65 172 13 0 0 -629.41 ± 104.8
445054 ncm-dbt-03 587452 500 6 326 168 -263.41 ± 19.68 81 158 11 0 0 -659.13 ± 116.77
445053 ncm-dbt-04 568474 500 4 321 175 -259.9 ± 17.83 73 171 6 0 0 -766.17 ± 188.02
445052 ncm-dbt-01 581194 500 10 320 170 -251.89 ± 17.95 70 170 10 0 0 -676.04 ± 124.55
445051 ncm-dbt-05 578506 500 3 316 181 -255.29 ± 17.83 71 171 8 0 0 -715.51 ± 146.53
445050 ncm-dbt-03 588686 500 4 331 165 -271.78 ± 18.98 82 163 5 0 0 -798.18 ± 231.48
445049 ncm-dbt-02 587792 500 9 317 174 -249.64 ± 17.39 67 174 9 0 0 -694.7 ± 134.18

Commit

Commit ID 0f37da0e34e02efaaca907878d1a3e0d916f447c
Author xoto10
Date 2020-02-02 06:11:49 UTC
Simplify away king infiltration. STC : LLR: 2.94 (-2.94,2.94) {-1.50,0.50} Total: 91438 W: 17496 L: 17438 D: 56504 Ptnml(0-2): 1573, 10711, 21067, 10790, 1563 https://tests.stockfishchess.org/tests/view/5e34812630ae32da08941d65 LTC : LLR: 2.96 (-2.94,2.94) {-1.50,0.50} Total: 40485 W: 5246 L: 5177 D: 30062 Ptnml(0-2): 289, 3818, 11976, 3812, 327 https://tests.stockfishchess.org/tests/view/5e354daee70d848499f6380c closes https://github.com/official-stockfish/Stockfish/pull/2542 Bench: 5047825
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