Dev Builds » 20200123-1812

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 06:27:08 584185 3994 55 2555 1384 -255.26 ± 6.45 579 1342 76 0 0 -684.9 ± 39.69
ncm-dbt-02 06:26:32 586908 4014 52 2576 1386 -256.9 ± 6.5 592 1341 73 1 0 -688.13 ± 40.53
ncm-dbt-03 06:25:50 586506 3998 55 2592 1351 -260.24 ± 6.73 619 1300 79 1 0 -673.79 ± 38.91
ncm-dbt-04 06:26:55 567206 3982 44 2625 1313 -268.27 ± 6.84 648 1288 52 3 0 -732.12 ± 48.17
ncm-dbt-05 06:26:16 583918 4012 53 2613 1346 -262.29 ± 6.75 629 1304 71 2 0 -688.04 ± 41.09
20000 259 12961 6780 -260.55 ± 2.97 3067 6575 351 7 0 -692.3 ± 18.23

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
471445 ncm-dbt-02 586393 14 0 10 4 -310.89 ± 151.57 3 4 0 0 0 -1199.83 ± 201.74
471444 ncm-dbt-05 582277 12 0 8 4 -279.22 ± 131.95 2 4 0 0 0 -1199.83 ± 215.27
471443 ncm-dbt-01 583782 494 4 331 159 -276.64 ± 20.0 86 155 6 0 0 -764.05 ± 187.99
471442 ncm-dbt-04 560209 482 6 308 168 -255.61 ± 18.87 70 163 7 1 0 -688.25 ± 156.88
471441 ncm-dbt-03 585169 498 9 313 176 -246.54 ± 18.12 68 168 13 0 0 -628.69 ± 104.79
471440 ncm-dbt-02 586562 500 6 307 187 -241.91 ± 16.93 62 177 11 0 0 -659.13 ± 116.77
471439 ncm-dbt-05 582235 500 5 325 170 -263.41 ± 18.55 77 166 7 0 0 -739.05 ± 163.27
471438 ncm-dbt-01 586350 500 7 323 170 -258.74 ± 18.82 76 164 10 0 0 -676.04 ± 124.55
471437 ncm-dbt-03 586393 500 8 312 180 -245.19 ± 17.09 64 176 10 0 0 -676.04 ± 124.55
471436 ncm-dbt-04 568355 500 6 336 158 -275.44 ± 19.71 86 158 6 0 0 -766.17 ± 188.02
471435 ncm-dbt-02 588047 500 6 321 173 -257.59 ± 17.83 72 171 7 0 0 -739.05 ± 163.27
471434 ncm-dbt-05 583782 500 11 332 157 -264.59 ± 20.36 84 153 13 0 0 -629.41 ± 104.8
471433 ncm-dbt-01 580779 500 6 318 176 -254.15 ± 17.68 70 172 8 0 0 -715.51 ± 146.53
471432 ncm-dbt-03 589069 500 7 331 162 -268.16 ± 20.8 86 153 10 1 0 -643.7 ± 122.54
471431 ncm-dbt-04 567284 500 7 330 163 -266.97 ± 19.84 82 160 7 1 0 -694.74 ± 156.93
471430 ncm-dbt-05 586646 500 9 315 176 -247.41 ± 17.92 68 170 12 0 0 -643.67 ± 110.29
471429 ncm-dbt-02 586520 500 5 322 173 -259.9 ± 18.12 74 169 7 0 0 -739.05 ± 163.27
471428 ncm-dbt-01 586181 500 6 318 176 -254.15 ± 17.97 71 170 9 0 0 -694.7 ± 134.18
471427 ncm-dbt-04 566928 500 2 333 165 -276.68 ± 18.94 84 163 3 0 0 -887.58 ± 222.18
471426 ncm-dbt-03 587240 500 7 320 173 -255.29 ± 18.11 72 169 9 0 0 -694.7 ± 134.18
471425 ncm-dbt-02 586901 500 7 319 174 -254.15 ± 17.97 71 170 9 0 0 -694.7 ± 134.18
471424 ncm-dbt-05 587028 500 6 322 172 -258.75 ± 18.82 75 167 7 1 0 -694.74 ± 156.93
471423 ncm-dbt-01 583279 500 9 302 189 -233.32 ± 16.83 58 177 15 0 0 -603.84 ± 95.91
471422 ncm-dbt-04 567601 500 5 339 156 -280.42 ± 20.6 91 152 7 0 0 -739.05 ± 163.27
471421 ncm-dbt-03 586731 500 7 330 163 -266.96 ± 20.12 84 155 11 0 0 -659.13 ± 116.77
471420 ncm-dbt-02 588686 500 13 308 179 -235.44 ± 17.62 61 174 14 1 0 -592.29 ± 99.42
471419 ncm-dbt-05 585590 500 7 330 163 -266.96 ± 19.56 82 159 9 0 0 -694.7 ± 134.18
471418 ncm-dbt-04 570228 500 7 309 184 -243.0 ± 17.07 62 179 8 1 0 -676.08 ± 142.43
471417 ncm-dbt-03 585928 500 7 342 151 -281.67 ± 21.34 94 147 9 0 0 -694.7 ± 134.18
471416 ncm-dbt-01 584748 500 8 328 164 -263.41 ± 19.4 80 160 10 0 0 -676.04 ± 124.55
471415 ncm-dbt-05 582485 500 5 322 173 -259.9 ± 18.69 75 168 6 1 0 -715.55 ± 177.2
471414 ncm-dbt-02 585632 500 5 314 181 -250.76 ± 17.81 69 171 10 0 0 -676.04 ± 124.55
471413 ncm-dbt-03 585548 500 4 320 176 -258.74 ± 17.68 72 172 6 0 0 -766.17 ± 188.02
471412 ncm-dbt-04 566178 500 6 337 157 -276.68 ± 20.16 88 155 7 0 0 -739.05 ± 163.27
471411 ncm-dbt-02 588686 500 7 342 151 -281.67 ± 21.05 93 149 8 0 0 -715.51 ± 146.53
471410 ncm-dbt-01 583237 500 6 317 177 -253.02 ± 17.54 69 173 8 0 0 -715.51 ± 146.53
471409 ncm-dbt-05 582987 500 5 329 166 -268.16 ± 19.42 82 160 8 0 0 -715.51 ± 146.53
471408 ncm-dbt-03 585970 500 6 324 170 -261.07 ± 19.38 79 160 11 0 0 -659.13 ± 116.77
471407 ncm-dbt-02 584748 500 3 333 164 -275.44 ± 20.01 87 156 7 0 0 -739.05 ± 163.27
471406 ncm-dbt-01 585126 500 9 318 173 -250.76 ± 17.81 69 171 10 0 0 -676.04 ± 124.55
471405 ncm-dbt-05 582235 500 5 330 165 -269.36 ± 19.85 84 157 9 0 0 -694.7 ± 134.18
471404 ncm-dbt-04 570869 500 5 333 162 -272.99 ± 19.72 85 158 7 0 0 -739.05 ± 163.27

Commit

Commit ID 01b6088af39902001d2d6844561b6a2faa549282
Author Stefan Geschwentner
Date 2020-01-23 18:12:48 UTC
History update for pruned captures Use a SEE pruned capture move for history updates: this patch collects pruned capture moves also in the failed captures list, so that they get an update in capture history. STC: LLR: 2.95 (-2.94,2.94) {-1.00,3.00} Total: 11124 W: 2222 L: 2089 D: 6813 Ptnml(0-2): 186, 1280, 2506, 1381, 200 http://tests.stockfishchess.org/tests/view/5e28995fc3b97aa0d75bc294 LTC: LLR: 2.94 (-2.94,2.94) {0.00,2.00} Total: 25552 W: 3418 L: 3211 D: 18923 Ptnml(0-2): 168, 2354, 7538, 2490, 200 http://tests.stockfishchess.org/tests/view/5e2943734744cfa4d6af415b Closes https://github.com/official-stockfish/Stockfish/pull/2511 Bench: 4810202
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