Dev Builds » 20200402-1256

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 01:35:30 583636 988 17 631 340 -252.71 ± 13.15 143 328 23 0 0 -649.1 ± 75.05
ncm-dbt-02 01:34:19 585721 972 11 665 296 -283.48 ± 15.27 183 289 13 1 0 -721.93 ± 104.29
ncm-dbt-03 01:35:38 585569 998 9 660 329 -270.75 ± 13.65 165 321 13 0 0 -751.77 ± 105.32
ncm-dbt-04 01:35:45 569969 988 15 643 330 -260.85 ± 13.28 151 326 17 0 0 -702.69 ± 89.39
ncm-dbt-05 01:36:00 581298 992 15 644 333 -259.95 ± 14.05 159 311 26 0 0 -627.99 ± 70.07
4938 67 3243 1628 -265.29 ± 6.2 801 1575 92 1 0 -684.83 ± 35.98

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
467230 ncm-dbt-02 584076 472 4 328 140 -292.25 ± 22.44 94 136 6 0 0 -756.04 ± 187.85
467229 ncm-dbt-01 584076 488 8 307 173 -247.8 ± 17.71 65 169 10 0 0 -671.74 ± 124.52
467228 ncm-dbt-04 569470 488 10 317 161 -257.07 ± 19.47 75 157 12 0 0 -639.34 ± 110.27
467227 ncm-dbt-05 580904 492 11 313 168 -248.42 ± 19.82 74 154 18 0 0 -568.18 ± 85.99
467226 ncm-dbt-03 585506 498 3 328 167 -270.93 ± 18.92 81 163 5 0 0 -797.48 ± 231.46
467225 ncm-dbt-02 587367 500 7 337 156 -275.45 ± 20.87 89 153 7 1 0 -694.74 ± 156.93
467224 ncm-dbt-01 583196 500 9 324 167 -257.59 ± 19.49 78 159 13 0 0 -629.41 ± 104.8
467223 ncm-dbt-04 570469 500 5 326 169 -264.59 ± 18.11 76 169 5 0 0 -798.18 ± 231.48
467222 ncm-dbt-03 585632 500 6 332 162 -270.57 ± 19.71 84 158 8 0 0 -715.51 ± 146.53
467221 ncm-dbt-05 581693 500 4 331 165 -271.78 ± 19.86 85 157 8 0 0 -715.51 ± 146.53

Commit

Commit ID 375e4eeaf5e739c176c38ff05ae954bb60a98987
Author 31m059
Date 2020-04-02 12:56:30 UTC
Simplify a candidate passer condition. STC: LLR: 2.94 (-2.94,2.94) {-1.50,0.50} Total: 31528 W: 6208 L: 6061 D: 19259 Ptnml(0-2): 541, 3673, 7205, 3788, 557 https://tests.stockfishchess.org/tests/view/5e825db0e42a5c3b3ca2ee21 LTC: LLR: 2.94 (-2.94,2.94) {-1.50,0.50} Total: 38546 W: 5083 L: 5009 D: 28454 Ptnml(0-2): 299, 3628, 11362, 3668, 316 https://tests.stockfishchess.org/tests/view/5e826ec7e42a5c3b3ca2ee2a closes https://github.com/official-stockfish/Stockfish/pull/2607 Bench: 5139561
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