Dev Builds » 20241031-0812

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 06:47:43 583416 4000 1547 546 1907 +88.83 ± 4.97 3 94 823 1059 21 +186.93 ± 11.83
ncm-dbt-02 06:48:45 586345 4004 1573 531 1900 +92.54 ± 4.92 1 90 798 1092 21 +195.74 ± 12.02
ncm-dbt-03 06:48:03 586113 3990 1573 555 1862 +90.65 ± 4.92 4 86 809 1080 16 +192.83 ± 11.93
ncm-dbt-04 06:48:53 571695 4014 1575 566 1873 +89.25 ± 5.0 2 107 796 1084 18 +188.43 ± 12.06
ncm-dbt-05 06:49:13 583364 3992 1544 528 1920 +90.41 ± 4.8 1 82 825 1076 12 +192.48 ± 11.79
20000 7812 2726 9462 +90.33 ± 2.2 11 459 4051 5391 88 +191.27 ± 5.33

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
384544 ncm-dbt-02 588984 4 2 1 1 +88.51 ± 137.63 0 0 1 1 0 +190.5 ± 634.21
384543 ncm-dbt-04 572155 14 7 4 3 +75.56 ± 67.89 0 0 4 3 0 +159.09 ± 177.81
384542 ncm-dbt-05 589069 492 196 73 223 +88.74 ± 13.82 0 12 100 133 1 +188.97 ± 34.13
384541 ncm-dbt-03 585970 490 193 71 226 +88.36 ± 13.85 2 7 103 133 0 +193.7 ± 33.44
384540 ncm-dbt-01 581902 500 181 76 243 +74.06 ± 13.89 1 13 117 118 1 +155.54 ± 31.31
384539 ncm-dbt-02 584874 500 191 70 239 +85.78 ± 14.07 0 14 103 131 2 +179.9 ± 33.65
384538 ncm-dbt-04 570549 500 199 68 233 +93.2 ± 14.06 0 12 98 137 3 +196.45 ± 34.53
384537 ncm-dbt-05 578300 500 191 69 240 +86.52 ± 13.0 0 8 113 128 1 +183.51 ± 31.65
384536 ncm-dbt-03 585379 500 197 73 230 +88.0 ± 14.27 0 14 101 132 3 +183.51 ± 34.01
384535 ncm-dbt-01 583531 500 200 83 217 +82.83 ± 14.14 1 13 105 130 1 +176.33 ± 33.3
384534 ncm-dbt-04 571270 500 194 70 236 +88.0 ± 13.66 0 13 100 137 0 +189.0 ± 34.18
384533 ncm-dbt-02 586477 500 207 56 237 +108.3 ± 13.23 0 4 96 145 5 +232.26 ± 34.5
384532 ncm-dbt-05 580447 500 190 73 237 +82.83 ± 14.86 0 17 104 124 5 +167.53 ± 33.52
384531 ncm-dbt-03 585759 500 204 75 221 +91.71 ± 13.88 0 12 99 137 2 +194.57 ± 34.34
384530 ncm-dbt-01 583405 500 190 58 252 +93.95 ± 13.61 0 10 100 138 2 +200.24 ± 34.09
384529 ncm-dbt-02 587707 500 197 74 229 +87.26 ± 13.49 0 11 106 132 1 +185.33 ± 33.03
384528 ncm-dbt-04 571391 500 192 76 232 +82.1 ± 13.98 0 16 102 132 0 +174.55 ± 33.86
384527 ncm-dbt-05 586435 500 197 54 249 +102.22 ± 13.21 0 7 95 146 2 +221.9 ± 34.93
384526 ncm-dbt-03 586562 500 193 66 241 +90.22 ± 13.39 0 9 107 132 2 +190.85 ± 32.75
384525 ncm-dbt-01 582861 500 188 67 245 +85.78 ± 13.77 0 11 110 126 3 +178.11 ± 32.33
384524 ncm-dbt-02 586943 500 199 65 236 +95.44 ± 13.79 0 9 102 135 4 +200.24 ± 33.67
384523 ncm-dbt-04 572437 500 199 70 231 +91.71 ± 14.63 1 12 98 135 4 +192.71 ± 34.55
384522 ncm-dbt-05 587282 500 195 70 235 +88.74 ± 13.83 1 10 103 135 1 +190.85 ± 33.57
384521 ncm-dbt-03 586435 500 201 68 231 +94.7 ± 13.62 1 9 96 144 0 +207.95 ± 34.86
384520 ncm-dbt-01 587452 500 194 69 237 +88.74 ± 14.57 0 16 96 135 3 +185.33 ± 34.95
384519 ncm-dbt-04 572155 500 198 72 230 +89.48 ± 14.59 1 12 101 132 4 +187.16 ± 33.99
384518 ncm-dbt-02 583112 500 194 55 251 +99.2 ± 13.35 0 9 94 146 1 +215.85 ± 35.23
384517 ncm-dbt-05 581153 500 191 61 248 +92.45 ± 12.44 0 5 110 135 0 +200.24 ± 31.93
384516 ncm-dbt-03 586223 500 197 58 245 +99.2 ± 14.6 1 9 96 138 6 +207.95 ± 34.86
384515 ncm-dbt-01 580075 500 196 72 232 +88.0 ± 14.27 0 13 104 129 4 +181.7 ± 33.45
384514 ncm-dbt-02 585674 500 188 58 254 +92.45 ± 13.9 0 11 101 135 3 +194.57 ± 33.94
384513 ncm-dbt-04 571270 500 191 64 245 +90.22 ± 14.46 0 15 96 136 3 +189.0 ± 34.95
384512 ncm-dbt-03 587919 500 188 76 236 +79.17 ± 13.6 0 14 110 126 0 +167.53 ± 32.45
384511 ncm-dbt-05 580199 500 184 59 257 +88.74 ± 14.13 0 14 99 135 2 +187.16 ± 34.38
384510 ncm-dbt-02 587240 500 213 70 217 +102.22 ± 13.7 0 9 92 146 3 +219.87 ± 35.65
384509 ncm-dbt-01 584243 500 200 57 243 +102.22 ± 14.02 0 10 91 145 4 +217.85 ± 35.89
384508 ncm-dbt-04 571471 500 199 76 225 +87.26 ± 14.4 0 16 97 135 2 +183.51 ± 34.76
384507 ncm-dbt-03 584664 500 200 68 232 +93.95 ± 14.07 0 12 97 138 3 +198.34 ± 34.72
384506 ncm-dbt-01 583866 500 198 64 238 +95.44 ± 13.94 1 8 100 138 3 +204.07 ± 34.04
384505 ncm-dbt-04 572558 500 196 66 238 +92.45 ± 13.74 0 11 100 137 2 +196.45 ± 34.12
384504 ncm-dbt-05 584034 500 200 69 231 +93.2 ± 13.12 0 9 101 140 0 +202.15 ± 33.85
384503 ncm-dbt-02 586097 500 182 82 236 +70.44 ± 15.29 1 23 103 121 2 +145.54 ± 33.69

Commit

Commit ID 656b2cb6459cf3c91f8d8ed6aa770026f77ee7b9
Author Linmiao Xu
Date 2024-10-31 08:12:20 UTC
Update default main net to nn-1cedc0ffeeee.nnue Created by setting output weights (256) and biases (8) of the previous main net nn-1111cefa1111.nnue to values found with spsa after 38k / 120k games at 120+1.2 using the same method as: https://github.com/official-stockfish/Stockfish/pull/5459 nn-1111cefa1111.nnue -> nn-1cedc0ffeeee.nnue # weights changed: 185 mean: 0.0703 +/- 2.53 min: -6 max: 6 Passed STC: https://tests.stockfishchess.org/tests/view/6703589b86d5ee47d953bda1 LLR: 2.93 (-2.94,2.94) <0.00,2.00> Total: 101984 W: 26690 L: 26275 D: 49019 Ptnml(0-2): 375, 11944, 25926, 12385, 362 Passed LTC: https://tests.stockfishchess.org/tests/view/670542d286d5ee47d953befa LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 106224 W: 27079 L: 26618 D: 52527 Ptnml(0-2): 71, 11508, 29487, 11981, 65 closes https://github.com/official-stockfish/Stockfish/pull/5632 Bench: 1351413
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