Dev Builds » 20220815-1546

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 06:53:02 584230 4014 1095 966 1953 +11.17 ± 5.34 5 413 1043 540 6 +22.19 ± 10.54
ncm-dbt-02 06:53:49 585967 4000 1068 949 1983 +10.34 ± 5.15 2 394 1088 515 1 +20.87 ± 10.28
ncm-dbt-03 06:54:38 585127 4000 1100 951 1949 +12.95 ± 5.16 8 362 1106 521 3 +26.81 ± 10.18
ncm-dbt-04 06:53:47 568500 3992 1092 963 1937 +11.23 ± 5.22 4 387 1088 510 7 +21.96 ± 10.28
ncm-dbt-05 06:53:08 580437 3994 1150 959 1885 +16.63 ± 5.23 6 359 1075 552 5 +33.51 ± 10.35
20000 5505 4788 9707 +12.46 ± 2.33 25 1915 5400 2638 22 +25.06 ± 4.62

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
432209 ncm-dbt-01 583196 14 6 4 4 +49.92 ± 120.64 0 1 4 1 1 +49.98 ± 184.5
432208 ncm-dbt-04 568792 492 128 116 248 +8.48 ± 15.4 1 52 128 64 1 +16.96 ± 30.14
432207 ncm-dbt-05 577438 494 142 105 247 +26.07 ± 14.38 1 35 137 74 0 +53.88 ± 28.89
432206 ncm-dbt-02 584453 500 135 113 252 +15.3 ± 13.66 1 37 151 61 0 +32.05 ± 27.1
432205 ncm-dbt-03 584537 500 133 136 231 -2.09 ± 14.09 0 54 146 49 1 -5.56 ± 27.84
432204 ncm-dbt-01 585379 500 134 121 245 +9.04 ± 15.21 1 52 131 65 1 +18.08 ± 29.78
432203 ncm-dbt-04 569629 500 133 121 246 +8.34 ± 14.65 0 52 134 64 0 +16.69 ± 29.4
432202 ncm-dbt-05 581569 500 143 120 237 +15.99 ± 13.85 2 35 151 62 0 +34.86 ± 27.08
432201 ncm-dbt-03 585506 500 136 121 243 +10.43 ± 14.05 0 46 143 61 0 +20.87 ± 28.22
432200 ncm-dbt-02 587113 500 144 116 240 +19.48 ± 14.13 0 40 143 66 1 +37.67 ± 28.18
432199 ncm-dbt-01 583824 500 135 120 245 +10.43 ± 14.31 0 48 139 63 0 +20.87 ± 28.75
432198 ncm-dbt-05 580447 500 144 128 228 +11.12 ± 15.0 0 53 128 69 0 +22.27 ± 30.16
432197 ncm-dbt-04 568116 500 143 124 233 +13.21 ± 14.28 0 46 139 65 0 +26.46 ± 28.74
432196 ncm-dbt-02 587622 500 140 129 231 +7.64 ± 15.09 0 56 127 67 0 +15.3 ± 30.28
432195 ncm-dbt-03 586901 500 122 110 268 +8.34 ± 14.13 0 48 142 60 0 +16.69 ± 28.36
432194 ncm-dbt-01 585506 500 138 107 255 +21.57 ± 14.93 2 39 136 72 1 +44.72 ± 29.1
432193 ncm-dbt-05 579083 500 143 123 234 +13.9 ± 14.47 0 46 139 64 1 +26.46 ± 28.74
432192 ncm-dbt-04 567878 500 143 119 238 +16.69 ± 15.31 2 44 134 68 2 +33.46 ± 29.39
432191 ncm-dbt-02 585295 500 130 119 251 +7.64 ± 14.2 0 49 141 60 0 +15.3 ± 28.49
432190 ncm-dbt-01 584327 500 138 130 232 +5.56 ± 16.12 1 61 119 67 2 +9.73 ± 31.26
432189 ncm-dbt-03 580613 500 129 120 251 +6.25 ± 14.6 0 53 135 62 0 +12.51 ± 29.28
432188 ncm-dbt-05 577766 500 148 114 238 +23.66 ± 15.33 2 41 129 77 1 +48.96 ± 30.01
432187 ncm-dbt-04 567561 500 126 126 248 -0.0 ± 14.68 1 54 140 54 1 -0.0 ± 28.63
432186 ncm-dbt-02 586350 500 121 118 261 +2.09 ± 15.11 1 57 130 62 0 +5.56 ± 29.91
432185 ncm-dbt-01 584034 500 131 125 244 +4.17 ± 15.17 0 59 126 65 0 +8.34 ± 30.41
432184 ncm-dbt-03 585295 500 141 122 237 +13.21 ± 14.67 1 46 136 67 0 +27.85 ± 29.13
432183 ncm-dbt-05 578671 500 136 121 243 +10.43 ± 14.57 0 50 135 65 0 +20.87 ± 29.27
432182 ncm-dbt-02 583698 500 136 121 243 +10.43 ± 15.2 0 55 125 70 0 +20.87 ± 30.53
432181 ncm-dbt-04 570228 500 148 108 244 +27.85 ± 14.62 0 39 133 77 1 +54.65 ± 29.48
432180 ncm-dbt-01 583237 500 138 115 247 +15.99 ± 15.5 1 50 125 73 1 +32.05 ± 30.53
432179 ncm-dbt-03 586266 500 136 104 260 +22.27 ± 14.6 1 40 135 74 0 +46.13 ± 29.23
432178 ncm-dbt-04 569151 500 131 124 245 +4.86 ± 14.98 0 55 135 58 2 +6.95 ± 29.28
432177 ncm-dbt-05 584495 500 149 117 234 +22.27 ± 14.6 0 43 132 75 0 +44.72 ± 29.63
432176 ncm-dbt-01 584369 500 150 116 234 +23.66 ± 15.33 0 48 120 82 0 +47.55 ± 31.16
432175 ncm-dbt-02 586477 500 131 111 258 +13.9 ± 14.08 0 44 142 64 0 +27.85 ± 28.34
432174 ncm-dbt-03 586520 500 156 121 223 +24.36 ± 14.88 2 37 136 74 1 +50.38 ± 29.09
432173 ncm-dbt-05 584034 500 145 131 224 +9.73 ± 15.98 1 56 124 66 3 +16.69 ± 30.66
432172 ncm-dbt-01 584201 500 125 128 247 -2.08 ± 14.09 0 55 143 52 0 -4.17 ± 28.24
432171 ncm-dbt-04 566651 500 140 125 235 +10.43 ± 13.92 0 45 145 60 0 +20.87 ± 27.95
432170 ncm-dbt-02 586731 500 131 122 247 +6.25 ± 14.98 0 56 129 65 0 +12.51 ± 30.04
432169 ncm-dbt-03 585379 500 147 117 236 +20.87 ± 15.5 4 38 133 74 1 +46.13 ± 29.5

Commit

Commit ID 4568f6369bfb94d8a105a8074e43e8d79c57eaee
Author mstembera
Date 2022-08-15 15:46:27 UTC
Report longest PV lines for multithreaded search In case several threads find the same bestmove, report the longest PV line found. closes https://github.com/official-stockfish/Stockfish/pull/4126 No functional change.
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