Dev Builds » 20220117-1848

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 06:57:33 583361 3998 918 1140 1940 -19.31 ± 5.15 4 564 1083 346 2 -38.39 ± 10.3
ncm-dbt-02 06:56:55 585951 4004 913 1160 1931 -21.46 ± 5.24 8 580 1071 337 6 -42.73 ± 10.37
ncm-dbt-03 06:56:48 585489 4000 894 1167 1939 -23.75 ± 5.25 11 590 1063 333 3 -46.31 ± 10.41
ncm-dbt-04 06:57:27 568080 3998 900 1165 1933 -23.06 ± 5.19 5 592 1068 331 3 -45.98 ± 10.38
ncm-dbt-05 06:56:05 580029 4000 938 1175 1887 -20.61 ± 5.23 7 573 1077 336 7 -41.37 ± 10.33
20000 4563 5807 9630 -21.64 ± 2.33 35 2899 5362 1683 21 -42.95 ± 4.63

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
433540 ncm-dbt-02 584579 4 1 1 2 0.0 ± 17.0 0 0 2 0 0 -0.0 ± 15.22
433539 ncm-dbt-03 586435 500 105 156 239 -35.56 ± 15.5 2 88 119 41 0 -68.99 ± 31.3
433538 ncm-dbt-01 580116 498 119 142 237 -16.06 ± 14.31 1 64 141 43 0 -30.78 ± 28.45
433537 ncm-dbt-04 567997 498 107 137 254 -20.96 ± 15.07 0 77 125 47 0 -42.06 ± 30.53
433536 ncm-dbt-05 578547 500 122 136 242 -9.73 ± 13.99 0 60 144 46 0 -19.48 ± 28.09
433535 ncm-dbt-02 585379 500 117 155 228 -26.46 ± 15.4 3 75 130 41 1 -50.38 ± 29.88
433534 ncm-dbt-03 586054 500 109 145 246 -25.06 ± 15.43 2 77 127 43 1 -48.96 ± 30.27
433533 ncm-dbt-04 568434 500 120 130 250 -6.95 ± 15.03 0 66 128 56 0 -13.9 ± 30.16
433532 ncm-dbt-01 584537 500 110 159 231 -34.16 ± 13.99 0 81 137 32 0 -68.99 ± 28.88
433531 ncm-dbt-05 577889 500 116 148 236 -22.27 ± 14.6 0 75 132 43 0 -44.72 ± 29.63
433530 ncm-dbt-02 587494 500 122 132 246 -6.95 ± 14.91 0 64 133 52 1 -15.3 ± 29.53
433529 ncm-dbt-03 588387 500 107 158 235 -35.56 ± 13.81 0 81 139 30 0 -71.89 ± 28.58
433528 ncm-dbt-04 564605 500 117 148 235 -21.57 ± 14.29 0 72 137 41 0 -43.3 ± 28.97
433527 ncm-dbt-05 582736 500 114 155 231 -28.55 ± 15.05 3 75 132 40 0 -53.22 ± 29.61
433526 ncm-dbt-01 582402 500 113 137 250 -16.69 ± 14.17 0 67 140 43 0 -33.46 ± 28.6
433525 ncm-dbt-02 586223 500 116 159 225 -29.95 ± 14.5 1 78 134 37 0 -58.93 ± 29.33
433524 ncm-dbt-04 568673 500 117 154 229 -25.76 ± 15.11 1 78 129 41 1 -51.8 ± 30.01
433523 ncm-dbt-03 585295 500 109 144 247 -24.36 ± 14.24 3 65 146 36 0 -44.72 ± 27.74
433522 ncm-dbt-05 583363 500 119 154 227 -24.36 ± 15.13 1 77 129 42 1 -48.96 ± 30.01
433521 ncm-dbt-01 583363 500 104 149 247 -31.35 ± 14.07 0 79 137 34 0 -63.23 ± 28.9
433520 ncm-dbt-02 587452 500 99 132 269 -22.96 ± 15.4 0 82 119 49 0 -46.13 ± 31.29
433519 ncm-dbt-04 569031 500 121 144 235 -15.99 ± 14.64 1 67 136 46 0 -30.65 ± 29.13
433518 ncm-dbt-03 583782 500 124 142 234 -12.51 ± 14.61 3 58 143 46 0 -20.87 ± 28.22
433517 ncm-dbt-05 578342 500 122 154 224 -22.27 ± 15.23 2 73 131 43 1 -43.3 ± 29.76
433516 ncm-dbt-01 583531 500 110 131 259 -14.6 ± 14.91 0 71 129 50 0 -29.25 ± 30.03
433515 ncm-dbt-02 586393 500 103 147 250 -30.65 ± 14.42 1 78 135 36 0 -60.36 ± 29.19
433514 ncm-dbt-03 583070 500 120 136 244 -11.12 ± 15.13 0 70 126 54 0 -22.27 ± 30.41
433513 ncm-dbt-04 568355 500 108 147 245 -27.16 ± 14.44 1 74 139 35 1 -54.65 ± 28.67
433512 ncm-dbt-05 577643 500 100 147 253 -32.76 ± 14.56 1 80 135 33 1 -66.1 ± 29.17
433511 ncm-dbt-01 583866 500 108 143 249 -24.36 ± 15.26 2 75 130 42 1 -47.55 ± 29.89
433510 ncm-dbt-02 585253 500 123 143 234 -13.91 ± 13.95 0 62 147 40 1 -29.25 ± 27.66
433509 ncm-dbt-04 567403 500 119 152 229 -22.96 ± 14.0 1 68 144 37 0 -44.72 ± 28.02
433508 ncm-dbt-03 583992 500 112 146 242 -23.66 ± 14.83 1 73 137 37 2 -48.96 ± 28.96
433507 ncm-dbt-01 583405 500 136 143 221 -4.86 ± 14.6 1 57 141 50 1 -9.73 ± 28.5
433506 ncm-dbt-05 577643 500 128 138 234 -6.95 ± 15.16 0 66 129 54 1 -15.3 ± 30.04
433505 ncm-dbt-02 582527 500 123 143 234 -13.9 ± 14.6 1 63 143 41 2 -29.25 ± 28.2
433504 ncm-dbt-04 570148 500 91 153 256 -43.3 ± 14.56 1 90 130 28 1 -88.0 ± 29.77
433503 ncm-dbt-03 586901 500 108 140 252 -22.27 ± 14.98 0 78 126 46 0 -44.72 ± 30.4
433502 ncm-dbt-05 584076 500 117 143 240 -18.08 ± 14.42 0 67 145 35 3 -40.48 ± 27.9
433501 ncm-dbt-01 585674 500 118 136 246 -12.51 ± 14.99 0 70 128 52 0 -25.06 ± 30.16
433500 ncm-dbt-02 588260 500 109 148 243 -27.16 ± 15.32 2 78 128 41 1 -53.22 ± 30.14

Commit

Commit ID 2b0372319d2a6797c49cb24dca5da221a669e36a
Author Rui Coelho
Date 2022-01-17 18:48:23 UTC
Use average complexity for time management This patch is a variant of the idea by locutus2 (https://tests.stockfishchess.org/tests/view/61e1f24cb1f9959fe5d88168) to adjust the total time depending on the average complexity of the position. Passed STC LLR: 2.94 (-2.94,2.94) <0.00,2.50> Total: 39664 W: 10765 L: 10487 D: 18412 Ptnml(0-2): 162, 4213, 10837, 4425, 195 https://tests.stockfishchess.org/tests/view/61e2df8b65a644da8c9ea708 Passed LTC LLR: 2.94 (-2.94,2.94) <0.50,3.00> Total: 127656 W: 34505 L: 34028 D: 59123 Ptnml(0-2): 116, 12435, 38261, 12888, 128 https://tests.stockfishchess.org/tests/view/61e31db5babab931824dff5e closes https://github.com/official-stockfish/Stockfish/pull/3892 Bench: 4464962
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