Dev Builds » 20220907-0538

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 06:52:14 583809 4000 1141 914 1945 +19.74 ± 5.18 3 346 1077 569 5 +39.25 ± 10.34
ncm-dbt-02 06:52:14 586006 4000 1094 944 1962 +13.03 ± 5.23 3 386 1075 530 6 +25.58 ± 10.35
ncm-dbt-03 06:52:29 584881 4000 1169 972 1859 +17.13 ± 5.25 2 374 1054 565 5 +33.81 ± 10.47
ncm-dbt-04 06:50:59 568993 4000 1118 995 1887 +10.69 ± 5.18 4 386 1100 503 7 +20.87 ± 10.21
ncm-dbt-05 06:53:20 581601 4000 1159 952 1889 +18.0 ± 5.2 3 358 1073 561 5 +35.74 ± 10.36
20000 5681 4777 9542 +15.71 ± 2.33 15 1850 5379 2728 28 +31.04 ± 4.63

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
432078 ncm-dbt-05 579868 500 143 113 244 +20.87 ± 14.63 1 41 135 73 0 +43.3 ± 29.24
432077 ncm-dbt-01 583656 500 134 110 256 +16.69 ± 14.56 0 46 134 70 0 +33.46 ± 29.39
432076 ncm-dbt-04 570549 500 147 137 216 +6.95 ± 15.16 0 56 129 64 1 +12.51 ± 30.04
432075 ncm-dbt-03 586985 500 145 133 222 +8.34 ± 14.26 1 46 143 60 0 +18.08 ± 28.23
432074 ncm-dbt-02 586689 500 137 111 252 +18.08 ± 15.17 0 48 130 70 2 +33.46 ± 29.9
432073 ncm-dbt-05 583866 500 149 122 229 +18.78 ± 16.06 0 54 118 75 3 +33.46 ± 31.4
432072 ncm-dbt-01 583489 500 142 118 240 +16.69 ± 14.44 0 44 139 66 1 +32.05 ± 28.73
432071 ncm-dbt-04 569190 500 128 128 244 0.0 ± 14.29 0 54 143 52 1 -1.39 ± 28.24
432070 ncm-dbt-02 585000 500 136 128 236 +5.56 ± 14.79 1 52 135 62 0 +12.51 ± 29.28
432069 ncm-dbt-03 585253 500 148 130 222 +12.51 ± 15.24 0 53 127 69 1 +23.66 ± 30.28
432068 ncm-dbt-01 579207 500 141 107 252 +23.66 ± 15.21 0 46 125 78 1 +46.13 ± 30.53
432067 ncm-dbt-05 582527 500 158 107 235 +35.56 ± 14.35 0 34 131 85 0 +71.89 ± 29.7
432066 ncm-dbt-04 566612 500 140 127 233 +9.03 ± 15.08 0 54 130 65 1 +16.69 ± 29.91
432065 ncm-dbt-02 588430 500 143 121 236 +15.3 ± 15.69 0 56 116 78 0 +30.65 ± 31.64
432064 ncm-dbt-03 582694 500 151 125 224 +18.08 ± 14.42 0 44 136 70 0 +36.26 ± 29.12
432063 ncm-dbt-01 585421 500 145 132 223 +9.04 ± 14.19 2 42 147 59 0 +20.87 ± 27.68
432062 ncm-dbt-05 578424 500 144 125 231 +13.21 ± 14.15 1 41 147 60 1 +26.46 ± 27.67
432061 ncm-dbt-04 570348 500 140 113 247 +18.78 ± 14.47 0 43 138 68 1 +36.26 ± 28.86
432060 ncm-dbt-03 584706 500 145 130 225 +10.42 ± 15.32 0 55 126 68 1 +19.48 ± 30.41
432059 ncm-dbt-02 583321 500 141 122 237 +13.21 ± 14.15 0 44 144 61 1 +25.06 ± 28.08
432058 ncm-dbt-01 585000 500 153 101 246 +36.26 ± 13.86 0 29 141 79 1 +71.89 ± 28.29
432057 ncm-dbt-05 581860 500 150 126 224 +16.69 ± 14.31 1 40 144 64 1 +33.46 ± 28.06
432056 ncm-dbt-03 583489 500 145 111 244 +23.66 ± 14.71 0 42 133 74 1 +46.13 ± 29.5
432055 ncm-dbt-04 568156 500 151 126 223 +17.39 ± 13.96 1 38 146 65 0 +36.26 ± 27.78
432054 ncm-dbt-02 586393 500 139 106 255 +22.96 ± 14.13 0 39 139 72 0 +46.13 ± 28.7
432053 ncm-dbt-01 585337 500 148 116 236 +22.27 ± 14.21 0 40 138 72 0 +44.72 ± 28.84
432052 ncm-dbt-04 569749 500 136 119 245 +11.82 ± 14.68 1 47 136 66 0 +25.06 ± 29.14
432051 ncm-dbt-03 585337 500 140 122 238 +12.51 ± 14.99 1 48 134 66 1 +25.06 ± 29.4
432050 ncm-dbt-02 585548 500 132 112 256 +13.9 ± 14.21 0 45 140 65 0 +27.85 ± 28.61
432049 ncm-dbt-05 584243 500 131 116 253 +10.43 ± 13.92 0 45 145 60 0 +20.87 ± 27.95
432048 ncm-dbt-01 583740 500 133 120 247 +9.03 ± 15.45 0 56 127 65 2 +15.3 ± 30.28
432047 ncm-dbt-04 568236 500 141 115 244 +18.08 ± 14.8 2 39 142 65 2 +36.26 ± 28.32
432046 ncm-dbt-03 585717 500 144 114 242 +20.87 ± 15.26 0 49 122 79 0 +41.89 ± 30.91
432045 ncm-dbt-02 584664 500 137 129 234 +5.56 ± 15.29 1 53 136 57 3 +8.34 ± 29.15
432044 ncm-dbt-05 579289 500 136 109 255 +18.78 ± 15.59 0 53 117 80 0 +37.67 ± 31.52
432043 ncm-dbt-01 584622 500 145 110 245 +24.36 ± 15.13 1 43 126 80 0 +50.38 ± 30.4
432042 ncm-dbt-04 569111 500 135 130 235 +3.47 ± 14.74 0 55 136 58 1 +5.56 ± 29.15
432041 ncm-dbt-03 584874 500 151 107 242 +30.65 ± 14.55 0 37 133 79 1 +60.36 ± 29.46
432040 ncm-dbt-05 582736 500 148 134 218 +9.73 ± 14.51 0 50 136 64 0 +19.48 ± 29.14
432039 ncm-dbt-02 588004 500 129 115 256 +9.73 ± 14.77 1 49 135 65 0 +20.87 ± 29.27

Commit

Commit ID 5eeb96d0e7d54686376305029c477c42478aa1d5
Author FauziAkram
Date 2022-09-07 05:38:04 UTC
VLTC tuning Tuning some parameters that scale well with longer time control: Failed STC: https://tests.stockfishchess.org/tests/view/6313424d8202a039920e130a LLR: -2.94 (-2.94,2.94) <-1.75,0.25> Total: 42680 W: 11231 L: 11540 D: 19909 Ptnml(0-2): 191, 5008, 11232, 4737, 172 Passed LTC: https://tests.stockfishchess.org/tests/view/6311e2cd874169ca52ae7933 LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 53448 W: 14782 L: 14437 D: 24229 Ptnml(0-2): 101, 5214, 15740, 5577, 92 Passed VLTC: https://tests.stockfishchess.org/tests/view/6312530cfa99a92e3002c927 LLR: 2.95 (-2.94,2.94) <0.50,2.50> Total: 123336 W: 33465 L: 33007 D: 56864 Ptnml(0-2): 38, 11466, 38204, 11920, 40 closes https://github.com/official-stockfish/Stockfish/pull/4154 Bench: 5609606
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