Dev Builds » 20230218-1230

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 06:58:47 583063 4004 1202 843 1959 +31.24 ± 5.02 3 270 1096 631 2 +63.16 ± 10.2
ncm-dbt-02 06:59:35 585677 4000 1194 868 1938 +28.38 ± 5.22 6 301 1062 623 8 +56.78 ± 10.41
ncm-dbt-03 07:00:15 585438 4000 1200 807 1993 +34.25 ± 5.08 3 263 1079 648 7 +68.45 ± 10.29
ncm-dbt-04 07:00:31 569555 3998 1209 821 1968 +33.82 ± 5.26 5 285 1037 661 11 +67.22 ± 10.55
ncm-dbt-05 07:00:32 580498 3998 1221 821 1956 +34.88 ± 5.25 4 288 1016 686 5 +70.29 ± 10.67
20000 6026 4160 9814 +32.51 ± 2.31 21 1407 5290 3249 33 +65.17 ± 4.66

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
412005 ncm-dbt-01 583908 4 1 1 2 0.0 ± 17.0 0 0 2 0 0 -0.0 ± 15.22
412004 ncm-dbt-05 578218 498 137 110 251 +18.86 ± 15.29 1 47 125 76 0 +39.23 ± 30.53
412003 ncm-dbt-03 584495 500 157 104 239 +36.97 ± 13.77 0 28 142 79 1 +73.34 ± 28.14
412002 ncm-dbt-04 569709 498 134 104 260 +20.96 ± 15.56 3 42 126 78 0 +46.32 ± 30.4
412001 ncm-dbt-02 587834 500 139 115 246 +16.69 ± 14.31 1 40 144 64 1 +33.46 ± 28.06
412000 ncm-dbt-01 583154 500 129 102 269 +18.78 ± 13.81 0 39 145 66 0 +37.67 ± 27.91
411999 ncm-dbt-05 580240 500 144 105 251 +27.15 ± 14.7 0 40 132 77 1 +53.22 ± 29.61
411998 ncm-dbt-03 585590 500 151 98 251 +36.97 ± 14.57 0 35 127 88 0 +74.79 ± 30.24
411997 ncm-dbt-04 568912 500 155 101 244 +37.67 ± 14.08 0 30 137 82 1 +74.79 ± 28.85
411996 ncm-dbt-02 584916 500 157 107 236 +34.86 ± 14.95 2 31 134 81 2 +70.44 ± 29.29
411995 ncm-dbt-01 583782 500 150 103 247 +32.76 ± 15.32 1 40 120 89 0 +67.55 ± 31.17
411994 ncm-dbt-03 585042 500 143 113 244 +20.87 ± 13.84 0 37 147 65 1 +40.48 ± 27.62
411993 ncm-dbt-05 578218 500 153 96 251 +39.78 ± 14.87 1 32 127 89 1 +80.63 ± 30.22
411992 ncm-dbt-02 587197 500 147 110 243 +25.76 ± 15.11 0 44 126 79 1 +50.38 ± 30.4
411991 ncm-dbt-04 569071 500 153 109 238 +30.65 ± 15.68 2 40 121 86 1 +63.23 ± 31.04
411990 ncm-dbt-01 584201 500 147 110 243 +25.76 ± 13.81 1 32 146 71 0 +53.22 ± 27.7
411989 ncm-dbt-05 579620 500 151 110 239 +28.56 ± 15.17 1 41 124 84 0 +58.93 ± 30.66
411988 ncm-dbt-03 585464 500 151 96 253 +38.37 ± 13.58 0 26 144 79 1 +76.25 ± 27.82
411987 ncm-dbt-02 584159 500 141 105 254 +25.06 ± 14.55 1 37 138 73 1 +50.38 ± 28.82
411986 ncm-dbt-04 570749 500 150 118 232 +22.26 ± 14.08 0 37 146 65 2 +41.89 ± 27.75
411985 ncm-dbt-01 582235 500 157 122 221 +24.36 ± 13.97 0 37 141 72 0 +48.96 ± 28.41
411984 ncm-dbt-05 582360 500 160 103 237 +39.78 ± 14.61 0 34 125 91 0 +80.63 ± 30.5
411983 ncm-dbt-02 586308 500 157 113 230 +30.65 ± 15.19 1 38 129 80 2 +60.36 ± 30.0
411982 ncm-dbt-04 569350 500 153 94 253 +41.19 ± 14.17 0 29 134 86 1 +82.1 ± 29.23
411981 ncm-dbt-03 584453 500 150 100 250 +34.86 ± 14.83 0 38 124 88 0 +70.44 ± 30.65
411980 ncm-dbt-01 582527 500 159 113 228 +32.06 ± 14.25 1 32 137 80 0 +66.1 ± 28.89
411979 ncm-dbt-02 584874 500 157 110 233 +32.76 ± 14.82 1 36 128 85 0 +67.55 ± 30.12
411978 ncm-dbt-04 570268 500 164 98 238 +46.13 ± 15.36 0 34 119 94 3 +89.48 ± 31.31
411977 ncm-dbt-05 581527 500 157 96 247 +42.6 ± 14.91 1 31 125 92 1 +86.52 ± 30.48
411976 ncm-dbt-03 585464 500 147 105 248 +29.25 ± 15.09 3 34 131 82 0 +63.23 ± 29.72
411975 ncm-dbt-01 584622 500 159 95 246 +44.72 ± 13.55 0 22 144 82 2 +88.0 ± 27.7
411974 ncm-dbt-02 586393 500 158 109 233 +34.16 ± 14.91 0 39 123 88 0 +68.99 ± 30.78
411973 ncm-dbt-05 581777 500 171 104 225 +46.84 ± 14.62 0 30 124 95 1 +93.95 ± 30.6
411972 ncm-dbt-01 582360 500 147 104 249 +29.95 ± 14.63 0 39 129 82 0 +60.36 ± 30.0
411971 ncm-dbt-04 567759 500 156 98 246 +40.48 ± 15.17 0 36 122 90 2 +79.17 ± 30.91
411970 ncm-dbt-03 586223 500 150 93 257 +39.78 ± 15.13 0 37 120 92 1 +79.17 ± 31.18
411969 ncm-dbt-01 580779 500 153 93 254 +41.89 ± 14.07 0 29 132 89 0 +85.04 ± 29.5
411968 ncm-dbt-02 583740 500 138 99 263 +27.15 ± 14.18 0 36 140 73 1 +53.22 ± 28.53
411967 ncm-dbt-04 570629 500 144 99 257 +31.35 ± 14.6 0 37 132 80 1 +61.79 ± 29.59
411966 ncm-dbt-03 586774 500 151 98 251 +36.97 ± 14.04 0 28 144 75 3 +70.44 ± 27.87
411965 ncm-dbt-05 582027 500 148 97 255 +35.56 ± 14.35 0 33 134 82 1 +70.44 ± 29.29

Commit

Commit ID 29c1e072b669c2257e4b48094391e7dc39fb31a5
Author mstembera
Date 2023-02-18 12:30:48 UTC
Simplify nnueComplexity calculation. further simplification after https://github.com/official-stockfish/Stockfish/pull/4377 STC https://tests.stockfishchess.org/tests/view/63e02a3773223e7f52ad8190 LLR: 2.97 (-2.94,2.94) <-1.75,0.25> Total: 359072 W: 94605 L: 94733 D: 169734 Ptnml(0-2): 994, 39874, 97958, 39686, 1024 LTC https://tests.stockfishchess.org/tests/view/63e3fd12b5f425d71f77002a LLR: 2.96 (-2.94,2.94) <-1.75,0.25> Total: 248424 W: 66020 L: 66030 D: 116374 Ptnml(0-2): 113, 24653, 74689, 24645, 112 closes https://github.com/official-stockfish/Stockfish/pull/4390 bench: 4098325
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