Dev Builds » 20220927-0544

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 06:51:01 584139 4000 1099 950 1951 +12.95 ± 5.23 5 382 1077 531 5 +25.93 ± 10.34
ncm-dbt-02 06:51:58 585466 3998 1146 934 1918 +18.44 ± 5.2 5 349 1078 563 4 +37.16 ± 10.33
ncm-dbt-03 06:51:58 585515 4000 1121 916 1963 +17.82 ± 5.18 6 348 1084 559 3 +36.26 ± 10.3
ncm-dbt-04 06:52:37 569345 4018 1147 932 1939 +18.61 ± 5.1 5 336 1110 555 3 +37.67 ± 10.15
ncm-dbt-05 06:53:12 581198 3984 1152 908 1924 +21.31 ± 5.18 4 331 1079 573 5 +42.6 ± 10.32
20000 5665 4640 9695 +17.82 ± 2.32 25 1746 5428 2781 20 +35.91 ± 4.6

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
431948 ncm-dbt-04 568673 18 8 4 6 +78.47 ± 60.12 0 0 5 4 0 +165.92 ± 155.98 ↓
431947 ncm-dbt-05 583489 484 125 110 249 +10.77 ± 14.51 1 42 141 57 1 +21.56 ± 28.32 ↓
431946 ncm-dbt-02 585295 498 144 112 242 +22.36 ± 15.04 2 40 131 76 0 +47.74 ± 29.75 ↓
431945 ncm-dbt-03 584159 500 139 125 236 +9.73 ± 15.5 2 51 129 67 1 +20.87 ± 30.03 ↓
431944 ncm-dbt-01 583572 500 140 127 233 +9.04 ± 15.69 2 54 123 71 0 +20.87 ± 30.78 ↓
431943 ncm-dbt-04 571070 500 138 116 246 +15.3 ± 14.32 1 42 141 66 0 +32.05 ± 28.47 ↓
431942 ncm-dbt-05 578465 500 151 117 232 +23.66 ± 15.33 1 44 126 78 1 +47.55 ± 30.4 ↓
431941 ncm-dbt-02 586223 500 134 130 236 +2.78 ± 15.05 0 58 131 60 1 +4.17 ± 29.79 ↓
431940 ncm-dbt-03 585126 500 128 112 260 +11.12 ± 14.24 0 47 140 63 0 +22.27 ± 28.62 ↓
431939 ncm-dbt-01 582318 500 143 110 247 +22.96 ± 14.91 0 45 127 78 0 +46.13 ± 30.28 ↓
431938 ncm-dbt-04 571150 500 151 129 220 +15.3 ± 14.96 1 47 131 71 0 +32.05 ± 29.77 ↓
431937 ncm-dbt-02 584411 500 139 113 248 +18.08 ± 14.93 0 48 128 74 0 +36.26 ± 30.15 ↓
431936 ncm-dbt-05 580530 500 128 110 262 +12.51 ± 14.09 0 45 142 63 0 +25.06 ± 28.35 ↓
431935 ncm-dbt-03 587197 500 156 124 220 +22.27 ± 13.81 0 37 144 69 0 +44.72 ± 28.02 ↓
431934 ncm-dbt-01 584159 500 131 135 234 -2.78 ± 14.29 1 54 143 52 0 -4.17 ± 28.24 ↓
431933 ncm-dbt-04 568474 500 142 112 246 +20.87 ± 14.24 1 38 141 70 0 +43.3 ± 28.43 ↓
431932 ncm-dbt-05 583279 500 159 106 235 +36.97 ± 14.96 0 38 121 91 0 +74.79 ± 31.04 ↓
431931 ncm-dbt-02 587749 500 144 106 250 +26.46 ± 14.52 1 37 135 77 0 +54.65 ± 29.21 ↓
431930 ncm-dbt-03 585126 500 138 108 254 +20.87 ± 14.24 0 41 138 71 0 +41.89 ± 28.84 ↓
431929 ncm-dbt-01 585674 500 134 120 246 +9.73 ± 14.38 0 47 144 57 2 +16.69 ± 28.09 ↓
431928 ncm-dbt-04 570629 500 131 124 245 +4.87 ± 15.35 1 57 126 66 0 +11.12 ± 30.41 ↓
431927 ncm-dbt-05 580821 500 143 115 242 +19.48 ± 13.73 0 38 146 66 0 +39.08 ± 27.76 ↓
431926 ncm-dbt-02 584327 500 145 102 253 +29.95 ± 13.7 0 32 143 75 0 +60.36 ± 28.08 ↓
431925 ncm-dbt-03 587282 500 140 111 249 +20.17 ± 15.33 1 46 127 75 1 +40.48 ± 30.28 ↓
431924 ncm-dbt-01 584369 500 141 117 242 +16.69 ± 14.82 1 45 133 71 0 +34.86 ± 29.51 ↓
431923 ncm-dbt-04 565784 500 141 125 234 +11.12 ± 13.98 1 41 150 57 1 +22.27 ± 27.27 ↓
431922 ncm-dbt-02 583908 500 148 132 220 +11.12 ± 14.63 1 45 143 59 2 +20.87 ± 28.22 ↓
431921 ncm-dbt-05 581652 500 142 112 246 +20.87 ± 15.74 1 48 123 76 2 +40.48 ± 30.78 ↓
431920 ncm-dbt-04 569430 500 149 113 238 +25.06 ± 14.29 0 38 139 72 1 +48.96 ± 28.69 ↓
431919 ncm-dbt-03 586308 500 147 115 238 +22.27 ± 14.6 2 37 138 73 0 +47.55 ± 28.83 ↓
431918 ncm-dbt-01 583740 500 125 117 258 +5.56 ± 14.66 1 51 137 61 0 +12.51 ± 29.02 ↓
431917 ncm-dbt-02 584411 500 150 119 231 +21.57 ± 14.29 0 40 140 69 1 +41.89 ± 28.57 ↓
431916 ncm-dbt-05 579992 500 141 112 247 +20.17 ± 14.19 1 37 145 66 1 +40.48 ± 27.9 ↓
431915 ncm-dbt-01 584832 500 142 113 245 +20.17 ± 14.58 0 44 133 73 0 +40.48 ± 29.51 ↓
431914 ncm-dbt-04 569270 500 131 108 261 +15.99 ± 13.99 0 42 143 65 0 +32.05 ± 28.2 ↓
431913 ncm-dbt-03 582235 500 136 111 253 +17.39 ± 15.24 1 47 129 72 1 +34.86 ± 30.03 ↓
431912 ncm-dbt-02 587409 500 142 120 238 +15.3 ± 15.21 1 49 127 73 0 +32.05 ± 30.28 ↓
431911 ncm-dbt-05 581361 500 163 126 211 +25.76 ± 14.34 0 39 135 76 0 +51.8 ± 29.22 ↓
431910 ncm-dbt-01 584453 500 143 111 246 +22.26 ± 14.86 0 42 137 68 3 +40.48 ± 28.98 ↓
431909 ncm-dbt-04 569629 500 156 101 243 +38.37 ± 14.26 0 31 134 84 1 +76.25 ± 29.26 ↓
431908 ncm-dbt-03 586689 500 137 110 253 +18.78 ± 14.21 0 42 139 69 0 +37.67 ± 28.72 ↓

Commit

Commit ID 29295ecfd357b5421eb4f273761dce8d9661f130
Author mstembera
Date 2022-09-27 05:44:46 UTC
Simplify EVASIONS scoring remove some multipliers & adjust, doesn't change the move ordering STC https://tests.stockfishchess.org/tests/view/6325c1c9b9c0caa5f4a759ae LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 192760 W: 51528 L: 51482 D: 89750 Ptnml(0-2): 642, 20490, 54148, 20380, 720 Credit to locutus2 closes https://github.com/official-stockfish/Stockfish/pull/4171 No functional change
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