Dev Builds » 20221107-0700

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 06:59:57 583788 3994 1138 869 1987 +23.44 ± 5.2 1 337 1056 598 5 +46.38 ± 10.45
ncm-dbt-02 06:58:08 583983 4000 1134 856 2010 +24.19 ± 5.15 3 319 1081 591 6 +48.08 ± 10.31
ncm-dbt-03 06:59:39 585653 4006 1103 914 1989 +16.4 ± 5.01 2 339 1131 530 1 +33.06 ± 10.03
ncm-dbt-04 06:58:09 569423 4000 1129 878 1993 +21.83 ± 5.17 3 335 1074 584 4 +43.66 ± 10.35
ncm-dbt-05 06:58:34 582099 4000 1106 933 1961 +15.04 ± 5.1 5 349 1118 524 4 +30.3 ± 10.1
20000 5610 4450 9940 +20.17 ± 2.29 14 1679 5460 2827 20 +40.27 ± 4.58

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
413777 ncm-dbt-03 583614 6 1 2 3 -58.33 ± 98.71 0 1 2 0 0 -120.24 ± 264.77 ↓
413776 ncm-dbt-05 577684 500 135 115 250 +13.91 ± 15.1 3 43 135 69 0 +32.05 ± 29.26 ↓
413775 ncm-dbt-01 582318 494 127 114 253 +9.15 ± 14.36 0 48 138 61 0 +18.3 ± 28.84 ↓
413774 ncm-dbt-02 586350 500 135 101 264 +23.66 ± 14.96 1 42 129 78 0 +48.96 ± 30.01 ↓
413773 ncm-dbt-04 571110 500 154 102 244 +36.27 ± 13.86 1 27 141 81 0 +74.79 ± 28.27 ↓
413772 ncm-dbt-03 586139 500 146 111 243 +24.36 ± 14.24 1 36 140 73 0 +50.38 ± 28.55 ↓
413771 ncm-dbt-05 581735 500 136 109 255 +18.78 ± 13.67 0 38 147 65 0 +37.67 ± 27.63 ↓
413770 ncm-dbt-02 585000 500 141 113 246 +19.48 ± 14.52 0 44 134 72 0 +39.08 ± 29.38 ↓
413769 ncm-dbt-01 584537 500 144 117 239 +18.78 ± 14.08 0 40 144 65 1 +36.26 ± 28.05 ↓
413768 ncm-dbt-03 586393 500 130 109 261 +14.6 ± 14.27 0 45 139 66 0 +29.25 ± 28.74 ↓
413767 ncm-dbt-04 568792 500 132 128 240 +2.78 ± 15.54 1 60 123 66 0 +6.95 ± 30.78 ↓
413766 ncm-dbt-05 582110 500 143 118 239 +17.38 ± 14.49 0 43 141 64 2 +32.05 ± 28.47 ↓
413765 ncm-dbt-02 581652 500 125 105 270 +13.9 ± 14.73 0 48 135 66 1 +26.46 ± 29.26 ↓
413764 ncm-dbt-01 582736 500 145 99 256 +32.05 ± 15.03 0 39 128 81 2 +61.79 ± 30.13 ↓
413763 ncm-dbt-03 587113 500 131 110 259 +14.6 ± 14.78 0 48 134 67 1 +27.85 ± 29.39 ↓
413762 ncm-dbt-04 571994 500 148 107 245 +28.55 ± 14.79 0 39 133 76 2 +54.65 ± 29.48 ↓
413761 ncm-dbt-02 578547 500 148 111 241 +25.76 ± 13.94 0 35 144 70 1 +50.38 ± 27.99 ↓
413760 ncm-dbt-05 582193 500 139 116 245 +15.99 ± 13.99 0 42 143 65 0 +32.05 ± 28.2 ↓
413759 ncm-dbt-01 583028 500 138 106 256 +22.27 ± 14.86 0 45 128 77 0 +44.72 ± 30.15 ↓
413758 ncm-dbt-04 569270 500 129 89 282 +27.85 ± 14.75 0 40 131 78 1 +54.65 ± 29.74 ↓
413757 ncm-dbt-03 585674 500 134 109 257 +17.39 ± 13.83 0 40 145 65 0 +34.86 ± 27.92 ↓
413756 ncm-dbt-02 582569 500 147 101 252 +32.05 ± 15.28 1 38 127 82 2 +63.23 ± 30.26 ↓
413755 ncm-dbt-05 584537 500 136 112 252 +16.69 ± 14.82 1 44 136 68 1 +33.46 ± 29.13 ↓
413754 ncm-dbt-04 567680 500 133 115 252 +12.51 ± 13.96 0 44 144 62 0 +25.06 ± 28.08 ↓
413753 ncm-dbt-01 584369 500 139 104 257 +24.36 ± 14.76 0 43 129 78 0 +48.96 ± 30.01 ↓
413752 ncm-dbt-03 585126 500 151 123 226 +19.48 ± 13.86 0 39 144 67 0 +39.08 ± 28.04 ↓
413751 ncm-dbt-02 585674 500 150 109 241 +28.55 ± 13.74 0 33 143 74 0 +57.5 ± 28.1 ↓
413750 ncm-dbt-05 580613 500 144 120 236 +16.69 ± 13.36 0 37 152 61 0 +33.46 ± 26.95 ↓
413749 ncm-dbt-04 568713 500 147 116 237 +21.57 ± 14.81 0 45 129 76 0 +43.3 ± 30.02 ↓
413748 ncm-dbt-01 584537 500 152 119 229 +22.96 ± 15.76 1 48 119 81 1 +46.13 ± 31.29 ↓
413747 ncm-dbt-03 584201 500 133 109 258 +16.69 ± 14.17 1 40 143 66 0 +34.86 ± 28.19 ↓
413746 ncm-dbt-02 584706 500 137 107 256 +20.87 ± 14.76 0 44 133 72 1 +40.48 ± 29.51 ↓
413745 ncm-dbt-05 581153 500 129 121 250 +5.56 ± 14.92 1 53 133 63 0 +12.51 ± 29.53 ↓
413744 ncm-dbt-04 567958 500 147 109 244 +26.45 ± 14.52 0 39 135 75 1 +51.8 ± 29.22 ↓
413743 ncm-dbt-01 583992 500 142 105 253 +25.76 ± 14.21 0 38 137 75 0 +51.8 ± 28.95 ↓
413742 ncm-dbt-03 585590 500 137 120 243 +11.82 ± 14.3 0 47 139 64 0 +23.66 ± 28.75 ↓
413741 ncm-dbt-02 587367 500 151 109 240 +29.25 ± 14.59 1 35 136 77 1 +58.93 ± 29.06 ↓
413740 ncm-dbt-05 586774 500 144 122 234 +15.3 ± 14.96 0 49 131 69 1 +29.25 ± 29.78 ↓
413739 ncm-dbt-04 569869 500 139 112 249 +18.78 ± 14.47 1 41 138 70 0 +39.08 ± 28.85 ↓
413738 ncm-dbt-01 584790 500 151 105 244 +32.05 ± 14.52 0 36 133 80 1 +63.23 ± 29.45 ↓
413737 ncm-dbt-03 587028 500 140 121 239 +13.21 ± 13.89 0 43 145 62 0 +26.46 ± 27.94 ↓

Commit

Commit ID a41390079147aea89cb5222089a45e1958ebec8e
Author disservin
Date 2022-11-07 07:00:05 UTC
Remove trend Simplify trend away. passed Non-regression STC: https://tests.stockfishchess.org/tests/view/63642a63a90afcecbd1cb887 LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 130000 W: 34683 L: 34567 D: 60750 Ptnml(0-2): 455, 14424, 35135, 14522, 464 passed Non-regression LTC: https://tests.stockfishchess.org/tests/view/636566fda90afcecbd1cded9 LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 81592 W: 21938 L: 21787 D: 37867 Ptnml(0-2): 42, 8035, 24490, 8188, 41 closes https://github.com/official-stockfish/Stockfish/pull/4222 Bench: 4239512
Copyright 2011–2025 Next Chess Move LLC
Feedback & Support Terms of Service Privacy Policy Desktop Version