Dev Builds » 20250112-2011

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 06:49:41 582822 4010 1569 509 1932 +94.07 ± 4.84 2 77 804 1103 19 +200.34 ± 11.96
ncm-dbt-02 06:50:22 586756 3990 1592 531 1867 +94.66 ± 5.01 1 98 758 1115 23 +200.62 ± 12.36
ncm-dbt-03 06:48:07 586777 4000 1554 539 1907 +90.13 ± 4.9 1 101 788 1102 8 +192.71 ± 12.12
ncm-dbt-04 06:48:39 570013 4000 1580 528 1892 +93.57 ± 4.89 1 90 780 1114 15 +199.77 ± 12.17
ncm-dbt-05 06:50:44 584644 4000 1538 552 1910 +87.44 ± 4.96 2 101 824 1055 18 +183.97 ± 11.83
20000 7833 2659 9508 +91.97 ± 2.2 7 467 3954 5489 83 +195.42 ± 5.4

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
395723 ncm-dbt-01 584832 10 5 1 4 +147.05 ± 74.68 0 0 1 4 0 +381.35 ± 516.06
395722 ncm-dbt-02 585674 490 200 61 229 +101.34 ± 14.2 0 8 96 135 6 +211.31 ± 34.75
395721 ncm-dbt-05 584664 500 193 74 233 +84.3 ± 14.76 0 17 101 128 4 +172.78 ± 34.05
395720 ncm-dbt-04 568633 500 193 54 253 +99.2 ± 13.51 0 11 89 150 0 +217.85 ± 36.33
395719 ncm-dbt-03 583740 500 192 81 227 +78.44 ± 13.58 0 14 111 125 0 +165.8 ± 32.28
395718 ncm-dbt-01 583698 500 202 52 246 +107.54 ± 13.89 0 10 83 154 3 +234.38 ± 37.67
395717 ncm-dbt-02 588047 500 211 80 209 +93.2 ± 14.66 0 14 96 135 5 +192.71 ± 34.94
395716 ncm-dbt-04 568912 500 202 76 222 +89.48 ± 14.0 0 12 103 132 3 +187.16 ± 33.6
395715 ncm-dbt-03 588472 500 196 56 248 +99.95 ± 13.68 0 12 86 152 0 +219.87 ± 36.98
395714 ncm-dbt-05 588174 500 183 65 252 +83.57 ± 13.56 0 13 106 131 0 +178.11 ± 33.1
395713 ncm-dbt-01 577438 500 196 67 237 +91.71 ± 14.04 0 12 100 135 3 +192.71 ± 34.15
395712 ncm-dbt-04 570469 500 191 63 246 +90.96 ± 14.02 0 14 95 140 1 +194.57 ± 35.13
395711 ncm-dbt-02 587749 500 188 63 249 +88.74 ± 14.28 0 16 94 139 1 +189.0 ± 35.33
395710 ncm-dbt-05 582193 500 182 57 261 +88.74 ± 13.83 1 8 109 129 3 +187.16 ± 32.4
395709 ncm-dbt-01 582694 500 210 55 235 +111.37 ± 12.87 0 6 84 159 1 +249.64 ± 37.33
395708 ncm-dbt-03 586562 500 194 81 225 +79.9 ± 14.78 0 20 99 129 2 +165.8 ± 34.39
395707 ncm-dbt-04 570228 500 202 73 225 +91.71 ± 13.57 0 10 103 135 2 +194.57 ± 33.53
395706 ncm-dbt-02 588430 500 205 71 224 +95.44 ± 12.98 0 7 103 139 1 +206.01 ± 33.36
395705 ncm-dbt-01 583237 500 194 61 245 +94.69 ± 13.78 0 7 109 128 6 +194.57 ± 32.27
395704 ncm-dbt-05 586520 500 202 68 230 +95.44 ± 13.94 0 11 97 139 3 +202.15 ± 34.7
395703 ncm-dbt-03 586858 500 195 59 246 +96.94 ± 13.0 0 7 101 141 1 +209.91 ± 33.74
395702 ncm-dbt-04 568673 500 195 70 235 +88.74 ± 13.98 1 10 104 133 2 +189.0 ± 33.39
395701 ncm-dbt-01 581569 500 193 59 248 +95.44 ± 13.31 1 5 105 137 2 +206.01 ± 32.92
395700 ncm-dbt-02 588004 500 191 64 245 +90.22 ± 14.89 1 16 90 141 2 +192.71 ± 36.1
395699 ncm-dbt-05 585169 500 195 77 228 +83.57 ± 14.16 0 15 104 129 2 +174.55 ± 33.5
395698 ncm-dbt-03 586943 500 186 55 259 +93.2 ± 14.06 0 14 92 143 1 +200.24 ± 35.72
395697 ncm-dbt-04 568156 500 207 62 231 +103.73 ± 14.03 0 11 86 150 3 +223.94 ± 36.98
395696 ncm-dbt-05 583154 500 185 77 238 +76.25 ± 14.39 0 19 105 125 1 +158.93 ± 33.37
395695 ncm-dbt-01 585295 500 189 65 246 +88.0 ± 13.81 0 14 98 138 0 +189.0 ± 34.56
395694 ncm-dbt-02 586266 500 201 68 231 +94.69 ± 13.78 0 10 100 137 3 +200.24 ± 34.09
395693 ncm-dbt-03 585759 500 190 71 239 +84.31 ± 14.18 1 13 103 132 1 +179.9 ± 33.65
395692 ncm-dbt-04 571230 500 192 61 247 +93.2 ± 13.44 0 8 106 133 3 +196.45 ± 32.87
395691 ncm-dbt-05 582110 500 198 71 231 +90.22 ± 13.86 0 11 104 132 3 +189.0 ± 33.39
395690 ncm-dbt-03 586689 500 199 67 234 +93.95 ± 13.61 0 10 100 138 2 +200.24 ± 34.09
395689 ncm-dbt-01 583405 500 184 71 245 +79.9 ± 13.0 0 9 120 120 1 +167.53 ± 30.57
395688 ncm-dbt-02 586097 500 197 62 241 +96.19 ± 14.41 0 14 90 143 3 +204.07 ± 36.13
395687 ncm-dbt-04 573810 500 198 69 233 +91.71 ± 14.04 0 14 94 141 1 +196.45 ± 35.33
395686 ncm-dbt-03 589197 500 202 69 229 +94.69 ± 13.62 0 11 96 142 1 +204.07 ± 34.89
395685 ncm-dbt-01 583237 500 196 78 226 +83.57 ± 14.6 1 14 104 128 3 +174.55 ± 33.5
395684 ncm-dbt-02 583782 500 199 62 239 +97.69 ± 14.13 0 13 89 146 2 +209.91 ± 36.34
395683 ncm-dbt-05 585169 500 200 63 237 +97.69 ± 13.66 1 7 98 142 2 +211.87 ± 34.38

Commit

Commit ID d1a1ff4f17e91d77856f10f7e0f79b6d56e8179c
Author Shawn Xu
Date 2025-01-12 20:11:27 UTC
Simplify Razoring Passed Non-regression STC: LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 95584 W: 24906 L: 24750 D: 45928 Ptnml(0-2): 285, 11227, 24632, 11343, 305 https://tests.stockfishchess.org/tests/view/675e0ed286d5ee47d95429ee Passed Non-regression LTC: LLR: 2.96 (-2.94,2.94) <-1.75,0.25> Total: 191292 W: 48637 L: 48589 D: 94066 Ptnml(0-2): 97, 21061, 53276, 21121, 91 https://tests.stockfishchess.org/tests/view/675f08c686d5ee47d9542be3 closes https://github.com/official-stockfish/Stockfish/pull/5724 Bench: 1286274
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