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 06:46:55 583720 4000 1593 543 1864 +93.39 ± 4.86 1 85 793 1105 16 +199.05 ± 12.06
ncm-dbt-02 06:48:56 586963 4000 1585 531 1884 +93.76 ± 4.79 0 80 800 1106 14 +200.24 ± 11.99
ncm-dbt-03 06:48:18 586510 4000 1572 567 1861 +89.2 ± 4.88 2 95 808 1086 9 +190.39 ± 11.95
ncm-dbt-04 06:48:31 570290 4000 1572 519 1909 +93.67 ± 4.86 1 87 783 1116 13 +200.48 ± 12.14
ncm-dbt-05 06:49:31 583511 4000 1550 530 1920 +90.59 ± 4.95 2 102 781 1104 11 +193.41 ± 12.18
20000 7872 2690 9438 +92.12 ± 2.18 6 449 3965 5517 63 +196.69 ± 5.39

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
395679 ncm-dbt-02 587197 500 201 65 234 +96.94 ± 14.12 0 10 99 136 5 +202.15 ± 34.28
395678 ncm-dbt-05 583070 500 198 70 232 +90.97 ± 14.02 1 10 101 136 2 +194.57 ± 33.94
395677 ncm-dbt-04 571230 500 197 68 235 +91.71 ± 14.49 1 12 97 137 3 +194.57 ± 34.74
395676 ncm-dbt-03 585042 500 188 72 240 +82.1 ± 13.83 0 13 110 125 2 +171.02 ± 32.42
395675 ncm-dbt-01 582527 500 193 67 240 +89.48 ± 13.69 0 11 104 133 2 +189.0 ± 33.39
395674 ncm-dbt-02 584537 500 198 71 231 +90.22 ± 13.7 0 12 100 137 1 +192.71 ± 34.15
395673 ncm-dbt-05 580530 500 191 74 235 +82.83 ± 14.14 0 16 102 131 1 +174.55 ± 33.86
395672 ncm-dbt-04 568514 500 196 54 250 +101.46 ± 12.87 0 7 94 149 0 +223.94 ± 35.14
395671 ncm-dbt-03 587494 500 203 78 219 +88.74 ± 13.67 1 10 102 137 0 +192.71 ± 33.75
395670 ncm-dbt-01 583237 500 207 66 227 +100.7 ± 13.69 0 9 94 144 3 +215.85 ± 35.23
395669 ncm-dbt-02 589411 500 194 63 243 +93.2 ± 13.75 0 11 99 138 2 +198.34 ± 34.31
395668 ncm-dbt-05 580116 500 201 66 233 +96.19 ± 14.26 0 14 89 145 2 +206.01 ± 36.33
395667 ncm-dbt-04 571632 500 196 76 228 +85.04 ± 13.75 0 11 111 125 3 +176.33 ± 32.16
395666 ncm-dbt-03 587494 500 193 67 240 +89.48 ± 14.15 0 15 95 139 1 +190.85 ± 35.14
395665 ncm-dbt-01 584285 500 203 69 228 +95.44 ± 14.25 0 15 87 147 1 +206.01 ± 36.74
395664 ncm-dbt-02 588089 500 193 67 240 +89.48 ± 13.69 0 12 101 136 1 +190.85 ± 33.97
395663 ncm-dbt-05 583154 500 185 55 260 +92.45 ± 12.94 0 8 104 138 0 +200.24 ± 33.24
395662 ncm-dbt-03 586646 500 201 77 222 +88.0 ± 13.66 0 11 106 131 2 +185.33 ± 33.03
395661 ncm-dbt-04 570228 500 199 63 238 +96.94 ± 13.0 0 7 101 141 1 +209.91 ± 33.74
395660 ncm-dbt-01 584076 500 199 71 230 +90.96 ± 13.72 0 10 105 132 3 +190.85 ± 33.16
395659 ncm-dbt-02 587155 500 191 74 235 +82.83 ± 13.23 0 10 114 125 1 +174.55 ± 31.61
395658 ncm-dbt-05 584117 500 205 63 232 +101.46 ± 14.32 0 13 85 149 3 +217.85 ± 37.2
395657 ncm-dbt-03 587792 500 207 67 226 +99.95 ± 13.52 1 7 94 147 1 +219.87 ± 35.19
395656 ncm-dbt-01 582360 500 203 63 234 +99.95 ± 13.84 1 8 93 146 2 +217.85 ± 35.44
395655 ncm-dbt-04 570228 500 189 66 245 +87.26 ± 14.1 0 14 101 133 2 +183.51 ± 34.01
395654 ncm-dbt-02 584748 500 198 67 235 +93.2 ± 13.44 0 10 100 139 1 +200.24 ± 34.09
395653 ncm-dbt-05 585843 500 187 62 251 +88.74 ± 14.13 0 15 96 138 1 +189.0 ± 34.95
395652 ncm-dbt-01 585885 500 201 72 227 +91.71 ± 12.93 0 6 111 131 2 +194.57 ± 31.84
395651 ncm-dbt-03 586350 500 196 70 234 +89.48 ± 13.84 0 13 99 137 1 +190.85 ± 34.36
395650 ncm-dbt-04 569549 500 193 58 249 +96.19 ± 13.8 0 12 92 145 1 +207.95 ± 35.71
395649 ncm-dbt-02 585674 500 206 75 219 +93.2 ± 13.28 0 9 102 138 1 +200.24 ± 33.67
395648 ncm-dbt-01 583698 500 193 75 232 +83.57 ± 14.31 0 16 102 130 2 +174.55 ± 33.86
395647 ncm-dbt-05 585506 500 188 69 243 +84.3 ± 14.33 0 17 98 134 1 +178.11 ± 34.58
395646 ncm-dbt-03 584453 500 196 69 235 +90.22 ± 14.16 0 15 94 140 1 +192.71 ± 35.33
395645 ncm-dbt-04 569430 500 211 70 219 +100.7 ± 14.01 0 11 90 146 3 +215.85 ± 36.11
395644 ncm-dbt-01 583698 500 194 60 246 +95.44 ± 13.47 0 10 97 142 1 +206.01 ± 34.66
395643 ncm-dbt-02 588899 500 204 49 247 +111.37 ± 13.05 0 6 85 157 2 +247.41 ± 37.09
395642 ncm-dbt-04 571511 500 191 64 245 +90.22 ± 13.7 0 13 97 140 0 +194.57 ± 34.74
395641 ncm-dbt-03 586816 500 188 67 245 +85.78 ± 13.46 0 11 108 130 1 +181.7 ± 32.68
395640 ncm-dbt-05 585759 500 195 71 234 +88.0 ± 13.66 1 9 106 133 1 +189.0 ± 32.98

Commit

Commit ID c47e6fcf84fecda5973cebeeb766aba43ac3cda3
Author Shawn Xu
Date 2025-01-12 20:11:59 UTC
Small cleanup of nnue_feature_transformer.h Passed Non-regression STC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 285760 W: 73716 L: 73768 D: 138276 Ptnml(0-2): 777, 30775, 79851, 30677, 800 https://tests.stockfishchess.org/tests/view/676f78681a2f267f205485aa closes https://github.com/official-stockfish/Stockfish/pull/5745 No functional change
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