Dev Builds » 20241122-2212

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 06:50:50 583900 4000 1544 570 1886 +86.33 ± 4.99 4 105 817 1061 13 +182.83 ± 11.89
ncm-dbt-02 06:51:30 586730 4028 1574 585 1869 +87.09 ± 4.98 2 110 814 1073 15 +183.79 ± 11.92
ncm-dbt-03 06:50:27 586475 3980 1500 546 1934 +84.93 ± 4.99 3 110 818 1048 11 +179.62 ± 11.89
ncm-dbt-04 06:50:36 571352 4000 1540 565 1895 +86.43 ± 4.98 1 112 812 1061 14 +182.16 ± 11.94
ncm-dbt-05 06:52:11 585609 3992 1522 561 1909 +85.31 ± 4.83 2 93 850 1044 7 +181.23 ± 11.62
20000 7680 2827 9493 +86.02 ± 2.22 12 530 4111 5287 60 +181.93 ± 5.3

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
387746 ncm-dbt-02 583279 28 11 5 12 +75.59 ± 47.6 0 0 8 6 0 +159.13 ± 116.89
387745 ncm-dbt-03 588345 480 174 59 247 +84.89 ± 14.12 0 11 106 120 3 +175.73 ± 32.96
387744 ncm-dbt-05 582068 492 183 71 238 +80.5 ± 14.24 1 13 106 125 1 +170.71 ± 33.11
387743 ncm-dbt-01 583698 500 192 61 247 +93.2 ± 14.21 1 12 93 143 1 +202.15 ± 35.52
387742 ncm-dbt-04 571592 500 181 67 252 +80.63 ± 13.79 0 14 109 126 1 +169.27 ± 32.62
387741 ncm-dbt-02 587962 500 200 76 224 +88.0 ± 14.12 0 15 97 137 1 +187.16 ± 34.76
387740 ncm-dbt-03 586858 500 183 80 237 +72.61 ± 14.55 0 22 103 125 0 +152.18 ± 33.71
387739 ncm-dbt-05 588941 500 194 68 238 +89.48 ± 13.53 0 10 106 132 2 +189.0 ± 32.98
387738 ncm-dbt-01 583572 500 188 79 233 +76.98 ± 14.7 2 16 103 129 0 +165.8 ± 33.7
387737 ncm-dbt-04 570148 500 192 68 240 +88.0 ± 14.56 0 18 91 140 1 +187.16 ± 35.88
387736 ncm-dbt-02 586858 500 201 79 220 +86.52 ± 14.53 0 15 102 129 4 +178.11 ± 33.85
387735 ncm-dbt-03 587749 500 195 58 247 +97.69 ± 14.43 1 10 94 141 4 +207.95 ± 35.29
387734 ncm-dbt-05 587367 500 194 72 234 +86.52 ± 13.47 1 9 107 133 0 +187.16 ± 32.81
387733 ncm-dbt-04 572074 500 189 63 248 +89.48 ± 13.22 0 9 107 133 1 +190.85 ± 32.75
387732 ncm-dbt-01 584622 500 192 56 252 +96.94 ± 13.96 0 12 92 144 2 +207.95 ± 35.71
387731 ncm-dbt-02 585464 500 181 69 250 +79.17 ± 14.48 1 16 104 128 1 +167.53 ± 33.52
387730 ncm-dbt-03 587070 500 183 79 238 +73.34 ± 14.15 1 15 114 119 1 +153.86 ± 31.85
387729 ncm-dbt-05 581569 500 191 79 230 +79.17 ± 13.75 0 14 111 124 1 +165.8 ± 32.28
387728 ncm-dbt-04 569829 500 200 79 221 +85.78 ± 13.77 0 12 107 129 2 +179.9 ± 32.89
387727 ncm-dbt-01 584034 500 200 69 231 +93.2 ± 13.75 0 11 99 138 2 +198.34 ± 34.31
387726 ncm-dbt-02 589368 500 193 74 233 +84.3 ± 13.88 0 12 110 125 3 +174.55 ± 32.38
387725 ncm-dbt-03 587240 500 196 69 235 +90.22 ± 14.46 0 17 90 142 1 +192.71 ± 36.1
387724 ncm-dbt-05 579620 500 194 69 237 +88.74 ± 13.98 0 14 98 137 1 +189.0 ± 34.56
387723 ncm-dbt-04 571632 500 195 64 241 +93.2 ± 14.06 0 11 101 134 4 +194.57 ± 33.94
387722 ncm-dbt-02 587155 500 191 68 241 +87.26 ± 14.54 0 17 95 136 2 +183.51 ± 35.13
387721 ncm-dbt-01 584117 500 193 64 243 +91.71 ± 14.04 0 12 100 135 3 +192.71 ± 34.15
387720 ncm-dbt-03 586266 500 188 65 247 +87.26 ± 13.8 0 14 99 137 0 +187.16 ± 34.38
387719 ncm-dbt-05 584916 500 195 75 230 +85.04 ± 13.75 0 13 105 131 1 +179.9 ± 33.27
387718 ncm-dbt-04 571391 500 186 80 234 +74.79 ± 14.9 0 23 99 127 1 +155.54 ± 34.37
387717 ncm-dbt-01 584159 500 193 82 225 +78.44 ± 13.73 1 12 112 125 0 +167.53 ± 32.08
387716 ncm-dbt-02 587494 500 196 65 239 +93.2 ± 13.75 0 11 99 138 2 +198.34 ± 34.31
387715 ncm-dbt-03 584622 500 196 66 238 +92.45 ± 13.43 0 10 101 138 1 +198.34 ± 33.9
387714 ncm-dbt-01 580779 500 197 79 224 +83.57 ± 14.02 0 16 100 134 0 +178.11 ± 34.22
387713 ncm-dbt-04 571431 500 196 73 231 +87.26 ± 14.1 1 12 101 135 1 +187.16 ± 33.99
387712 ncm-dbt-05 580945 500 180 61 259 +84.31 ± 13.42 0 12 107 131 0 +179.9 ± 32.89
387711 ncm-dbt-02 586604 500 201 77 222 +88.0 ± 13.19 1 6 112 130 1 +189.0 ± 31.75
387710 ncm-dbt-03 583656 500 185 70 245 +81.37 ± 13.81 1 11 111 126 1 +172.78 ± 32.21
387709 ncm-dbt-04 572719 500 201 71 228 +92.45 ± 14.2 0 13 97 137 3 +194.57 ± 34.74
387708 ncm-dbt-01 586223 500 189 80 231 +76.97 ± 14.27 0 14 118 113 5 +153.86 ± 31.15
387707 ncm-dbt-05 599450 500 191 66 243 +88.74 ± 13.04 0 8 110 131 1 +189.0 ± 32.17
387706 ncm-dbt-02 586393 500 200 72 228 +90.96 ± 14.62 0 18 87 144 1 +194.57 ± 36.67

Commit

Commit ID f129bf0de94f2c5a7ee19e697612a7e83ccd28ff
Author Michael Chaly
Date 2024-11-22 22:12:43 UTC
Tweak statscore for captures Followup of a recent patch that separated statscore for captures and non-captures. Lower value that we subtract from statscore if a move is a capture. Passed STC: https://tests.stockfishchess.org/tests/view/67385b6786d5ee47d953eeba LLR: 2.93 (-2.94,2.94) <0.00,2.00> Total: 50592 W: 13223 L: 12888 D: 24481 Ptnml(0-2): 154, 5853, 12931, 6220, 138 Passed LTC: https://tests.stockfishchess.org/tests/view/6739056e86d5ee47d953ef3f LLR: 2.95 (-2.94,2.94) <0.50,2.50> Total: 23598 W: 6155 L: 5862 D: 11581 Ptnml(0-2): 16, 2466, 6543, 2757, 17 closes https://github.com/official-stockfish/Stockfish/pull/5682 Bench: 771180
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