Dev Builds » 20240701-1753

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 06:50:52 584315 4000 1501 618 1881 +77.98 ± 5.07 6 126 857 1001 10 +163.85 ± 11.61
ncm-dbt-02 06:50:56 586938 4000 1468 569 1963 +79.44 ± 4.99 1 120 875 987 17 +164.72 ± 11.47
ncm-dbt-03 06:51:15 587055 4000 1520 617 1863 +79.81 ± 4.9 2 110 881 997 10 +167.31 ± 11.42
ncm-dbt-04 06:49:43 571639 4000 1488 582 1930 +80.08 ± 5.06 4 127 839 1019 11 +168.18 ± 11.75
ncm-dbt-05 06:51:26 583638 4000 1479 634 1887 +74.52 ± 5.02 6 122 905 955 12 +155.33 ± 11.27
20000 7456 3020 9524 +78.36 ± 2.24 19 605 4357 4959 60 +163.85 ± 5.14

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
390662 ncm-dbt-03 587240 500 197 71 232 +89.48 ± 13.38 0 9 108 131 2 +189.0 ± 32.58
390661 ncm-dbt-05 580116 500 184 78 238 +74.79 ± 14.63 2 15 109 123 1 +158.93 ± 32.69
390660 ncm-dbt-01 582193 500 183 71 246 +79.17 ± 14.48 1 17 101 131 0 +169.27 ± 34.05
390659 ncm-dbt-02 585632 500 179 66 255 +79.9 ± 14.21 0 14 113 119 4 +162.35 ± 31.95
390658 ncm-dbt-04 571110 500 184 75 241 +76.98 ± 14.97 1 20 99 129 1 +162.35 ± 34.39
390657 ncm-dbt-03 585421 500 186 83 231 +72.61 ± 13.99 0 17 114 118 1 +150.51 ± 31.88
390656 ncm-dbt-05 585042 500 167 81 252 +60.36 ± 14.07 1 18 126 104 1 +124.6 ± 30.12
390655 ncm-dbt-01 584411 500 185 87 228 +68.99 ± 14.56 0 22 109 118 1 +142.26 ± 32.74
390654 ncm-dbt-04 572235 500 168 70 262 +68.99 ± 14.84 0 24 105 120 1 +142.26 ± 33.37
390653 ncm-dbt-02 588941 500 172 70 258 +71.88 ± 14.53 0 22 104 124 0 +150.51 ± 33.54
390652 ncm-dbt-03 587664 500 181 75 244 +74.79 ± 14.2 0 19 106 125 0 +157.24 ± 33.21
390651 ncm-dbt-05 582068 500 189 81 230 +76.25 ± 14.1 0 17 109 123 1 +158.93 ± 32.69
390650 ncm-dbt-04 572235 500 182 80 238 +71.88 ± 13.37 0 13 123 113 1 +148.85 ± 30.34
390649 ncm-dbt-02 582652 500 185 62 253 +87.26 ± 14.1 1 11 104 132 2 +185.33 ± 33.42
390648 ncm-dbt-01 586223 500 184 79 237 +74.06 ± 14.32 0 19 108 122 1 +153.86 ± 32.88
390647 ncm-dbt-03 587409 500 190 79 231 +78.43 ± 13.88 0 15 110 124 1 +164.07 ± 32.48
390646 ncm-dbt-05 580116 500 180 71 249 +76.97 ± 13.68 0 14 114 121 1 +160.64 ± 31.79
390645 ncm-dbt-04 570669 500 180 72 248 +76.25 ± 14.95 2 18 100 130 0 +164.07 ± 34.22
390644 ncm-dbt-02 587664 500 192 77 231 +81.36 ± 13.96 0 14 109 125 2 +169.27 ± 32.62
390643 ncm-dbt-01 582736 500 195 76 229 +84.31 ± 14.47 2 11 105 130 2 +179.9 ± 33.27
380587 ncm-dbt-05 584537 500 195 75 230 +85.04 ± 13.9 1 9 112 125 3 +178.11 ± 31.94
380586 ncm-dbt-04 573284 500 205 70 225 +96.19 ± 13.48 0 8 102 137 3 +204.07 ± 33.61
380585 ncm-dbt-02 587579 500 187 78 235 +76.97 ± 14.56 0 17 111 118 4 +155.54 ± 32.36
380584 ncm-dbt-01 582778 500 198 83 219 +81.37 ± 14.25 1 13 108 126 2 +171.02 ± 32.78
380583 ncm-dbt-03 586520 500 183 74 243 +76.98 ± 14.55 2 14 108 125 1 +164.07 ± 32.83
380582 ncm-dbt-05 583321 500 193 81 226 +79.17 ± 14.05 0 15 110 123 2 +164.07 ± 32.48
380581 ncm-dbt-04 572437 500 185 72 243 +79.9 ± 13.92 0 15 108 126 1 +167.53 ± 32.81
380580 ncm-dbt-02 586731 500 178 68 254 +77.7 ± 14.15 0 17 107 125 1 +162.35 ± 33.02
380579 ncm-dbt-01 584916 500 179 71 250 +76.25 ± 14.67 0 20 104 124 2 +157.24 ± 33.54
380578 ncm-dbt-03 585801 500 199 78 223 +85.78 ± 13.77 0 13 104 132 1 +181.7 ± 33.45
380577 ncm-dbt-04 569430 500 193 75 232 +83.57 ± 15.3 1 19 94 133 3 +174.55 ± 35.29
380576 ncm-dbt-02 586985 500 184 65 251 +84.3 ± 14.03 0 14 105 129 2 +176.33 ± 33.3
380575 ncm-dbt-05 589454 500 187 84 229 +72.61 ± 14.27 0 19 110 120 1 +150.51 ± 32.56
380574 ncm-dbt-01 585169 500 190 82 228 +76.25 ± 13.51 1 11 117 121 0 +162.35 ± 31.23
380573 ncm-dbt-03 588515 500 192 74 234 +83.57 ± 13.25 0 9 116 123 2 +174.55 ± 31.22
380572 ncm-dbt-04 571712 500 191 68 241 +87.26 ± 13.33 0 10 108 131 1 +185.33 ± 32.63
380571 ncm-dbt-05 584453 500 184 83 233 +71.16 ± 14.64 2 15 115 116 2 +148.85 ± 31.72
380570 ncm-dbt-01 586097 500 187 69 244 +83.57 ± 14.31 1 13 105 129 2 +176.33 ± 33.3
380569 ncm-dbt-02 589326 500 191 83 226 +76.25 ± 13.36 0 11 122 115 2 +157.24 ± 30.38
380568 ncm-dbt-03 587877 500 192 83 225 +76.97 ± 13.83 0 14 115 119 2 +158.93 ± 31.63

Commit

Commit ID 91ec31dac430e1d587f8239f2377ffb796008f8a
Author Daniel Monroe
Date 2024-07-01 17:53:45 UTC
Grade countermove bonus for low statscores Passed STC: LLR: 2.96 (-2.94,2.94) <0.00,2.00> Total: 338592 W: 88396 L: 87627 D: 162569 Ptnml(0-2): 1161, 40201, 85788, 41000, 1146 https://tests.stockfishchess.org/tests/view/6679d40c0c2db3fa2dcecbcc Passed LTC: LLR: 2.95 (-2.94,2.94) <0.50,2.50> Total: 83526 W: 21429 L: 21010 D: 41087 Ptnml(0-2): 54, 9173, 22913, 9546, 77 https://tests.stockfishchess.org/tests/view/667c5f2980450dba965911fc closes https://github.com/official-stockfish/Stockfish/pull/5418 bench: 1489815
Copyright 2011–2024 Next Chess Move LLC