Dev Builds » 20240521-0646

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 06:52:20 582951 4002 1415 653 1934 +66.97 ± 4.99 1 152 941 898 9 +137.7 ± 11.05
ncm-dbt-02 06:54:06 586524 4016 1421 638 1957 +68.62 ± 5.07 4 150 925 917 12 +141.42 ± 11.16
ncm-dbt-03 06:52:31 586409 4000 1458 622 1920 +73.7 ± 5.01 3 134 896 958 9 +153.44 ± 11.34
ncm-dbt-04 06:53:51 572093 3994 1404 662 1928 +65.3 ± 4.95 3 145 961 883 5 +135.18 ± 10.91
ncm-dbt-05 06:54:14 585770 3988 1398 660 1930 +65.04 ± 5.21 3 177 908 891 15 +132.58 ± 11.29
20000 7096 3235 9669 +67.92 ± 2.26 14 758 4631 4547 50 +140.01 ± 4.99

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
385696 ncm-dbt-01 586858 2 1 1 0 0.0 ± 34.02 0 0 1 0 0 0.0 ± 30.47
385695 ncm-dbt-02 584622 16 6 3 7 +65.91 ± 89.0 0 1 3 4 0 +136.97 ± 241.58
385694 ncm-dbt-05 582277 488 184 86 218 +70.73 ± 14.6 0 20 107 116 1 +146.17 ± 33.03
385693 ncm-dbt-04 574297 494 180 78 236 +72.79 ± 14.11 1 15 112 119 0 +154.28 ± 32.16
385692 ncm-dbt-03 586435 500 180 79 241 +71.16 ± 14.5 1 18 111 119 1 +148.85 ± 32.4
385691 ncm-dbt-01 582402 500 175 95 230 +56.07 ± 13.44 0 19 132 99 0 +115.23 ± 29.26
385690 ncm-dbt-02 585674 500 172 87 241 +59.64 ± 13.61 0 18 130 101 1 +121.46 ± 29.51
385689 ncm-dbt-04 570789 500 187 84 229 +72.61 ± 14.55 1 18 109 121 1 +152.18 ± 32.72
385688 ncm-dbt-05 582694 500 182 80 238 +71.88 ± 14.53 0 19 113 115 3 +145.54 ± 32.08
385687 ncm-dbt-03 584874 500 185 71 244 +80.63 ± 13.79 0 15 106 129 0 +171.02 ± 33.15
385686 ncm-dbt-01 583070 500 168 74 258 +66.1 ± 14.17 0 21 114 115 0 +137.37 ± 31.96
385685 ncm-dbt-02 585970 500 183 71 246 +79.17 ± 13.75 0 14 111 124 1 +165.8 ± 32.28
385684 ncm-dbt-04 572356 500 175 86 239 +62.51 ± 12.69 0 12 137 101 0 +129.35 ± 28.21
385683 ncm-dbt-05 587367 500 162 78 260 +58.93 ± 14.15 0 22 123 104 1 +119.89 ± 30.63
385682 ncm-dbt-03 586181 500 172 81 247 +63.95 ± 14.37 1 19 119 110 1 +132.54 ± 31.18
385681 ncm-dbt-01 584159 500 174 80 246 +66.1 ± 14.45 0 22 113 114 1 +135.76 ± 32.12
385680 ncm-dbt-02 585464 500 168 80 252 +61.79 ± 15.08 1 26 107 116 0 +129.35 ± 33.05
385679 ncm-dbt-04 569669 500 158 80 262 +54.65 ± 13.66 0 21 130 99 0 +112.14 ± 29.61
385678 ncm-dbt-05 584076 500 165 94 241 +49.67 ± 14.9 1 28 121 99 1 +101.46 ± 31.01
385677 ncm-dbt-03 585464 500 185 80 235 +74.06 ± 14.18 0 18 110 121 1 +153.86 ± 32.54
385676 ncm-dbt-01 581735 500 182 87 231 +66.82 ± 14.06 0 20 115 115 0 +138.99 ± 31.79
385675 ncm-dbt-02 588899 500 182 80 238 +71.89 ± 14.39 1 16 115 116 2 +148.85 ± 31.72
385674 ncm-dbt-04 570228 500 177 74 249 +72.61 ± 13.84 0 16 116 117 1 +150.51 ± 31.54
385673 ncm-dbt-05 586646 500 180 76 244 +73.34 ± 15.13 1 21 103 123 2 +152.18 ± 33.71
385672 ncm-dbt-01 584537 500 177 78 245 +69.71 ± 14.31 0 18 118 111 3 +140.62 ± 31.28
385671 ncm-dbt-03 586477 500 189 70 241 +84.3 ± 14.03 0 13 108 126 3 +174.55 ± 32.75
385670 ncm-dbt-02 585717 500 175 91 234 +58.93 ± 15.09 1 26 112 110 1 +121.46 ± 32.29
385669 ncm-dbt-01 579744 500 180 79 241 +71.16 ± 14.08 0 16 120 111 3 +143.89 ± 30.92
385668 ncm-dbt-03 587155 500 184 95 221 +62.51 ± 14.44 0 22 119 107 2 +126.18 ± 31.22
385667 ncm-dbt-04 574135 500 175 82 243 +65.38 ± 14.83 1 21 114 112 2 +134.15 ± 31.97
385666 ncm-dbt-05 584537 500 161 77 262 +58.93 ± 14.83 0 26 116 106 2 +118.33 ± 31.7
385665 ncm-dbt-02 585042 500 182 76 242 +74.79 ± 14.76 1 17 110 119 3 +153.86 ± 32.54
385664 ncm-dbt-01 581111 500 181 81 238 +70.44 ± 14.34 1 18 111 120 0 +148.85 ± 32.4
385663 ncm-dbt-04 572316 500 177 93 230 +58.93 ± 14.42 0 24 119 106 1 +119.89 ± 31.25
385662 ncm-dbt-05 588430 500 169 84 247 +59.64 ± 13.61 0 19 127 104 0 +123.02 ± 29.98
385661 ncm-dbt-03 587834 500 179 73 248 +74.79 ± 14.2 1 16 109 124 0 +158.93 ± 32.69
385660 ncm-dbt-02 589112 500 189 77 234 +79.17 ± 13.9 0 15 109 125 1 +165.8 ± 32.64
385659 ncm-dbt-01 582945 500 177 78 245 +69.71 ± 14.17 0 18 117 113 2 +142.26 ± 31.44
385658 ncm-dbt-04 572961 500 175 85 240 +63.23 ± 13.63 0 18 124 108 0 +130.94 ± 30.38
385657 ncm-dbt-02 588217 500 164 73 263 +63.94 ± 13.94 0 17 128 102 3 +127.76 ± 29.76
385656 ncm-dbt-05 590138 500 195 85 220 +77.71 ± 15.79 1 22 98 124 5 +157.24 ± 34.53
385655 ncm-dbt-03 586858 500 184 73 243 +78.43 ± 13.58 0 13 114 122 1 +164.07 ± 31.75

Commit

Commit ID c86ec8ec2916924065138770e0201c2cfe6d3e72
Author MinetaS
Date 2024-05-21 06:46:12 UTC
Remove cutoffCnt margin adjustment in razoring Passed non-regression STC: LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 65344 W: 16767 L: 16578 D: 31999 Ptnml(0-2): 198, 7557, 16987, 7718, 212 https://tests.stockfishchess.org/tests/view/664bd895830eb9f886615a26 Passed non-regression LTC: LLR: 2.96 (-2.94,2.94) <-1.75,0.25> Total: 35214 W: 8999 L: 8791 D: 17424 Ptnml(0-2): 16, 3804, 9760, 4010, 17 https://tests.stockfishchess.org/tests/view/664bead5830eb9f886615a52 closes https://github.com/official-stockfish/Stockfish/pull/5278 Bench: 1296223
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