Dev Builds » 20240428-1936

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 06:49:07 584124 4010 1512 608 1890 +79.69 ± 4.95 1 115 884 989 16 +165.53 ± 11.4
ncm-dbt-02 06:49:08 585891 4000 1474 578 1948 +79.17 ± 5.06 0 137 844 1005 14 +164.5 ± 11.71
ncm-dbt-03 06:49:57 587442 3998 1485 558 1955 +82.05 ± 4.86 0 103 879 1004 13 +171.56 ± 11.42
ncm-dbt-04 06:48:13 571592 4000 1487 557 1956 +82.28 ± 4.92 0 111 862 1013 14 +171.9 ± 11.56
ncm-dbt-05 06:49:52 586901 3992 1464 582 1946 +78.05 ± 5.08 2 134 855 990 15 +162.08 ± 11.63
20000 7422 2883 9695 +80.25 ± 2.22 3 600 4324 5001 72 +167.1 ± 5.16

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
382789 ncm-dbt-01 585295 10 2 3 5 -34.8 ± 62.53 0 1 4 0 0 -70.35 ± 134.03
382788 ncm-dbt-05 586223 492 192 73 227 +85.73 ± 14.96 0 19 91 134 2 +179.73 ± 35.87
382787 ncm-dbt-03 587792 498 185 69 244 +82.44 ± 14.02 0 13 110 123 3 +170.07 ± 32.41
382786 ncm-dbt-02 583279 500 183 69 248 +80.63 ± 14.23 0 18 100 132 0 +171.02 ± 34.23
382785 ncm-dbt-04 571873 500 180 76 244 +73.34 ± 13.57 0 15 116 119 0 +153.86 ± 31.51
382784 ncm-dbt-01 579951 500 186 73 241 +79.9 ± 13.31 1 8 119 121 1 +169.27 ± 30.73
382783 ncm-dbt-05 584790 500 187 76 237 +78.44 ± 14.74 0 22 95 133 0 +165.8 ± 35.07
382782 ncm-dbt-02 588387 500 183 72 245 +78.43 ± 14.31 0 18 104 127 1 +164.07 ± 33.53
382781 ncm-dbt-03 588260 500 172 60 268 +79.17 ± 14.48 0 18 104 126 2 +164.07 ± 33.53
382780 ncm-dbt-04 571913 500 180 70 250 +77.7 ± 14.0 0 16 109 124 1 +162.35 ± 32.67
382779 ncm-dbt-01 585970 500 178 71 251 +75.52 ± 14.37 0 18 109 121 2 +155.54 ± 32.7
382778 ncm-dbt-05 586646 500 176 80 244 +67.55 ± 14.65 1 19 115 113 2 +138.99 ± 31.79
382777 ncm-dbt-02 585632 500 182 64 254 +83.57 ± 15.3 0 22 91 134 3 +172.78 ± 35.79
382776 ncm-dbt-04 571551 500 194 59 247 +96.19 ± 14.26 0 15 86 148 1 +207.95 ± 36.95
382775 ncm-dbt-03 586435 500 198 68 234 +92.45 ± 14.05 0 12 99 136 3 +194.57 ± 34.34
382774 ncm-dbt-01 585548 500 198 77 225 +85.78 ± 14.36 0 16 99 133 2 +179.9 ± 34.4
382773 ncm-dbt-05 589411 500 186 63 251 +87.26 ± 13.64 0 10 110 127 3 +181.7 ± 32.28
382772 ncm-dbt-02 585632 500 190 72 238 +83.57 ± 14.01 0 15 103 131 1 +176.33 ± 33.67
382771 ncm-dbt-03 588472 500 209 79 212 +92.45 ± 13.74 0 9 106 131 4 +192.71 ± 32.93
382770 ncm-dbt-04 570469 500 184 63 253 +85.78 ± 13.14 0 8 115 125 2 +179.9 ± 31.32
382769 ncm-dbt-01 583740 500 194 83 223 +78.43 ± 14.31 0 16 110 121 3 +160.64 ± 32.5
382768 ncm-dbt-02 586350 500 183 69 248 +80.63 ± 14.09 0 15 108 125 2 +167.53 ± 32.81
382767 ncm-dbt-05 588132 500 175 72 253 +72.61 ± 13.99 0 17 114 118 1 +150.51 ± 31.88
382766 ncm-dbt-03 586435 500 176 72 252 +73.34 ± 13.57 0 15 116 119 0 +153.86 ± 31.51
382765 ncm-dbt-04 571511 500 180 73 247 +75.52 ± 14.37 0 19 106 124 1 +157.24 ± 33.21
382764 ncm-dbt-01 582987 500 194 67 239 +90.22 ± 13.55 0 9 108 130 3 +189.0 ± 32.58
382763 ncm-dbt-02 583740 500 188 72 240 +82.1 ± 13.98 0 14 108 126 2 +171.02 ± 32.78
382762 ncm-dbt-04 572074 500 178 90 232 +61.79 ± 13.56 0 16 132 100 2 +124.6 ± 29.14
382761 ncm-dbt-05 588132 500 172 64 264 +76.25 ± 14.1 0 16 112 120 2 +157.24 ± 32.18
382760 ncm-dbt-03 588089 500 187 67 246 +85.04 ± 13.28 0 10 111 128 1 +179.9 ± 32.11
382759 ncm-dbt-01 584243 500 187 82 231 +74.06 ± 14.03 0 17 112 120 1 +153.86 ± 32.2
382758 ncm-dbt-02 585337 500 183 86 231 +68.27 ± 14.54 0 21 113 114 2 +138.99 ± 32.11
382757 ncm-dbt-01 582235 500 195 80 225 +81.37 ± 13.2 0 11 113 126 0 +172.78 ± 31.83
382756 ncm-dbt-04 571190 500 199 62 239 +97.69 ± 13.82 0 9 99 138 4 +206.01 ± 34.24
382755 ncm-dbt-05 588302 500 183 81 236 +71.89 ± 15.21 1 21 106 119 3 +147.19 ± 33.22
382754 ncm-dbt-03 587325 500 176 71 253 +74.06 ± 13.44 0 14 117 119 0 +155.54 ± 31.31
382753 ncm-dbt-04 572155 500 192 64 244 +90.96 ± 14.17 0 13 99 135 3 +190.85 ± 34.36
382752 ncm-dbt-01 587155 500 178 72 250 +74.79 ± 14.77 0 19 110 117 4 +150.51 ± 32.56
382751 ncm-dbt-05 583572 500 193 73 234 +85.04 ± 13.44 0 10 112 126 2 +178.11 ± 31.94
382750 ncm-dbt-03 586731 500 182 72 246 +77.71 ± 13.25 0 12 116 122 0 +164.07 ± 31.39
382749 ncm-dbt-02 588771 500 182 74 244 +76.25 ± 13.96 0 14 117 116 3 +155.54 ± 31.31

Commit

Commit ID 834e8ff619b212baf402c3922f8fde9af979cd0c
Author cj5716
Date 2024-04-28 19:36:34 UTC
Penalise the TT move in multicut Passed STC: LLR: 2.99 (-2.94,2.94) <0.00,2.00> Total: 185504 W: 48079 L: 47533 D: 89892 Ptnml(0-2): 716, 21866, 46988, 22520, 662 https://tests.stockfishchess.org/tests/view/662d9e1d6115ff6764c7f83d Passed LTC: LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 75612 W: 19351 L: 18948 D: 37313 Ptnml(0-2): 46, 8363, 20592, 8752, 53 https://tests.stockfishchess.org/tests/view/662dc9dc6115ff6764c80fea closes https://github.com/official-stockfish/Stockfish/pull/5195 Bench: 1415435
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