Dev Builds » 20240211-1858

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 06:55:11 584333 4000 1469 654 1877 +71.79 ± 5.0 0 142 913 933 12 +147.81 ± 11.23
ncm-dbt-02 06:53:47 587552 4000 1418 594 1988 +72.61 ± 5.12 0 160 868 960 12 +149.68 ± 11.55
ncm-dbt-03 06:54:58 587481 4000 1431 617 1952 +71.7 ± 4.97 0 137 925 925 13 +147.4 ± 11.14
ncm-dbt-04 06:54:20 571023 4000 1472 648 1880 +72.61 ± 5.12 1 156 874 956 13 +149.68 ± 11.51
ncm-dbt-05 06:54:43 587876 4000 1383 619 1998 +67.19 ± 5.02 1 160 918 916 5 +138.99 ± 11.21
20000 7173 3132 9695 +71.18 ± 2.26 2 755 4498 4690 55 +146.69 ± 5.06

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
391655 ncm-dbt-03 586477 500 181 70 249 +78.43 ± 14.46 0 15 114 116 5 +157.24 ± 31.83
391654 ncm-dbt-01 584285 500 184 79 237 +74.06 ± 14.03 0 16 115 117 2 +152.18 ± 31.7
391653 ncm-dbt-05 584706 500 170 80 250 +63.23 ± 14.61 1 21 116 111 1 +130.94 ± 31.66
391652 ncm-dbt-04 570989 500 187 67 246 +85.04 ± 13.28 0 11 108 131 0 +181.7 ± 32.68
391651 ncm-dbt-02 584916 500 191 80 229 +78.43 ± 14.88 0 22 96 131 1 +164.07 ± 34.9
391650 ncm-dbt-05 579868 500 166 72 262 +66.1 ± 14.45 0 21 116 111 2 +134.15 ± 31.65
391649 ncm-dbt-03 588132 500 180 83 237 +68.27 ± 14.4 0 21 112 116 1 +140.62 ± 32.26
391648 ncm-dbt-01 582652 500 178 90 232 +61.79 ± 13.99 0 20 123 106 1 +126.18 ± 30.59
391647 ncm-dbt-04 571471 500 175 85 240 +63.23 ± 14.88 0 25 112 111 2 +127.76 ± 32.29
391646 ncm-dbt-02 589155 500 169 80 251 +62.51 ± 14.72 0 26 109 115 0 +129.35 ± 32.75
391645 ncm-dbt-05 577397 500 168 72 260 +67.55 ± 13.65 0 17 120 113 0 +140.62 ± 30.95
391644 ncm-dbt-03 584706 500 169 75 256 +66.1 ± 13.45 0 13 133 101 3 +132.54 ± 28.85
391643 ncm-dbt-01 585590 500 186 75 239 +78.43 ± 13.73 0 12 118 117 3 +160.64 ± 31.07
391642 ncm-dbt-04 567601 500 184 88 228 +67.54 ± 14.78 0 21 116 109 4 +134.15 ± 31.65
391641 ncm-dbt-02 587197 500 176 68 256 +76.25 ± 14.39 0 18 108 122 2 +157.24 ± 32.87
391640 ncm-dbt-05 587113 500 178 69 253 +76.97 ± 14.7 0 21 100 128 1 +160.64 ± 34.22
391639 ncm-dbt-03 587707 500 175 84 241 +63.95 ± 13.66 0 18 123 109 0 +132.54 ± 30.53
391638 ncm-dbt-01 585548 500 185 83 232 +71.88 ± 14.67 0 21 108 119 2 +147.19 ± 32.89
391637 ncm-dbt-02 587409 500 175 84 241 +63.95 ± 14.09 0 21 117 112 0 +132.54 ± 31.5
391636 ncm-dbt-04 572114 500 181 76 243 +74.06 ± 14.74 0 21 105 122 2 +152.18 ± 33.38
391635 ncm-dbt-05 584622 500 177 88 235 +62.51 ± 13.59 0 18 125 107 0 +129.35 ± 30.24
391634 ncm-dbt-02 585126 500 177 74 249 +72.61 ± 14.41 0 20 108 121 1 +150.51 ± 32.89
391633 ncm-dbt-03 587240 500 182 76 242 +74.79 ± 13.31 0 13 118 119 0 +157.24 ± 31.11
391632 ncm-dbt-01 586943 500 192 80 228 +79.17 ± 13.45 0 13 112 125 0 +167.53 ± 32.08
391631 ncm-dbt-04 570789 500 203 83 214 +85.04 ± 14.78 1 15 100 131 3 +178.11 ± 34.22
391630 ncm-dbt-05 586350 500 182 81 237 +71.16 ± 14.22 0 19 112 118 1 +147.19 ± 32.24
391629 ncm-dbt-01 580157 500 184 81 235 +72.61 ± 13.69 0 15 118 116 1 +150.51 ± 31.19
391628 ncm-dbt-04 572840 500 186 81 233 +74.06 ± 14.32 0 19 108 122 1 +153.86 ± 32.88
391627 ncm-dbt-02 587664 500 160 63 277 +68.27 ± 13.97 0 19 115 116 0 +142.26 ± 31.77
391626 ncm-dbt-03 588260 500 175 77 248 +68.99 ± 14.0 0 18 117 114 1 +142.26 ± 31.44
391625 ncm-dbt-05 584958 500 167 74 259 +65.38 ± 14.42 0 23 111 116 0 +135.76 ± 32.43
391624 ncm-dbt-04 570789 500 178 97 225 +56.78 ± 14.73 0 27 116 106 1 +115.23 ± 31.71
391623 ncm-dbt-01 584117 500 179 84 237 +66.82 ± 14.34 0 21 114 114 1 +137.37 ± 31.96
391622 ncm-dbt-02 589155 500 183 72 245 +78.43 ± 13.88 0 13 116 118 3 +160.64 ± 31.43
391621 ncm-dbt-03 588728 500 183 79 238 +73.33 ± 14.99 0 23 102 123 2 +150.51 ± 33.87
391620 ncm-dbt-05 617997 500 175 83 242 +64.66 ± 13.97 0 20 118 112 0 +134.15 ± 31.33
391619 ncm-dbt-03 588600 500 186 73 241 +79.9 ± 14.07 0 16 106 127 1 +167.53 ± 33.17
391618 ncm-dbt-04 571592 500 178 71 251 +75.52 ± 13.94 0 17 109 124 0 +158.93 ± 32.69
391617 ncm-dbt-02 589796 500 187 73 240 +80.63 ± 15.35 0 21 99 125 5 +162.35 ± 34.39
391616 ncm-dbt-01 585379 500 181 82 237 +69.71 ± 15.0 0 24 105 119 2 +142.26 ± 33.37

Commit

Commit ID c115e5171eed2650b59f9a8da7cd6153e4cff873
Author Gahtan Nahdi
Date 2024-02-11 18:58:35 UTC
Remove quiet tt move extensions Passed STC: https://tests.stockfishchess.org/tests/view/65c6934cc865510db0286e90 LLR: 2.99 (-2.94,2.94) <-1.75,0.25> Total: 54016 W: 14065 L: 13854 D: 26097 Ptnml(0-2): 231, 6381, 13581, 6576, 239 Passed LTC: https://tests.stockfishchess.org/tests/view/65c72b91c865510db0287a1a LLR: 2.96 (-2.94,2.94) <-1.75,0.25> Total: 55098 W: 13850 L: 13658 D: 27590 Ptnml(0-2): 37, 6257, 14777, 6433, 45 closes https://github.com/official-stockfish/Stockfish/pull/5049 Bench: 1027182
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