Dev Builds » 20240515-1427

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 06:49:38 584246 3996 1473 624 1899 +74.96 ± 5.0 4 125 898 960 11 +156.14 ± 11.32
ncm-dbt-02 06:47:59 586590 4000 1432 588 1980 +74.43 ± 5.13 1 154 858 974 13 +153.86 ± 11.62
ncm-dbt-03 06:48:49 586538 3996 1463 612 1921 +75.14 ± 4.97 1 129 898 958 12 +155.72 ± 11.32
ncm-dbt-04 06:48:00 571527 4008 1493 624 1891 +76.54 ± 5.0 2 130 880 981 11 +159.42 ± 11.45
ncm-dbt-05 06:48:24 585334 4000 1478 563 1959 +80.91 ± 4.99 1 118 862 1003 16 +168.4 ± 11.57
20000 7339 3011 9650 +76.39 ± 2.24 9 656 4396 4876 63 +158.68 ± 5.12

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
384787 ncm-dbt-04 570869 8 2 2 4 -0.0 ± 125.78 0 1 2 1 0 -0.0 ± 296.58
384786 ncm-dbt-03 587325 496 185 72 239 +80.57 ± 14.46 0 16 106 123 3 +165.6 ± 33.16
384785 ncm-dbt-01 581652 496 178 85 233 +65.92 ± 14.94 1 22 109 115 1 +136.97 ± 32.74
384784 ncm-dbt-02 585548 500 187 73 240 +80.63 ± 14.23 0 17 103 129 1 +169.27 ± 33.7
384783 ncm-dbt-05 584958 500 181 72 247 +76.97 ± 14.56 0 19 105 124 2 +158.93 ± 33.37
384782 ncm-dbt-04 572276 500 187 84 229 +72.61 ± 14.83 0 21 108 118 3 +147.19 ± 32.89
384781 ncm-dbt-03 586562 500 171 79 250 +64.66 ± 13.97 0 20 118 112 0 +134.15 ± 31.33
384780 ncm-dbt-01 585717 500 177 73 250 +73.34 ± 14.01 0 18 110 122 0 +153.86 ± 32.54
384779 ncm-dbt-02 586858 500 175 61 264 +80.63 ± 15.08 0 19 103 123 5 +162.35 ± 33.71
384778 ncm-dbt-05 588217 500 178 72 250 +74.79 ± 14.77 0 20 107 120 3 +152.18 ± 33.05
384777 ncm-dbt-04 572316 500 195 83 222 +79.17 ± 14.62 1 16 105 126 2 +165.8 ± 33.35
384776 ncm-dbt-03 586223 500 195 77 228 +83.57 ± 14.45 1 13 106 127 3 +174.55 ± 33.13
384775 ncm-dbt-01 584832 500 189 73 238 +82.1 ± 14.13 0 16 103 130 1 +172.78 ± 33.69
384774 ncm-dbt-04 573446 500 181 76 243 +74.06 ± 14.32 0 19 108 122 1 +153.86 ± 32.88
384773 ncm-dbt-05 581777 500 187 64 249 +87.26 ± 14.4 0 16 97 135 2 +183.51 ± 34.76
384772 ncm-dbt-02 585970 500 194 79 227 +81.36 ± 14.68 0 19 99 130 2 +169.27 ± 34.4
384771 ncm-dbt-03 586054 500 173 80 247 +65.38 ± 14.14 0 20 118 111 1 +134.15 ± 31.33
384770 ncm-dbt-01 583070 500 197 84 219 +79.9 ± 14.21 0 15 110 122 3 +164.07 ± 32.48
384769 ncm-dbt-04 569709 500 189 63 248 +89.48 ± 13.53 0 10 106 132 2 +189.0 ± 32.98
384768 ncm-dbt-05 586604 500 196 76 228 +85.04 ± 14.2 0 13 108 125 4 +174.55 ± 32.75
384767 ncm-dbt-02 585169 500 179 91 230 +61.79 ± 14.55 0 25 112 113 0 +127.76 ± 32.29
384766 ncm-dbt-03 586477 500 177 82 241 +66.82 ± 14.48 0 23 109 118 0 +138.99 ± 32.74
384765 ncm-dbt-04 569909 500 184 70 246 +80.63 ± 13.18 0 11 114 125 0 +171.02 ± 31.66
384764 ncm-dbt-05 585379 500 174 72 254 +71.89 ± 13.81 1 14 117 118 0 +152.18 ± 31.35
384763 ncm-dbt-01 584243 500 186 78 236 +76.25 ± 13.66 0 13 118 117 2 +157.24 ± 31.11
384762 ncm-dbt-02 587877 500 169 61 270 +76.25 ± 14.25 0 18 107 124 1 +158.93 ± 33.03
384761 ncm-dbt-03 589368 500 182 78 240 +73.34 ± 12.96 0 11 124 115 0 +153.86 ± 30.07
384760 ncm-dbt-04 573608 500 197 80 223 +82.83 ± 14.58 0 17 102 128 3 +171.02 ± 33.87
384759 ncm-dbt-01 584874 500 187 81 232 +74.79 ± 14.06 1 13 117 117 2 +155.54 ± 31.31
384758 ncm-dbt-02 586266 500 174 74 252 +70.44 ± 14.62 1 18 113 116 2 +145.54 ± 32.08
384757 ncm-dbt-05 588217 500 175 69 256 +74.79 ± 13.62 0 14 117 118 1 +155.54 ± 31.31
384756 ncm-dbt-04 571029 500 178 83 239 +66.83 ± 13.92 1 16 120 113 0 +140.62 ± 30.95
384755 ncm-dbt-03 586646 500 197 77 226 +85.04 ± 13.9 0 13 106 129 2 +178.11 ± 33.1
384754 ncm-dbt-05 583866 500 203 81 216 +86.52 ± 13.16 0 9 111 129 1 +183.51 ± 32.06
384753 ncm-dbt-02 588472 500 177 68 255 +76.98 ± 13.98 0 17 107 126 0 +162.35 ± 33.02
384752 ncm-dbt-01 583279 500 179 73 248 +74.79 ± 13.91 0 16 113 120 1 +155.54 ± 32.01
384751 ncm-dbt-04 570589 500 180 83 237 +68.27 ± 13.97 0 19 115 116 0 +142.26 ± 31.77
384750 ncm-dbt-03 583656 500 183 67 250 +82.1 ± 13.98 0 13 111 123 3 +169.27 ± 32.25
384749 ncm-dbt-02 586562 500 177 81 242 +67.54 ± 14.51 0 21 114 113 2 +137.37 ± 31.96
384748 ncm-dbt-05 583656 500 184 57 259 +90.22 ± 14.16 0 13 100 134 3 +189.0 ± 34.18
384747 ncm-dbt-01 586308 500 180 77 243 +72.61 ± 14.13 2 12 118 117 1 +153.86 ± 31.15

Commit

Commit ID dcb02337844d71e56df57b9a8ba17646f953711c
Author FauziAkram
Date 2024-05-15 14:27:03 UTC
Simplifying improving and worsening deduction formulas Passed STC: LLR: 2.93 (-2.94,2.94) <-1.75,0.25> Total: 77696 W: 20052 L: 19878 D: 37766 Ptnml(0-2): 222, 9124, 19994, 9274, 234 https://tests.stockfishchess.org/tests/view/66440032bc537f561945171e Passed LTC: LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 234414 W: 58874 L: 58871 D: 116669 Ptnml(0-2): 96, 26147, 64742, 26102, 120 https://tests.stockfishchess.org/tests/view/6644094cbc537f5619451735 closes https://github.com/official-stockfish/Stockfish/pull/5248 Bench: 1336738
Copyright 2011–2024 Next Chess Move LLC