Dev Builds » 20231105-1854

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 07:01:23 585052 4000 1416 683 1901 +64.39 ± 5.09 3 166 937 883 11 +131.94 ± 11.09
ncm-dbt-02 07:02:32 585764 4000 1417 652 1931 +67.28 ± 5.13 2 163 919 900 16 +137.17 ± 11.21
ncm-dbt-03 07:02:29 587046 4000 1396 699 1905 +61.16 ± 5.09 3 167 977 836 17 +123.61 ± 10.84
ncm-dbt-04 07:01:12 571237 4002 1435 690 1877 +65.44 ± 5.08 1 168 928 893 11 +133.87 ± 11.15
ncm-dbt-05 07:02:54 584947 3998 1376 675 1947 +61.55 ± 5.05 1 170 968 847 13 +124.86 ± 10.89
20000 7040 3399 9561 +63.96 ± 2.28 10 834 4729 4359 68 +130.27 ± 4.93

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
392777 ncm-dbt-04 570188 2 1 1 0 0.0 ± 34.02 0 0 1 0 0 0.0 ± 30.47
392776 ncm-dbt-01 583824 500 180 101 219 +55.36 ± 13.7 0 20 132 97 1 +112.14 ± 29.29
392775 ncm-dbt-03 587622 500 178 94 228 +58.93 ± 14.83 0 25 119 103 3 +116.78 ± 31.26
392774 ncm-dbt-05 586901 498 167 77 254 +63.49 ± 14.11 0 21 117 111 0 +131.52 ± 31.49
392773 ncm-dbt-02 588004 500 181 73 246 +76.25 ± 13.96 0 16 111 122 1 +158.93 ± 32.34
392772 ncm-dbt-04 572558 500 175 90 235 +59.64 ± 14.73 0 27 111 112 0 +123.02 ± 32.44
392771 ncm-dbt-03 587707 500 176 92 232 +58.93 ± 14.01 1 18 128 102 1 +121.46 ± 29.83
392770 ncm-dbt-01 586520 500 177 70 253 +75.52 ± 14.65 0 20 105 123 2 +155.54 ± 33.38
392769 ncm-dbt-05 582193 500 154 104 242 +34.86 ± 14.3 1 31 135 83 0 +71.89 ± 29.14
392768 ncm-dbt-02 588600 500 186 76 238 +77.71 ± 14.72 1 17 105 125 2 +162.35 ± 33.37
392767 ncm-dbt-04 572074 500 183 85 232 +68.99 ± 13.86 0 18 116 116 0 +143.89 ± 31.59
392766 ncm-dbt-03 584285 500 169 82 249 +61.08 ± 13.82 1 15 132 100 2 +124.6 ± 29.14
392765 ncm-dbt-01 586943 500 178 86 236 +64.66 ± 14.94 0 24 113 110 3 +129.35 ± 32.14
392764 ncm-dbt-05 585590 500 174 70 256 +73.33 ± 14.3 0 18 112 118 2 +150.51 ± 32.22
392763 ncm-dbt-04 571230 500 183 84 233 +69.71 ± 14.03 0 18 116 115 1 +143.89 ± 31.59
392762 ncm-dbt-02 584495 500 172 76 252 +67.54 ± 14.23 0 18 121 108 3 +135.76 ± 30.83
392761 ncm-dbt-03 588345 500 175 75 250 +70.43 ± 15.02 0 23 107 117 3 +142.26 ± 33.06
392760 ncm-dbt-01 585464 500 167 85 248 +57.5 ± 14.63 1 23 120 105 1 +118.33 ± 31.1
392759 ncm-dbt-05 584327 500 181 87 232 +66.1 ± 14.59 0 22 114 112 2 +134.15 ± 31.97
392758 ncm-dbt-04 568593 500 172 82 246 +63.23 ± 13.63 0 16 130 102 2 +127.76 ± 29.43
392757 ncm-dbt-02 584579 500 176 91 233 +59.64 ± 14.46 0 24 118 107 1 +121.46 ± 31.39
392756 ncm-dbt-03 586985 500 186 91 223 +66.82 ± 13.48 0 14 129 105 2 +135.76 ± 29.49
392755 ncm-dbt-04 571310 500 197 96 207 +71.16 ± 14.64 1 16 118 111 4 +143.89 ± 31.26
392754 ncm-dbt-02 584327 500 172 85 243 +61.08 ± 14.1 1 17 128 102 2 +124.6 ± 29.8
392753 ncm-dbt-01 586139 500 178 92 230 +60.36 ± 14.62 1 22 118 108 1 +124.6 ± 31.38
392752 ncm-dbt-05 582444 500 165 90 245 +52.51 ± 13.69 0 21 134 94 1 +106.01 ± 29.04
392751 ncm-dbt-03 586689 500 162 86 252 +53.22 ± 15.08 1 27 119 101 2 +107.54 ± 31.29
392750 ncm-dbt-04 570308 500 168 82 250 +60.36 ± 14.62 0 26 112 112 0 +124.6 ± 32.29
392749 ncm-dbt-01 583950 500 178 87 235 +63.95 ± 15.04 1 24 109 115 1 +132.54 ± 32.75
392748 ncm-dbt-05 587070 500 166 86 248 +56.07 ± 14.7 0 28 114 108 0 +115.23 ± 32.0
392747 ncm-dbt-02 587367 500 179 78 243 +71.16 ± 14.92 0 24 102 123 1 +147.19 ± 33.86
392746 ncm-dbt-01 581444 500 193 82 225 +78.43 ± 13.11 0 10 120 119 1 +164.07 ± 30.64
392745 ncm-dbt-03 586266 500 170 88 242 +57.5 ± 14.49 0 26 116 108 0 +118.33 ± 31.7
392744 ncm-dbt-04 573042 500 177 84 239 +65.38 ± 15.1 0 24 113 109 4 +129.35 ± 32.14
392743 ncm-dbt-02 584076 500 179 89 232 +63.23 ± 15.14 0 26 111 110 3 +126.18 ± 32.44
392742 ncm-dbt-05 585337 500 181 74 245 +75.52 ± 13.34 0 10 126 111 3 +153.86 ± 29.71
392741 ncm-dbt-01 586139 500 165 80 255 +59.64 ± 14.32 0 23 120 106 1 +121.46 ± 31.09
392740 ncm-dbt-04 571833 500 179 86 235 +65.38 ± 14.42 0 23 111 116 0 +135.76 ± 32.43
392739 ncm-dbt-05 585717 500 188 87 225 +71.16 ± 14.78 0 19 116 110 5 +140.62 ± 31.61
392738 ncm-dbt-03 588472 500 180 91 229 +62.51 ± 14.31 0 19 127 100 4 +123.02 ± 29.98
392737 ncm-dbt-02 584664 500 172 84 244 +61.79 ± 14.41 0 21 123 103 3 +123.02 ± 30.61

Commit

Commit ID 442c294a07836e9e32ad8b3bad49a853cc6f47de
Author Taras Vuk
Date 2023-11-05 18:54:59 UTC
Use stat_malus when decreasing stats This patch applies stat_bonus when increasing and stat_malus when decreasing stats. Passed STC: LLR: 2.93 (-2.94,2.94) <0.00,2.00> Total: 133792 W: 34221 L: 33758 D: 65813 Ptnml(0-2): 477, 15764, 33959, 16211, 485 https://tests.stockfishchess.org/tests/view/654699f3136acbc5735256b2 Passed LTC: LLR: 2.95 (-2.94,2.94) <0.50,2.50> Total: 67374 W: 16912 L: 16523 D: 33939 Ptnml(0-2): 42, 7528, 18171, 7891, 55 https://tests.stockfishchess.org/tests/view/65474558136acbc5735263ab closes https://github.com/official-stockfish/Stockfish/pull/4864 bench: 1114417
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