Dev Builds » 20250126-2153

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 06:49:26 582580 4004 1593 513 1898 +96.09 ± 4.88 4 81 760 1145 12 +207.69 ± 12.33
ncm-dbt-02 06:47:52 586524 4000 1568 522 1910 +93.01 ± 4.92 1 98 767 1122 12 +199.05 ± 12.29
ncm-dbt-03 06:47:24 587327 3998 1554 550 1894 +89.16 ± 5.0 5 103 785 1095 11 +190.5 ± 12.15
ncm-dbt-04 06:47:54 570333 4000 1572 529 1899 +92.74 ± 4.89 2 84 802 1093 19 +196.92 ± 11.98
ncm-dbt-05 06:48:50 585791 3998 1543 501 1954 +92.69 ± 4.91 3 87 790 1103 16 +197.75 ± 12.09
20000 7830 2615 9555 +92.74 ± 2.2 15 453 3904 5558 70 +198.34 ± 5.44

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
397193 ncm-dbt-01 584117 4 1 1 2 -0.0 ± 296.81 0 1 0 1 0 -0.0 ± 1199.83
397192 ncm-dbt-03 588430 498 203 65 230 +98.86 ± 13.54 0 11 89 149 0 +216.96 ± 36.33
397191 ncm-dbt-05 587537 498 195 66 237 +92.1 ± 14.08 2 7 102 136 2 +199.32 ± 33.66
397190 ncm-dbt-02 583531 500 200 51 249 +106.78 ± 14.2 1 11 77 160 1 +238.66 ± 39.1
397189 ncm-dbt-04 569430 500 193 63 244 +92.45 ± 14.35 0 14 95 138 3 +194.57 ± 35.13
397188 ncm-dbt-01 583112 500 191 69 240 +86.52 ± 14.08 1 11 105 131 2 +183.51 ± 33.24
397187 ncm-dbt-03 587325 500 181 72 247 +76.97 ± 13.98 0 15 113 120 2 +158.93 ± 31.99
397186 ncm-dbt-05 585379 500 191 54 255 +97.69 ± 13.82 0 11 93 144 2 +209.91 ± 35.49
397185 ncm-dbt-02 587834 500 199 63 238 +96.94 ± 14.12 0 13 90 145 2 +207.95 ± 36.13
397184 ncm-dbt-04 570108 500 194 68 238 +89.48 ± 14.0 0 12 103 132 3 +187.16 ± 33.6
397183 ncm-dbt-01 583866 500 197 65 238 +93.95 ± 13.77 2 7 98 143 0 +207.95 ± 34.43
397182 ncm-dbt-03 586435 500 202 67 231 +96.19 ± 14.11 1 11 91 146 1 +209.91 ± 35.92
397181 ncm-dbt-05 585759 500 190 71 239 +84.3 ± 13.58 0 10 114 123 3 +174.55 ± 31.61
397180 ncm-dbt-02 585337 500 202 60 238 +101.46 ± 14.01 0 11 89 147 3 +217.85 ± 36.33
397179 ncm-dbt-04 572437 500 200 67 233 +94.7 ± 14.09 1 9 99 138 3 +202.15 ± 34.28
397178 ncm-dbt-01 582861 500 202 54 244 +106.01 ± 12.53 0 5 92 153 0 +236.51 ± 35.43
397177 ncm-dbt-03 585169 500 198 81 221 +82.83 ± 15.28 1 20 92 135 2 +174.55 ± 35.63
397176 ncm-dbt-05 585717 500 203 56 241 +105.25 ± 13.39 0 7 92 148 3 +228.08 ± 35.56
397175 ncm-dbt-04 570388 500 200 60 240 +99.95 ± 13.84 0 11 90 147 2 +215.85 ± 36.11
397174 ncm-dbt-02 588260 500 205 62 233 +102.22 ± 13.86 0 12 84 153 1 +223.94 ± 37.43
397173 ncm-dbt-01 582193 500 209 75 216 +95.44 ± 13.79 1 8 99 140 2 +206.01 ± 34.24
397172 ncm-dbt-03 587452 500 186 79 235 +75.52 ± 15.06 1 20 102 125 2 +157.24 ± 33.88
397171 ncm-dbt-02 585928 500 186 76 238 +77.7 ± 13.4 0 12 117 120 1 +162.35 ± 31.23
397170 ncm-dbt-04 568156 500 191 63 246 +90.96 ± 12.92 0 7 109 133 1 +194.57 ± 32.27
397169 ncm-dbt-05 585169 500 177 57 266 +85.04 ± 14.78 0 19 94 135 2 +178.11 ± 35.3
397168 ncm-dbt-01 583572 500 190 60 250 +92.45 ± 14.35 0 15 92 141 2 +196.45 ± 35.72
397167 ncm-dbt-03 588686 500 201 63 236 +98.44 ± 13.01 0 7 99 143 1 +213.85 ± 34.13
397166 ncm-dbt-02 587792 500 186 59 255 +90.22 ± 13.23 0 10 103 137 0 +194.57 ± 33.53
397165 ncm-dbt-04 572155 500 197 68 235 +91.71 ± 14.34 0 14 96 137 3 +192.71 ± 34.94
397164 ncm-dbt-05 585126 500 193 67 240 +89.48 ± 14.3 0 15 96 137 2 +189.0 ± 34.95
397163 ncm-dbt-01 577643 500 189 71 240 +83.57 ± 14.45 0 18 97 134 1 +176.33 ± 34.76
397162 ncm-dbt-03 586393 500 196 54 250 +101.46 ± 13.2 0 6 99 142 3 +217.85 ± 34.06
397161 ncm-dbt-02 585000 500 196 77 227 +84.3 ± 14.03 0 14 105 129 2 +176.33 ± 33.3
397160 ncm-dbt-04 568077 500 199 61 240 +98.45 ± 13.67 1 9 91 149 0 +217.85 ± 35.89
397159 ncm-dbt-05 585674 500 198 59 243 +99.2 ± 12.68 0 5 102 142 1 +215.85 ± 33.4
397158 ncm-dbt-01 580862 500 209 57 234 +109.07 ± 13.23 0 7 86 155 2 +240.82 ± 36.9
397157 ncm-dbt-03 588728 500 187 69 244 +83.57 ± 14.45 2 13 100 135 0 +181.7 ± 34.21
397156 ncm-dbt-02 588515 500 194 74 232 +85.04 ± 14.2 0 15 102 131 2 +178.11 ± 33.85
397155 ncm-dbt-05 585970 500 196 71 233 +88.74 ± 14.28 1 13 97 138 1 +190.85 ± 34.75
397154 ncm-dbt-04 571913 500 198 79 223 +84.3 ± 13.42 0 8 119 119 4 +172.78 ± 30.66
397153 ncm-dbt-01 585000 500 205 61 234 +102.97 ± 13.71 0 9 91 147 3 +221.9 ± 35.86

Commit

Commit ID f50d52aa7f0141d0a7676c68d04afaf2b44160d7
Author FauziAkram
Date 2025-01-26 21:53:34 UTC
No Ply Restriction in the condition that limits the depth extension to a certain point No Ply Restriction in the condition that limits the depth extension to a certain point. Passed again LTC rebased: LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 195108 W: 49916 L: 49872 D: 95320 Ptnml(0-2): 170, 21846, 53464, 21918, 156 https://tests.stockfishchess.org/tests/view/6795542a406a4efe9eb7d361 closes https://github.com/official-stockfish/Stockfish/pull/5824 Bench: 1767398
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