Dev Builds » 20230706-2101

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 06:51:19 584374 4000 1347 713 1940 +55.54 ± 5.08 1 196 979 816 8 +112.72 ± 10.85
ncm-dbt-02 06:53:20 587089 4000 1358 698 1944 +57.86 ± 5.23 5 196 947 838 14 +117.36 ± 11.05
ncm-dbt-03 06:52:16 587555 4000 1383 741 1876 +56.25 ± 5.08 1 189 990 807 13 +113.29 ± 10.77
ncm-dbt-04 06:55:02 570912 4000 1313 726 1961 +51.36 ± 5.05 2 200 1015 775 8 +103.92 ± 10.63
ncm-dbt-05 06:54:43 583977 4000 1358 737 1905 +54.38 ± 5.07 2 196 988 807 7 +110.6 ± 10.79
20000 6759 3615 9626 +55.07 ± 2.28 11 977 4919 4043 50 +111.56 ± 4.84

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
404366 ncm-dbt-02 584369 500 182 84 234 +68.99 ± 14.14 0 17 121 109 3 +138.99 ± 30.8
404365 ncm-dbt-05 585126 500 173 102 225 +49.67 ± 15.03 1 29 119 100 1 +101.46 ± 31.3
404364 ncm-dbt-04 571110 500 165 85 250 +56.07 ± 14.7 1 25 117 107 0 +116.78 ± 31.56
404363 ncm-dbt-01 583698 500 168 87 245 +56.78 ± 13.77 0 20 130 99 1 +115.23 ± 29.58
404362 ncm-dbt-03 587792 500 163 87 250 +53.22 ± 14.29 0 25 125 99 1 +107.54 ± 30.4
404361 ncm-dbt-05 584243 500 167 91 242 +53.22 ± 13.59 0 20 135 94 1 +107.54 ± 28.87
404360 ncm-dbt-02 587919 500 156 89 255 +46.84 ± 14.62 2 25 127 96 0 +98.44 ± 30.15
404359 ncm-dbt-04 570589 500 160 103 237 +39.78 ± 13.53 0 26 141 83 0 +80.63 ± 28.22
404358 ncm-dbt-03 585970 500 174 93 233 +56.78 ± 14.73 0 25 122 100 3 +112.14 ± 30.83
404357 ncm-dbt-01 585042 500 169 84 247 +59.64 ± 13.47 0 17 132 100 1 +121.46 ± 29.18
404356 ncm-dbt-02 586308 500 171 96 233 +52.51 ± 15.43 0 33 111 104 2 +104.49 ± 32.42
404355 ncm-dbt-05 581070 500 166 100 234 +46.13 ± 14.72 1 28 126 94 1 +93.95 ± 30.32
404354 ncm-dbt-04 571994 500 164 92 244 +50.38 ± 13.86 0 24 130 96 0 +102.97 ± 29.68
404353 ncm-dbt-03 587282 500 176 94 230 +57.5 ± 15.29 0 29 113 105 3 +113.68 ± 32.15
404352 ncm-dbt-01 585801 500 172 83 245 +62.51 ± 14.17 0 21 120 108 1 +127.76 ± 31.05
404351 ncm-dbt-02 589112 500 177 87 236 +63.23 ± 15.4 0 27 110 109 4 +124.6 ± 32.59
404350 ncm-dbt-04 573729 500 168 94 238 +51.8 ± 14.75 1 25 125 97 2 +104.49 ± 30.42
404349 ncm-dbt-05 587325 500 174 80 246 +66.1 ± 15.0 0 25 108 115 2 +134.15 ± 32.9
404348 ncm-dbt-03 585759 500 180 92 228 +61.79 ± 14.14 0 22 118 110 0 +127.76 ± 31.37
404347 ncm-dbt-01 586562 500 166 95 239 +49.67 ± 14.64 0 30 119 101 0 +101.46 ± 31.3
404346 ncm-dbt-02 586943 500 165 98 237 +46.84 ± 15.14 3 25 125 96 1 +98.44 ± 30.45
404345 ncm-dbt-05 582027 500 174 92 234 +57.5 ± 13.37 0 18 132 100 0 +118.33 ± 29.22
404344 ncm-dbt-03 587282 500 178 100 222 +54.64 ± 13.8 0 20 134 94 2 +109.07 ± 29.01
404343 ncm-dbt-01 583028 500 164 93 243 +49.67 ± 14.91 0 32 115 103 0 +101.46 ± 31.86
404342 ncm-dbt-04 568593 500 166 88 246 +54.64 ± 13.52 0 19 135 95 1 +110.6 ± 28.84
404341 ncm-dbt-02 587707 500 177 85 238 +64.66 ± 13.83 0 18 123 108 1 +132.54 ± 30.53
404340 ncm-dbt-03 587367 500 168 99 233 +48.25 ± 14.16 1 23 133 92 1 +98.44 ± 29.27
404339 ncm-dbt-05 582027 500 166 101 233 +45.42 ± 14.41 0 29 128 92 1 +90.97 ± 30.05
404338 ncm-dbt-01 580987 500 170 92 238 +54.65 ± 15.15 1 26 120 100 3 +109.07 ± 31.14
404337 ncm-dbt-04 569629 500 155 101 244 +37.67 ± 14.48 0 33 131 85 1 +74.79 ± 29.69
404336 ncm-dbt-02 586393 500 160 75 265 +59.64 ± 14.86 0 26 115 107 2 +119.89 ± 31.85
404335 ncm-dbt-01 584285 500 175 87 238 +61.79 ± 13.99 0 20 123 106 1 +126.18 ± 30.59
404334 ncm-dbt-03 589069 500 179 77 244 +71.88 ± 13.96 0 16 118 114 2 +147.19 ± 31.23
404333 ncm-dbt-05 583908 500 164 87 249 +53.93 ± 14.19 0 25 123 102 0 +110.6 ± 30.69
404332 ncm-dbt-04 570428 500 160 79 261 +56.78 ± 14.19 0 24 121 105 0 +116.78 ± 30.96
404331 ncm-dbt-01 585590 500 163 92 245 +49.67 ± 14.77 0 30 120 99 1 +99.95 ± 31.16
404330 ncm-dbt-02 587962 500 170 84 246 +60.36 ± 14.62 0 25 115 109 1 +123.02 ± 31.84
404329 ncm-dbt-03 589924 500 165 99 236 +46.13 ± 14.45 0 29 127 93 1 +92.46 ± 30.18
404328 ncm-dbt-05 586097 500 174 84 242 +63.23 ± 14.34 0 22 117 110 1 +129.35 ± 31.52
404327 ncm-dbt-04 571230 500 175 84 241 +63.94 ± 15.04 0 24 115 107 4 +126.18 ± 31.84

Commit

Commit ID 19e2a8850483c67835c0829ef016c6ede988817b
Author Joost VandeVondele
Date 2023-07-06 21:01:27 UTC
Revise extract bench from git log in CI order commits differently closes https://github.com/official-stockfish/Stockfish/pull/4668 No functional change
Copyright 2011–2025 Next Chess Move LLC