Dev Builds » 20210530-1930

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 06:44:49 582321 4000 364 1757 1879 -126.28 ± 5.01 83 1267 610 40 0 -272.39 ± 13.77
ncm-dbt-02 06:45:10 587067 4010 364 1780 1866 -128.2 ± 5.15 99 1263 598 45 0 -273.52 ± 13.92
ncm-dbt-03 06:45:10 585964 4004 372 1774 1858 -127.03 ± 5.13 87 1281 581 53 0 -273.52 ± 14.14
ncm-dbt-04 06:44:43 566934 3986 369 1774 1843 -127.95 ± 5.19 94 1270 576 53 0 -274.1 ± 14.2
ncm-dbt-05 06:44:15 582154 4000 346 1793 1861 -131.64 ± 5.18 103 1287 564 46 0 -282.94 ± 14.35
20000 1815 8878 9307 -128.22 ± 2.29 466 6368 2929 237 0 -275.27 ± 6.29

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
442102 ncm-dbt-02 586181 10 2 5 3 -107.43 ± 84.35 0 3 2 0 0 -240.65 ± 570.11
442101 ncm-dbt-03 585000 4 0 2 2 -190.27 ± 27.79 0 2 0 0 0 -1199.83 ± 312.71
442100 ncm-dbt-04 568474 486 48 226 212 -133.44 ± 14.27 10 163 65 5 0 -295.51 ± 42.74
442099 ncm-dbt-01 583363 500 41 216 243 -126.97 ± 13.76 10 158 79 3 0 -275.45 ± 38.39
442098 ncm-dbt-02 586097 500 49 221 230 -124.6 ± 14.64 14 148 84 4 0 -258.75 ± 37.2
442097 ncm-dbt-05 582277 500 39 224 237 -134.95 ± 15.16 16 159 69 6 0 -285.49 ± 41.44
442096 ncm-dbt-03 586477 500 46 231 223 -134.95 ± 14.13 11 168 66 5 0 -298.62 ± 42.41
442095 ncm-dbt-04 564762 500 53 224 223 -123.81 ± 14.97 10 161 69 10 0 -265.78 ± 41.36
442094 ncm-dbt-01 582360 500 53 220 227 -120.67 ± 14.01 9 154 82 5 0 -258.75 ± 37.76
442093 ncm-dbt-02 585717 500 45 229 226 -134.15 ± 15.17 15 161 67 7 0 -285.49 ± 42.08
442092 ncm-dbt-05 582569 500 52 228 220 -127.76 ± 14.93 14 154 76 6 0 -268.17 ± 39.39
442091 ncm-dbt-03 583908 500 44 217 239 -125.38 ± 14.63 12 155 77 6 0 -265.78 ± 39.12
442090 ncm-dbt-04 567958 500 49 208 243 -114.45 ± 15.15 11 147 82 10 0 -236.51 ± 37.9
442089 ncm-dbt-01 583908 500 34 223 243 -138.18 ± 13.12 9 173 66 2 0 -315.35 ± 42.24
442088 ncm-dbt-02 588345 500 42 222 236 -130.94 ± 14.22 12 160 74 4 0 -282.94 ± 39.86
442087 ncm-dbt-03 583531 500 56 218 226 -116.77 ± 14.21 9 150 85 6 0 -247.41 ± 37.09
442086 ncm-dbt-05 587113 500 37 230 233 -141.44 ± 15.53 18 164 61 7 0 -301.33 ± 44.13
442085 ncm-dbt-04 570709 500 51 220 229 -122.24 ± 14.82 11 155 76 8 0 -258.75 ± 39.42
442084 ncm-dbt-01 581319 500 47 226 227 -130.14 ± 13.7 11 159 78 2 0 -282.94 ± 38.55
442083 ncm-dbt-02 587792 500 46 222 232 -127.76 ± 14.93 16 148 82 4 0 -263.42 ± 37.69
442082 ncm-dbt-05 582318 500 52 227 221 -126.97 ± 14.11 9 163 72 6 0 -277.93 ± 40.53
442081 ncm-dbt-03 586181 500 45 219 236 -126.17 ± 14.46 10 161 72 7 0 -273.0 ± 40.54
442080 ncm-dbt-04 564605 500 40 231 229 -139.81 ± 14.37 15 164 68 3 0 -304.07 ± 41.65
442079 ncm-dbt-01 582485 500 53 214 233 -116.0 ± 14.37 7 156 78 9 0 -249.64 ± 38.9
442078 ncm-dbt-03 587877 500 43 231 226 -137.37 ± 14.08 14 162 72 2 0 -298.62 ± 40.29
442077 ncm-dbt-02 586689 500 40 220 240 -130.94 ± 14.56 13 159 73 5 0 -280.42 ± 40.21
442076 ncm-dbt-05 582068 500 39 219 242 -130.94 ± 14.39 11 164 69 6 0 -285.49 ± 41.44
442075 ncm-dbt-04 565351 500 32 219 249 -136.56 ± 14.96 15 163 66 6 0 -293.29 ± 42.41
442074 ncm-dbt-01 583363 500 50 225 225 -126.97 ± 14.28 11 158 76 5 0 -273.0 ± 39.35
442073 ncm-dbt-05 580240 500 54 219 227 -119.11 ± 14.84 11 151 80 8 0 -249.64 ± 38.38
442072 ncm-dbt-03 586097 500 44 221 235 -128.55 ± 15.08 12 162 67 9 0 -275.45 ± 42.01
442071 ncm-dbt-02 588771 500 41 225 234 -134.15 ± 13.97 9 172 63 6 0 -301.33 ± 43.45
442070 ncm-dbt-04 566809 500 50 221 229 -123.81 ± 14.32 10 157 77 6 0 -265.78 ± 39.12
442069 ncm-dbt-02 587579 500 54 221 225 -120.67 ± 14.67 10 155 77 8 0 -256.44 ± 39.15
442068 ncm-dbt-03 586139 500 44 221 235 -128.55 ± 14.26 9 166 68 7 0 -282.94 ± 41.76
442067 ncm-dbt-01 582569 500 44 220 236 -127.76 ± 15.57 18 146 80 6 0 -258.75 ± 38.32
442066 ncm-dbt-05 580282 500 35 220 245 -134.95 ± 14.13 13 162 72 3 0 -293.29 ± 40.39
442065 ncm-dbt-04 566809 500 46 225 229 -130.14 ± 14.4 12 160 73 5 0 -280.42 ± 40.21
442064 ncm-dbt-02 586435 500 45 215 240 -123.02 ± 14.49 10 157 76 7 0 -263.42 ± 39.41
442063 ncm-dbt-03 588472 500 50 214 236 -118.33 ± 15.15 10 155 74 11 0 -249.64 ± 39.91
442062 ncm-dbt-05 580365 500 38 226 236 -137.37 ± 13.9 11 170 65 4 0 -306.84 ± 42.73
442061 ncm-dbt-01 579207 500 42 213 245 -123.81 ± 14.32 8 163 71 8 0 -270.57 ± 40.83

Commit

Commit ID 4c0299832555c3e35eb1f8779bedf7d1d2819cf1
Author Joost VandeVondele
Date 2021-05-30 19:30:15 UTC
Simplify NNUE / classical evaluation selection for the new network architecture these rules can be simplified, closer to the original PSQT difference based again. passed STC LLR: 2.94 (-2.94,2.94) <-2.50,0.50> Total: 22656 W: 1979 L: 1868 D: 18809 Ptnml(0-2): 70, 1496, 8087, 1603, 72 https://tests.stockfishchess.org/tests/view/60b24579db3c4776cb89d122 passed LTC LLR: 2.93 (-2.94,2.94) <-2.50,0.50> Total: 30224 W: 1015 L: 953 D: 28256 Ptnml(0-2): 4, 860, 13330, 906, 12 https://tests.stockfishchess.org/tests/view/60b27613db3c4776cb89d145 closes https://github.com/official-stockfish/Stockfish/pull/3511 Bench: 3937626
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