Dev Builds » 20210517-0847

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 06:45:02 582447 4002 333 1800 1869 -133.57 ± 4.98 80 1352 524 45 0 -296.71 ± 14.9
ncm-dbt-02 06:46:06 585957 4016 331 1819 1866 -135.16 ± 4.91 85 1352 537 34 0 -300.45 ± 14.7
ncm-dbt-03 06:45:33 585776 4000 295 1829 1876 -140.42 ± 4.93 91 1387 487 35 0 -316.43 ± 15.45
ncm-dbt-04 06:44:48 566769 4000 364 1831 1805 -133.65 ± 5.03 92 1323 545 40 0 -292.96 ± 14.6
ncm-dbt-05 06:45:21 582215 3982 329 1782 1871 -132.9 ± 5.07 90 1316 543 41 1 -291.37 ± 14.63
20000 1652 9061 9287 -135.13 ± 2.23 438 6730 2636 195 1 -299.43 ± 6.63

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
439548 ncm-dbt-01 583740 2 0 1 1 -189.7 ± 55.98 0 1 0 0 0 -1129.65 ± 376.02
439547 ncm-dbt-02 587113 16 0 8 8 -190.7 ± 83.17 1 6 1 0 0 -470.09 ± 466.68
439546 ncm-dbt-05 582819 482 37 214 231 -133.83 ± 13.77 8 165 64 4 0 -302.18 ± 43.06
439545 ncm-dbt-04 567958 500 42 225 233 -133.34 ± 13.45 9 168 70 3 0 -298.62 ± 41.01
439544 ncm-dbt-01 581610 500 43 235 222 -140.62 ± 14.35 14 168 64 4 0 -309.64 ± 43.08
439543 ncm-dbt-03 583698 500 35 231 234 -143.89 ± 13.89 11 179 55 5 0 -330.23 ± 46.62
439542 ncm-dbt-02 586266 500 35 232 233 -144.71 ± 13.67 12 176 59 3 0 -330.23 ± 44.94
439541 ncm-dbt-05 578959 500 41 224 235 -133.34 ± 14.51 9 173 61 6 1 -301.33 ± 44.13
439540 ncm-dbt-04 569071 500 40 231 229 -139.81 ± 14.19 13 169 64 4 0 -309.64 ± 43.08
439539 ncm-dbt-01 584874 500 40 217 243 -128.55 ± 14.26 9 166 68 7 0 -282.94 ± 41.76
439538 ncm-dbt-02 585674 500 49 237 214 -137.37 ± 16.09 19 159 63 9 0 -285.49 ± 43.31
439537 ncm-dbt-03 585674 500 45 224 231 -130.14 ± 13.7 7 171 66 6 0 -293.29 ± 42.41
439536 ncm-dbt-05 580613 500 36 221 243 -134.95 ± 15.32 15 163 64 8 0 -288.06 ± 43.03
439535 ncm-dbt-01 583279 500 42 225 233 -133.34 ± 13.81 9 170 66 5 0 -298.62 ± 42.41
439534 ncm-dbt-04 566375 500 41 237 222 -143.89 ± 15.31 18 166 60 6 0 -309.64 ± 44.55
439533 ncm-dbt-02 585295 500 38 221 241 -133.34 ± 13.63 10 166 71 3 0 -295.94 ± 40.69
439532 ncm-dbt-03 585126 500 34 228 238 -142.25 ± 13.18 10 176 62 2 0 -327.18 ± 43.69
439531 ncm-dbt-05 582110 500 52 222 226 -123.02 ± 14.16 8 161 74 7 0 -268.17 ± 39.97
439530 ncm-dbt-01 583992 500 42 227 231 -134.95 ± 14.82 13 166 64 7 0 -293.29 ± 43.07
439529 ncm-dbt-04 563939 500 52 226 222 -126.17 ± 14.62 13 153 79 5 0 -265.78 ± 38.54
439528 ncm-dbt-03 585506 500 36 234 230 -145.54 ± 14.39 15 172 59 4 0 -324.17 ± 44.97
439527 ncm-dbt-02 587452 500 36 223 241 -136.56 ± 12.18 6 175 69 0 0 -318.25 ± 40.94
439526 ncm-dbt-05 580862 500 36 226 238 -138.99 ± 13.67 10 174 62 4 0 -315.35 ± 43.81
439525 ncm-dbt-01 581153 500 42 219 239 -128.55 ± 13.38 6 170 69 5 0 -290.66 ± 41.43
439524 ncm-dbt-04 566336 500 51 226 223 -126.97 ± 13.76 7 167 70 6 0 -282.94 ± 41.13
439523 ncm-dbt-03 586943 500 26 228 246 -148.85 ± 13.51 11 184 51 4 0 -349.43 ± 48.52
439522 ncm-dbt-02 584495 500 45 224 231 -130.14 ± 14.06 7 173 62 8 0 -293.29 ± 43.72
439521 ncm-dbt-05 585337 500 40 231 229 -139.81 ± 15.06 17 162 66 5 0 -298.62 ± 42.41
439520 ncm-dbt-01 580116 500 40 231 229 -139.81 ± 13.83 9 179 56 6 0 -321.19 ± 46.14
439519 ncm-dbt-04 566178 500 45 225 230 -130.94 ± 14.04 11 162 73 4 0 -285.49 ± 40.16
439518 ncm-dbt-02 586731 500 46 233 221 -136.56 ± 14.1 12 167 67 4 0 -301.33 ± 42.04
439517 ncm-dbt-03 585674 500 33 226 241 -141.44 ± 14.15 14 168 65 3 0 -312.48 ± 42.67
439516 ncm-dbt-05 582485 500 50 227 223 -128.55 ± 14.42 14 152 81 3 0 -270.57 ± 37.86
439515 ncm-dbt-04 568514 500 47 228 225 -131.74 ± 14.03 8 172 63 7 0 -295.94 ± 43.42
439514 ncm-dbt-01 582277 500 34 228 238 -142.25 ± 14.3 14 170 62 4 0 -315.35 ± 43.81
439513 ncm-dbt-03 586181 500 41 232 227 -139.81 ± 15.06 17 162 66 5 0 -298.62 ± 42.41
439512 ncm-dbt-02 585126 500 41 221 238 -130.94 ± 14.22 13 157 77 3 0 -280.42 ± 38.93
439511 ncm-dbt-05 584537 500 37 217 246 -130.94 ± 13.69 9 166 71 4 0 -290.66 ± 40.76
439510 ncm-dbt-04 565784 500 46 233 221 -136.56 ± 14.45 13 166 66 5 0 -298.62 ± 42.41
439509 ncm-dbt-01 580987 500 50 217 233 -120.67 ± 13.84 6 162 75 7 0 -265.78 ± 39.69
439508 ncm-dbt-02 585464 500 41 220 239 -130.14 ± 12.97 5 173 68 4 0 -298.62 ± 41.71
439507 ncm-dbt-03 587409 500 45 226 229 -131.74 ± 13.49 6 175 63 6 0 -301.33 ± 43.45

Commit

Commit ID f90274d8ce1aad4ad0595aacbceb74b6cbe306a8
Author Stéphane Nicolet
Date 2021-05-17 08:47:14 UTC
Small clean-ups - Comment for Countemove pruning -> Continuation history - Fix comment in input_slice.h - Shorter lines in Makefile - Comment for scale factor - Fix comment for pinners in see_ge() - Change Thread.id() signature to size_t - Trailing space in reprosearch.sh - Add Douglas Matos Gomes to the AUTHORS file - Introduce comment for undo_null_move() - Use Stockfish coding style for export_net() - Change date in AUTHORS file closes https://github.com/official-stockfish/Stockfish/pull/3416 No functional change
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