Dev Builds » 20210613-0739

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 06:45:29 583081 4000 361 1744 1895 -125.29 ± 5.11 80 1278 588 53 1 -270.57 ± 14.05
ncm-dbt-02 06:42:59 585898 4000 393 1739 1868 -121.65 ± 5.16 84 1235 624 57 0 -258.17 ± 13.64
ncm-dbt-03 06:45:12 585955 4000 384 1695 1921 -118.23 ± 4.99 59 1251 632 58 0 -255.3 ± 13.55
ncm-dbt-04 06:45:11 566534 4006 348 1781 1877 -130.03 ± 4.98 78 1321 560 44 0 -285.8 ± 14.4
ncm-dbt-05 06:45:49 583364 3994 355 1761 1878 -127.77 ± 5.15 85 1293 562 57 0 -276.37 ± 14.38
20000 1841 8720 9439 -124.58 ± 2.27 386 6378 2966 269 1 -269.01 ± 6.25

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
437650 ncm-dbt-04 569789 6 0 3 3 -190.46 ± 18.51 0 3 0 0 0 -1199.83 ± 276.48
437649 ncm-dbt-05 581402 494 56 218 220 -118.3 ± 14.97 11 148 80 8 0 -247.04 ± 38.37
437648 ncm-dbt-03 582485 500 54 208 238 -110.6 ± 14.53 8 147 86 9 0 -232.26 ± 36.96
437647 ncm-dbt-01 582694 500 52 215 233 -117.55 ± 14.53 11 147 86 6 0 -245.2 ± 36.85
437646 ncm-dbt-04 566888 500 42 226 232 -134.15 ± 13.8 10 168 68 4 0 -298.62 ± 41.71
437645 ncm-dbt-02 583992 500 45 226 229 -131.74 ± 15.21 16 155 73 6 0 -275.45 ± 40.24
437644 ncm-dbt-05 581194 500 41 212 247 -123.81 ± 13.81 7 163 74 6 0 -273.0 ± 39.95
437643 ncm-dbt-01 582318 500 45 219 236 -126.17 ± 13.95 8 164 72 6 0 -277.93 ± 40.53
437642 ncm-dbt-03 584916 500 54 219 227 -119.11 ± 13.86 9 151 86 4 0 -254.16 ± 36.71
437641 ncm-dbt-02 584537 500 45 219 236 -126.17 ± 14.95 13 155 75 7 0 -265.78 ± 39.69
437640 ncm-dbt-04 566888 500 41 222 237 -131.74 ± 14.37 10 168 65 7 0 -290.66 ± 42.73
437639 ncm-dbt-05 580862 500 45 217 238 -124.6 ± 15.12 12 157 72 9 0 -263.42 ± 40.52
437638 ncm-dbt-01 583908 500 43 215 242 -124.6 ± 14.8 12 155 76 7 0 -263.42 ± 39.41
437637 ncm-dbt-03 585801 500 47 208 245 -116.0 ± 14.69 8 155 77 10 0 -247.41 ± 39.15
437636 ncm-dbt-02 586181 500 56 219 225 -117.55 ± 14.37 9 152 82 7 0 -249.64 ± 37.86
437635 ncm-dbt-04 566691 500 31 227 242 -143.89 ± 14.25 13 175 57 5 0 -324.17 ± 45.77
437634 ncm-dbt-05 583363 500 34 227 239 -141.44 ± 14.68 14 171 59 6 0 -312.48 ± 44.93
437633 ncm-dbt-01 582861 500 39 219 242 -130.94 ± 14.56 11 164 70 4 1 -288.06 ± 41.11
437632 ncm-dbt-03 587113 500 48 214 238 -119.89 ± 13.85 4 167 70 9 0 -268.17 ± 41.1
437631 ncm-dbt-04 563665 500 46 209 245 -117.55 ± 14.04 5 162 74 9 0 -258.75 ± 39.96
437630 ncm-dbt-02 586266 500 53 213 234 -115.22 ± 14.05 8 150 86 6 0 -245.2 ± 36.85
437629 ncm-dbt-03 587919 500 42 218 240 -127.76 ± 14.27 10 162 72 6 0 -277.93 ± 40.53
437628 ncm-dbt-01 582110 500 39 210 251 -123.81 ± 14.65 8 165 67 10 0 -270.57 ± 41.96
437627 ncm-dbt-05 583698 500 46 212 242 -119.89 ± 15.15 8 163 66 13 0 -258.75 ± 42.05
437626 ncm-dbt-02 586435 500 49 212 239 -117.55 ± 14.84 10 152 79 9 0 -247.41 ± 38.64
437625 ncm-dbt-04 564605 500 45 233 222 -137.37 ± 14.6 15 162 69 4 0 -295.94 ± 41.39
437624 ncm-dbt-02 586308 500 48 217 235 -122.24 ± 14.17 9 157 78 6 0 -263.42 ± 38.85
437623 ncm-dbt-03 586816 500 48 210 242 -116.77 ± 14.04 8 152 84 6 0 -249.64 ± 37.33
437622 ncm-dbt-01 584369 500 46 227 227 -131.74 ± 14.71 12 164 67 7 0 -285.49 ± 42.08
437621 ncm-dbt-04 564213 500 49 222 229 -125.38 ± 13.43 7 163 76 4 0 -277.93 ± 39.29
437620 ncm-dbt-05 577438 500 50 225 225 -126.97 ± 14.11 10 160 75 5 0 -275.45 ± 39.63
437619 ncm-dbt-02 585464 500 47 210 243 -117.55 ± 14.84 9 155 76 10 0 -249.64 ± 39.41
437618 ncm-dbt-05 584201 500 38 224 238 -135.76 ± 14.29 13 164 69 4 0 -295.94 ± 41.39
437617 ncm-dbt-01 582819 500 42 224 234 -132.54 ± 14.36 8 175 58 9 0 -298.62 ± 45.1
437616 ncm-dbt-04 568315 500 54 216 230 -116.77 ± 14.85 11 148 83 8 0 -243.0 ± 37.64
437615 ncm-dbt-03 583698 500 47 210 243 -117.55 ± 13.0 3 162 80 5 0 -263.42 ± 38.27
437614 ncm-dbt-02 588004 500 50 223 227 -125.38 ± 14.3 10 159 75 6 0 -270.57 ± 39.67
437613 ncm-dbt-01 583572 500 55 215 230 -115.22 ± 14.05 10 144 92 4 0 -240.82 ± 35.35
437612 ncm-dbt-04 567759 500 40 223 237 -133.34 ± 13.08 7 172 68 3 0 -304.07 ± 41.65
437611 ncm-dbt-03 588899 500 44 208 248 -118.33 ± 14.68 9 155 77 9 0 -251.89 ± 39.16
437610 ncm-dbt-05 594758 500 45 226 229 -131.74 ± 14.2 10 167 67 6 0 -290.66 ± 42.08

Commit

Commit ID b84fa04db6ea5fc6d7d714539c11537bde64538b
Author Tomasz Sobczyk
Date 2021-06-13 07:39:03 UTC
Read NNUE net faster Load feature transformer weights in bulk on little-endian machines. This is in particular useful to test new nets with c-chess-cli, see https://github.com/lucasart/c-chess-cli/issues/44 ``` $ time ./stockfish.exe uci Before : 0m0.914s After : 0m0.483s ``` No functional change
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