Dev Builds » 20210603-1425

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 06:43:32 582806 4000 348 1731 1921 -125.29 ± 5.04 78 1275 599 48 0 -270.87 ± 13.92
ncm-dbt-02 06:44:35 585726 4000 394 1752 1854 -122.83 ± 5.11 85 1237 629 49 0 -261.36 ± 13.57
ncm-dbt-03 06:42:43 586474 4000 377 1734 1889 -122.73 ± 5.22 91 1234 616 59 0 -259.33 ± 13.73
ncm-dbt-04 06:44:35 568003 4000 368 1785 1847 -128.65 ± 5.01 79 1304 572 45 0 -281.05 ± 14.25
ncm-dbt-05 06:45:33 582524 4000 345 1777 1878 -130.15 ± 5.08 91 1294 571 44 0 -282.0 ± 14.26
20000 1832 8779 9389 -125.92 ± 2.28 424 6344 2987 245 0 -270.75 ± 6.23

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
455152 ncm-dbt-04 567640 500 48 228 224 -130.94 ± 15.22 17 151 77 5 0 -270.57 ± 39.07
455151 ncm-dbt-02 584579 500 60 225 215 -119.11 ± 14.68 12 147 85 6 0 -247.41 ± 37.09
455150 ncm-dbt-03 585632 500 50 216 234 -119.89 ± 14.35 7 161 73 9 0 -261.07 ± 40.24
455149 ncm-dbt-01 581902 500 36 219 245 -133.34 ± 13.26 8 170 69 3 0 -301.33 ± 41.33
455148 ncm-dbt-05 583154 500 36 240 224 -150.51 ± 15.65 21 168 55 6 0 -324.17 ± 46.56
455147 ncm-dbt-04 567482 500 52 220 228 -121.45 ± 13.66 6 162 76 6 0 -268.17 ± 39.39
455146 ncm-dbt-03 586477 500 48 222 230 -126.17 ± 14.62 8 168 64 10 0 -277.93 ± 42.91
455145 ncm-dbt-02 587664 500 38 215 247 -128.55 ± 14.59 12 159 73 6 0 -275.45 ± 40.24
455144 ncm-dbt-05 580987 500 51 232 217 -131.74 ± 14.88 13 162 68 7 0 -282.94 ± 41.76
455143 ncm-dbt-01 586054 500 46 220 234 -126.17 ± 13.6 9 159 79 3 0 -275.45 ± 38.39
455142 ncm-dbt-03 587240 500 48 212 240 -118.33 ± 14.03 10 148 88 4 0 -249.64 ± 36.24
455141 ncm-dbt-05 584664 500 53 215 232 -116.77 ± 13.88 5 160 77 8 0 -256.44 ± 39.15
455140 ncm-dbt-01 582527 500 52 225 223 -125.38 ± 15.27 15 150 78 7 0 -258.75 ± 38.88
455139 ncm-dbt-04 566809 500 46 232 222 -135.76 ± 13.01 6 178 62 4 0 -315.35 ± 43.81
455138 ncm-dbt-02 588430 500 51 219 230 -121.45 ± 14.01 6 164 72 8 0 -268.17 ± 40.54
455137 ncm-dbt-03 588430 500 43 222 235 -130.14 ± 15.06 14 158 71 7 0 -275.45 ± 40.84
455136 ncm-dbt-01 582694 500 39 208 253 -122.24 ± 13.66 5 166 72 7 0 -273.0 ± 40.54
455135 ncm-dbt-04 567680 500 46 220 234 -126.17 ± 13.42 7 164 75 4 0 -280.42 ± 39.57
455134 ncm-dbt-02 586350 500 50 216 234 -119.89 ± 15.3 15 143 85 7 0 -243.0 ± 37.13
455133 ncm-dbt-05 582318 500 41 224 235 -133.34 ± 13.45 10 165 73 2 0 -295.94 ± 39.99
454787 ncm-dbt-05 584537 500 39 219 242 -130.94 ± 14.39 13 158 75 4 0 -280.42 ± 39.57
454786 ncm-dbt-02 585632 500 49 218 233 -122.24 ± 14.17 8 160 75 7 0 -265.78 ± 39.69
454785 ncm-dbt-04 568196 500 39 229 232 -138.99 ± 14.74 14 168 62 6 0 -304.07 ± 43.81
454784 ncm-dbt-03 585042 500 47 225 228 -129.35 ± 15.71 17 152 73 8 0 -265.78 ± 40.25
454783 ncm-dbt-01 582318 500 45 216 239 -123.81 ± 14.32 10 157 77 6 0 -265.78 ± 39.12
454782 ncm-dbt-02 586816 500 46 232 222 -135.76 ± 14.64 14 163 68 5 0 -293.29 ± 41.75
454781 ncm-dbt-05 577766 500 46 210 244 -118.33 ± 13.7 7 155 83 5 0 -256.44 ± 37.51
454780 ncm-dbt-03 586139 500 45 207 248 -116.77 ± 15.31 13 145 83 9 0 -238.66 ± 37.66
454779 ncm-dbt-04 568713 500 40 227 233 -136.56 ± 13.36 11 166 72 1 0 -304.07 ± 40.16
454778 ncm-dbt-01 583489 500 51 221 228 -123.02 ± 14.82 11 156 75 8 0 -261.07 ± 39.69
454777 ncm-dbt-02 586393 500 50 215 235 -119.11 ± 14.52 10 152 81 7 0 -251.89 ± 38.11
454776 ncm-dbt-05 584495 500 39 216 245 -128.55 ± 14.59 10 165 67 8 0 -280.42 ± 42.05
454775 ncm-dbt-04 567839 500 44 217 239 -125.38 ± 14.47 10 160 73 7 0 -270.57 ± 40.25
454774 ncm-dbt-03 585126 500 41 222 237 -131.74 ± 14.2 12 161 73 4 0 -285.49 ± 40.16
454773 ncm-dbt-01 585253 500 43 209 248 -119.89 ± 14.68 11 151 81 7 0 -251.89 ± 38.11
454772 ncm-dbt-02 579951 500 50 212 238 -116.77 ± 13.54 8 149 90 3 0 -249.64 ± 35.69
454771 ncm-dbt-04 569669 500 53 212 235 -114.45 ± 15.0 8 155 75 12 0 -243.0 ± 39.61
454770 ncm-dbt-05 582277 500 40 221 239 -131.74 ± 14.2 12 161 73 4 0 -285.49 ± 40.16
454769 ncm-dbt-03 587707 500 55 208 237 -109.83 ± 14.69 10 141 91 8 0 -226.0 ± 35.82
454768 ncm-dbt-01 578218 500 36 213 251 -128.55 ± 14.26 9 166 68 7 0 -282.94 ± 41.76

Commit

Commit ID d53071eff4e75bc77dc86f65c52358d8014cb71c
Author Joost VandeVondele
Date 2021-06-03 14:25:44 UTC
Update default net to nn-7e66505906a6.nnue Trained with pytorch using the master branch and recommended settings, the data used is the previous 64B binpack enhanced with a 2B binpack generated using an opening book of positions for with the static eval is significantly different from d9 search. book : https://drive.google.com/file/d/1rHcKY5rv34kwku6g89OhnE8Bkfq3UWau/view?usp=sharing book generation: https://github.com/vondele/Stockfish/commit/3ce43ab0c4ce09c1fc5bca5ca27a248e67fddd24 binpack : https://drive.google.com/file/d/1rHcKY5rv34kwku6g89OhnE8Bkfq3UWau/view?usp=sharing ------- Data generation command: generate_training_data depth 9 count 31250000 random_multi_pv 2 random_multi_pv_diff 100 random_move_max_ply 8 random_move_count 3 set_recommended_uci_options eval_limit 32000 output_file_name output.binpack book wrongNNUE.epd seed ${RANDOM}${RANDOM} Training command: python train.py ../../all_d9_fishd9_d8_d10_wrong_shuffle.binpack ../../all_d9_fishd9_d8_d10_wrong_shuffle.binpack --gpus 1 --threads 2 --num-workers 2 --batch-size 16384 --progress_bar_refresh_rate 300 --smart-fen-skipping --random-fen-skipping 3 --features=HalfKAv2^ --lambda=1.0 --max_epochs=400 --seed $RANDOM --default_root_dir exp/run_5 ------- passed STC: https://tests.stockfishchess.org/tests/view/60b7c79a457376eb8bcaa104 LLR: 2.94 (-2.94,2.94) <-0.50,2.50> Total: 64592 W: 6254 L: 6028 D: 52310 Ptnml(0-2): 255, 4785, 22020, 4951, 285 passed LTC: https://tests.stockfishchess.org/tests/view/60b85307457376eb8bcaa182 LLR: 2.96 (-2.94,2.94) <0.50,3.50> Total: 45560 W: 1998 L: 1826 D: 41736 Ptnml(0-2): 36, 1604, 19335, 1762, 43 closes https://github.com/official-stockfish/Stockfish/pull/3521 Bench: 4364128
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