Dev Builds » 20201107-1549

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 06:46:16 583184 3998 299 1836 1863 -140.8 ± 4.81 87 1388 499 25 0 -319.25 ± 15.25
ncm-dbt-02 06:45:54 585888 4004 312 1853 1839 -140.97 ± 5.1 106 1371 484 40 1 -313.4 ± 15.5
ncm-dbt-03 06:45:03 585008 3998 307 1816 1875 -137.96 ± 5.02 95 1358 507 39 0 -306.39 ± 15.14
ncm-dbt-04 06:46:09 568132 4018 289 1866 1863 -144.09 ± 4.82 96 1409 480 24 0 -328.08 ± 15.55
ncm-dbt-05 06:46:11 581007 3982 285 1856 1841 -144.93 ± 4.88 101 1392 475 23 0 -328.95 ± 15.63
20000 1492 9227 9281 -141.74 ± 2.2 485 6918 2445 151 1 -319.06 ± 6.88

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
458806 ncm-dbt-02 584832 4 1 2 1 -88.51 ± 137.63 0 1 1 0 0 -190.5 ± 634.21
458805 ncm-dbt-04 565705 18 1 9 8 -165.9 ± 45.15 0 8 1 0 0 -491.83 ± 454.92
458804 ncm-dbt-05 583740 482 32 232 218 -153.41 ± 14.5 16 171 51 3 0 -349.01 ± 48.52
458803 ncm-dbt-01 584201 498 39 226 233 -137.17 ± 14.12 10 173 60 6 0 -308.83 ± 44.55
458802 ncm-dbt-03 585928 498 32 229 237 -145.37 ± 14.62 15 172 57 5 0 -323.36 ± 45.77
458801 ncm-dbt-02 585253 500 28 224 248 -143.89 ± 13.12 9 181 57 3 0 -336.46 ± 45.77
458800 ncm-dbt-04 566928 500 48 232 220 -134.15 ± 15.17 18 152 76 4 0 -277.93 ± 39.29
458799 ncm-dbt-05 578218 500 29 234 237 -151.34 ± 13.2 10 189 47 4 0 -363.2 ± 50.62
458798 ncm-dbt-01 582611 500 30 232 238 -148.85 ± 13.51 12 181 54 3 0 -346.12 ± 47.1
458797 ncm-dbt-03 582277 500 44 223 233 -130.14 ± 14.23 14 153 81 2 0 -275.45 ± 37.75
458796 ncm-dbt-02 584748 500 38 219 243 -131.74 ± 14.03 11 163 72 4 0 -288.06 ± 40.46
458795 ncm-dbt-04 568116 500 37 227 236 -138.99 ± 13.85 12 169 66 3 0 -309.64 ± 42.33
458794 ncm-dbt-05 576292 500 42 232 226 -138.99 ± 13.85 13 166 69 2 0 -306.84 ± 41.23
458793 ncm-dbt-01 585464 500 34 234 232 -147.19 ± 13.38 13 175 61 1 0 -336.46 ± 43.96
458792 ncm-dbt-03 584495 500 35 227 238 -140.62 ± 13.04 5 188 51 6 0 -336.46 ± 48.37
458791 ncm-dbt-02 584327 500 40 219 241 -130.14 ± 13.88 7 172 64 7 0 -293.29 ± 43.07
458790 ncm-dbt-04 568514 500 33 238 229 -151.34 ± 12.99 10 188 49 3 0 -363.2 ± 49.57
458789 ncm-dbt-05 582819 500 41 230 229 -138.18 ± 12.53 8 173 69 0 0 -318.25 ± 40.94
458788 ncm-dbt-01 580240 500 43 235 222 -140.62 ± 13.04 11 170 69 0 0 -318.25 ± 40.94
458787 ncm-dbt-02 586604 500 39 239 222 -147.19 ± 14.15 12 182 50 6 0 -339.63 ± 48.85
458786 ncm-dbt-03 586350 500 36 220 244 -134.15 ± 14.15 9 173 61 7 0 -301.33 ± 44.13
458785 ncm-dbt-04 570989 500 32 234 234 -148.85 ± 13.9 12 183 50 5 0 -346.12 ± 48.95
458784 ncm-dbt-01 584201 500 37 232 231 -143.07 ± 13.73 10 180 55 5 0 -330.23 ± 46.62
458783 ncm-dbt-05 584453 500 32 231 237 -146.36 ± 12.81 10 180 59 1 0 -342.85 ± 44.76
458782 ncm-dbt-03 585801 500 46 230 224 -134.15 ± 14.5 11 169 63 7 0 -295.94 ± 43.42
458781 ncm-dbt-02 586139 500 43 242 215 -146.36 ± 16.09 21 165 56 8 0 -309.64 ± 45.98
458780 ncm-dbt-04 568077 500 27 209 264 -132.54 ± 11.91 4 174 72 0 0 -309.64 ± 40.0
458779 ncm-dbt-01 583279 500 41 231 228 -138.99 ± 14.21 13 168 65 4 0 -306.84 ± 42.73
458778 ncm-dbt-05 574297 500 38 230 232 -140.62 ± 14.35 13 171 61 5 0 -312.48 ± 44.19
458777 ncm-dbt-03 585000 500 45 227 228 -132.54 ± 14.7 12 165 66 7 0 -288.06 ± 42.4
458776 ncm-dbt-02 587919 500 39 242 219 -149.68 ± 15.5 18 174 52 5 1 -333.32 ± 47.9
458775 ncm-dbt-04 567997 500 37 240 223 -149.68 ± 14.43 16 175 55 4 0 -336.46 ± 46.65
458774 ncm-dbt-01 584076 500 37 224 239 -136.56 ± 13.17 8 174 65 3 0 -312.48 ± 42.67
458773 ncm-dbt-05 584958 500 28 236 236 -153.86 ± 13.28 14 181 54 1 0 -359.68 ± 46.95
458772 ncm-dbt-03 586646 500 33 225 242 -140.62 ± 13.43 11 172 65 2 0 -318.25 ± 42.59
458771 ncm-dbt-02 585337 500 48 227 225 -130.14 ± 13.7 9 165 72 4 0 -288.06 ± 40.46
458770 ncm-dbt-04 568116 500 40 241 219 -148.02 ± 13.74 13 178 56 3 0 -339.63 ± 46.2
458769 ncm-dbt-03 583572 500 36 235 229 -146.36 ± 14.72 18 166 63 3 0 -318.25 ± 43.39
458768 ncm-dbt-05 583279 500 43 231 226 -137.37 ± 15.44 17 161 65 7 0 -290.66 ± 42.73
458767 ncm-dbt-01 581402 500 38 222 240 -134.15 ± 13.61 10 167 70 3 0 -298.62 ± 41.01
458766 ncm-dbt-04 568752 500 34 236 230 -148.85 ± 13.11 11 182 55 2 0 -349.43 ± 46.59
458765 ncm-dbt-02 587834 500 36 239 225 -149.68 ± 14.8 19 168 60 3 0 -327.18 ± 44.54

Commit

Commit ID 7fc47eeb6f6b5f3c5ff697e974093ff14413e42c
Author FauziAkram
Date 2020-11-07 15:49:49 UTC
Introducing King On File this new concept calculates bonuses/penalties for the king when the king is in a semiopen or open file. Passed STC: LLR: 2.95 (-2.94,2.94) {-0.25,1.25} Total: 44904 W: 9365 L: 9028 D: 26511 Ptnml(0-2): 857, 5309, 9841, 5530, 915 https://tests.stockfishchess.org/tests/view/5fa343625d72639a7acef72b Passed LTC: LLR: 2.94 (-2.94,2.94) {0.25,1.25} Total: 60552 W: 8449 L: 8051 D: 44052 Ptnml(0-2): 466, 5772, 17481, 6012, 545 https://tests.stockfishchess.org/tests/view/5fa40e365d72639a7acef79e closes https://github.com/official-stockfish/Stockfish/pull/3219 Bench: 3689484
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