Dev Builds » 20201014-1729

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 06:43:48 583141 4030 272 1886 1872 -147.4 ± 4.97 113 1419 452 31 0 -334.03 ± 16.04
ncm-dbt-02 06:42:11 585588 4000 261 1851 1888 -146.16 ± 4.84 97 1422 455 26 0 -335.28 ± 15.99
ncm-dbt-03 06:43:40 584461 4002 261 1859 1882 -146.9 ± 4.63 80 1459 441 21 0 -344.99 ± 16.23
ncm-dbt-04 06:42:57 568387 4000 270 1842 1888 -144.3 ± 4.78 85 1430 457 28 0 -332.93 ± 15.95
ncm-dbt-05 06:43:11 581395 3968 256 1835 1877 -146.34 ± 4.79 91 1421 448 24 0 -338.04 ± 16.11
20000 1320 9273 9407 -146.22 ± 2.15 466 7151 2253 130 0 -337.01 ± 7.17

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
459150 ncm-dbt-03 585084 2 0 1 1 -189.7 ± 55.98 0 1 0 0 0 -1129.65 ± 376.02
459149 ncm-dbt-01 584622 30 2 16 12 -175.66 ± 50.37 1 12 2 0 0 -458.28 ± 451.16
459148 ncm-dbt-05 580075 468 43 223 202 -140.87 ± 14.66 13 157 61 3 0 -310.83 ± 44.1
459147 ncm-dbt-04 568514 500 46 228 226 -132.54 ± 13.83 9 169 67 5 0 -295.94 ± 42.08
459146 ncm-dbt-03 584664 500 30 231 239 -148.02 ± 13.54 10 186 49 5 0 -349.43 ± 49.46
459145 ncm-dbt-02 584916 500 29 230 241 -148.02 ± 13.74 12 181 53 4 0 -342.85 ± 47.56
459144 ncm-dbt-01 584622 500 28 231 241 -149.68 ± 14.06 16 173 59 2 0 -336.46 ± 44.87
459143 ncm-dbt-05 582736 500 36 230 234 -142.25 ± 14.12 11 178 55 6 0 -324.17 ± 46.56
459142 ncm-dbt-03 583489 500 31 230 239 -146.36 ± 12.18 7 186 56 1 0 -352.8 ± 46.04
459141 ncm-dbt-04 568713 500 34 244 222 -155.54 ± 12.56 11 189 49 1 0 -377.87 ± 49.47
459140 ncm-dbt-02 586985 500 31 233 236 -148.85 ± 13.9 12 183 50 5 0 -346.12 ± 48.95
459139 ncm-dbt-01 582235 500 40 238 222 -145.54 ± 14.02 13 176 57 4 0 -330.23 ± 45.79
459138 ncm-dbt-05 579537 500 30 223 247 -141.44 ± 13.96 13 170 64 3 0 -315.35 ± 43.03
459137 ncm-dbt-03 581735 500 39 226 235 -136.56 ± 12.59 8 171 71 0 0 -312.47 ± 40.3
459136 ncm-dbt-04 563197 500 38 235 227 -144.71 ± 14.41 13 177 54 6 0 -327.18 ± 47.0
459135 ncm-dbt-02 586350 500 41 239 220 -145.54 ± 13.83 15 169 65 1 0 -324.17 ± 42.47
459134 ncm-dbt-01 583489 500 26 233 241 -153.02 ± 13.53 15 178 56 1 0 -352.8 ± 46.04
459133 ncm-dbt-05 583405 500 27 230 243 -149.68 ± 12.01 7 190 52 1 0 -366.78 ± 47.92
459132 ncm-dbt-03 586435 500 21 235 244 -158.93 ± 11.42 6 204 38 2 0 -415.05 ± 56.74
459131 ncm-dbt-04 568593 500 30 231 239 -148.02 ± 13.15 10 184 53 3 0 -349.43 ± 47.56
459130 ncm-dbt-02 587409 500 38 236 226 -145.54 ± 13.64 13 174 61 2 0 -330.23 ± 44.08
459129 ncm-dbt-01 583782 500 33 234 233 -148.02 ± 13.74 11 184 50 5 0 -346.12 ± 48.95
459128 ncm-dbt-05 581818 500 36 232 232 -143.89 ± 13.89 11 179 55 5 0 -330.23 ± 46.62
459127 ncm-dbt-03 583363 500 40 232 228 -140.62 ± 13.43 10 175 62 3 0 -321.19 ± 43.77
459126 ncm-dbt-04 568792 500 26 229 245 -149.68 ± 13.07 10 186 51 3 0 -356.21 ± 48.54
459125 ncm-dbt-02 583363 500 33 224 243 -139.81 ± 13.83 11 173 62 4 0 -315.35 ± 43.81
459124 ncm-dbt-01 583321 500 36 231 233 -143.07 ± 13.54 11 176 60 3 0 -327.18 ± 44.54
459123 ncm-dbt-05 580987 500 35 231 234 -143.89 ± 13.51 12 174 62 2 0 -327.18 ± 43.69
459122 ncm-dbt-04 568832 500 38 222 240 -134.15 ± 13.43 9 169 69 3 0 -301.33 ± 41.33
459121 ncm-dbt-03 585674 500 32 240 228 -153.86 ± 13.28 12 187 48 3 0 -366.78 ± 50.11
459120 ncm-dbt-01 585337 500 34 220 246 -135.76 ± 13.2 8 173 66 3 0 -309.64 ± 42.33
459119 ncm-dbt-02 583698 500 22 221 257 -146.36 ± 12.81 10 180 59 1 0 -342.85 ± 44.76
459118 ncm-dbt-05 579537 500 27 234 239 -153.02 ± 13.12 11 188 48 3 0 -366.78 ± 50.11
459117 ncm-dbt-04 570029 500 27 233 240 -152.18 ± 14.34 16 178 52 4 0 -346.12 ± 48.03
459116 ncm-dbt-01 582402 500 42 247 211 -151.34 ± 15.62 21 169 54 6 0 -327.18 ± 47.0
459115 ncm-dbt-03 586266 500 35 235 230 -147.19 ± 14.33 15 174 57 4 0 -330.23 ± 45.79
459114 ncm-dbt-02 586604 500 32 234 234 -148.85 ± 13.9 12 183 50 5 0 -346.12 ± 48.95
459113 ncm-dbt-05 583070 500 22 232 246 -155.54 ± 12.99 13 185 51 1 0 -370.41 ± 48.42
459112 ncm-dbt-04 570428 500 31 220 249 -138.18 ± 12.93 7 178 62 3 0 -321.19 ± 43.77
459111 ncm-dbt-02 585379 500 35 234 231 -146.36 ± 13.8 12 179 55 4 0 -336.46 ± 46.65
459110 ncm-dbt-01 578465 500 31 236 233 -151.34 ± 15.1 17 178 48 7 0 -339.63 ± 49.71
459109 ncm-dbt-03 583447 500 33 229 238 -143.89 ± 13.7 12 175 60 3 0 -327.18 ± 44.54

Commit

Commit ID 4a5cc1365f48f7fff08d3184cadac7a0a75dda6d
Author FauziAkram
Date 2020-10-14 17:29:22 UTC
RookOnQueenFile Removal Removing Rook On Queen File looks beneficial, and it might even bring some ELO. I will try to reintroduce it with a different method later on. Passed STC: https://tests.stockfishchess.org/tests/view/5f7cea204389873867eb10cb LLR: 2.94 (-2.94,2.94) {-1.25,0.25} Total: 18624 W: 3800 L: 3568 D: 11256 Ptnml(0-2): 308, 2131, 4257, 2253, 363 Passed LTC: https://tests.stockfishchess.org/tests/view/5f7d76a4e936c6892bf50598 LLR: 2.95 (-2.94,2.94) {-0.75,0.25} Total: 117864 W: 15515 L: 15340 D: 87009 Ptnml(0-2): 926, 11127, 34671, 11262, 946 closes https://github.com/official-stockfish/Stockfish/pull/3176 Bench: 3756191
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