Dev Builds » 20201115-1223

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 06:46:02 584105 4006 289 1849 1868 -142.83 ± 4.97 95 1410 458 40 0 -323.72 ± 15.94
ncm-dbt-02 06:45:58 585565 4004 301 1839 1864 -140.67 ± 4.79 88 1384 508 22 0 -318.45 ± 15.1
ncm-dbt-03 06:46:14 585279 4000 289 1821 1890 -140.21 ± 4.97 104 1351 518 27 0 -311.06 ± 14.96
ncm-dbt-04 06:45:44 567790 4000 301 1829 1870 -139.81 ± 5.04 104 1355 506 35 0 -309.64 ± 15.16
ncm-dbt-05 06:45:51 580684 3990 277 1846 1867 -144.4 ± 4.88 93 1414 457 31 0 -330.11 ± 15.96
20000 1457 9184 9359 -141.58 ± 2.2 484 6914 2447 155 0 -318.47 ± 6.88

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
458460 ncm-dbt-02 584790 4 1 2 1 -88.51 ± 137.63 0 1 1 0 0 -190.5 ± 634.21
458459 ncm-dbt-01 584916 6 1 3 2 -120.22 ± 109.7 0 2 1 0 0 -279.24 ± 576.89
458458 ncm-dbt-05 578424 490 33 229 228 -147.19 ± 12.74 9 179 56 1 0 -348.82 ± 46.02
458457 ncm-dbt-03 586223 500 43 229 228 -135.76 ± 14.98 14 165 64 7 0 -293.29 ± 43.07
458456 ncm-dbt-04 567363 500 47 228 225 -131.74 ± 14.37 11 165 68 6 0 -288.06 ± 41.76
458455 ncm-dbt-01 584411 500 42 233 225 -139.81 ± 13.45 10 174 63 3 0 -318.25 ± 43.39
458454 ncm-dbt-02 587537 500 33 237 230 -150.51 ± 13.64 12 184 50 4 0 -352.8 ± 49.02
458453 ncm-dbt-05 580613 500 38 224 238 -135.76 ± 13.39 8 174 64 4 0 -309.64 ± 43.08
458452 ncm-dbt-03 584958 500 38 229 233 -139.81 ± 13.83 12 170 65 3 0 -312.48 ± 42.67
458451 ncm-dbt-01 583112 500 36 227 237 -139.81 ± 15.56 16 168 57 9 0 -301.33 ± 45.48
458450 ncm-dbt-04 568633 500 38 218 244 -130.94 ± 14.04 9 168 67 6 0 -290.66 ± 42.08
458449 ncm-dbt-02 587367 500 28 227 245 -146.36 ± 14.36 16 170 61 3 0 -324.17 ± 44.15
458448 ncm-dbt-02 583572 500 51 227 222 -127.76 ± 12.84 7 163 79 1 0 -285.49 ± 38.15
458447 ncm-dbt-05 581444 500 28 237 235 -154.7 ± 13.65 15 181 52 2 0 -359.68 ± 48.01
458446 ncm-dbt-04 567522 500 32 226 242 -142.25 ± 13.94 13 171 63 3 0 -318.25 ± 43.39
458445 ncm-dbt-03 585759 500 42 226 232 -134.15 ± 13.43 11 163 75 1 0 -295.94 ± 39.27
458444 ncm-dbt-01 584453 500 39 220 241 -131.74 ± 14.03 10 166 69 5 0 -290.66 ± 41.43
458443 ncm-dbt-02 585717 500 34 242 224 -153.86 ± 13.28 15 178 57 0 0 -356.21 ± 45.43
458442 ncm-dbt-03 585084 500 32 234 234 -148.85 ± 13.7 15 173 61 1 0 -336.46 ± 43.96
458441 ncm-dbt-05 585042 500 40 222 238 -132.54 ± 13.28 7 172 67 4 0 -301.33 ± 42.04
458440 ncm-dbt-04 568872 500 30 226 244 -143.89 ± 14.25 14 172 60 4 0 -321.19 ± 44.57
458439 ncm-dbt-01 584706 500 46 233 221 -136.56 ± 14.45 10 175 57 8 0 -306.84 ± 45.58
458438 ncm-dbt-02 585084 500 41 232 227 -139.81 ± 13.26 9 176 62 3 0 -321.19 ± 43.77
458437 ncm-dbt-03 585295 500 28 228 244 -147.19 ± 13.96 13 178 55 4 0 -336.46 ± 46.65
458436 ncm-dbt-05 578671 500 33 231 236 -145.54 ± 14.39 14 175 56 5 0 -327.18 ± 46.19
458435 ncm-dbt-01 581985 500 33 231 236 -145.54 ± 13.45 12 176 60 2 0 -333.32 ± 44.47
458434 ncm-dbt-04 568315 500 57 229 214 -124.6 ± 14.8 13 152 79 6 0 -261.07 ± 38.58
458433 ncm-dbt-02 585253 500 37 220 243 -133.34 ± 13.45 8 171 67 4 0 -301.33 ± 42.04
458432 ncm-dbt-05 579001 500 41 242 217 -148.02 ± 14.12 14 177 55 4 0 -336.46 ± 46.65
458431 ncm-dbt-03 585042 500 35 217 248 -132.54 ± 14.7 15 156 75 4 0 -280.42 ± 39.57
458430 ncm-dbt-01 585211 500 29 244 227 -159.78 ± 13.18 13 192 42 3 0 -389.56 ± 53.75
458429 ncm-dbt-04 569031 500 26 232 242 -152.18 ± 14.15 15 180 51 4 0 -349.43 ± 48.52
458428 ncm-dbt-02 586858 500 38 239 223 -148.01 ± 12.94 12 177 61 0 0 -342.85 ± 43.79
458427 ncm-dbt-05 578794 500 28 230 242 -148.85 ± 13.11 10 185 52 3 0 -352.8 ± 48.05
458426 ncm-dbt-03 584537 500 42 226 232 -134.15 ± 13.8 10 168 68 4 0 -298.62 ± 41.71
458425 ncm-dbt-01 583908 500 29 229 242 -147.19 ± 13.58 13 176 59 2 0 -336.46 ± 44.87
458424 ncm-dbt-04 563275 500 31 236 233 -151.34 ± 13.6 15 176 58 1 0 -346.12 ± 45.18
458423 ncm-dbt-05 583489 500 36 231 233 -143.07 ± 15.33 16 171 55 8 0 -312.48 ± 46.38
458422 ncm-dbt-02 583908 500 38 213 249 -126.97 ± 14.28 9 164 70 7 0 -277.93 ± 41.14
458421 ncm-dbt-01 584243 500 34 229 237 -143.07 ± 14.46 11 181 50 8 0 -327.18 ± 48.58
458420 ncm-dbt-04 569310 500 40 234 226 -142.25 ± 14.48 14 171 60 5 0 -315.35 ± 44.57
458419 ncm-dbt-03 585337 500 29 232 239 -149.68 ± 13.86 14 178 55 3 0 -342.85 ± 46.64

Commit

Commit ID f9595828eb7e5e970b0be3ee5f84ddd726845523
Author FauziAkram
Date 2020-11-15 12:23:19 UTC
Rook Mobility Tweak Passed STC: LLR: 2.94 (-2.94,2.94) {-0.25,1.25} Total: 171152 W: 34715 L: 34202 D: 102235 Ptnml(0-2): 3278, 20155, 38228, 20606, 3309 https://tests.stockfishchess.org/tests/view/5fa861f467cbf42301d6a68e Passed LTC: LLR: 2.94 (-2.94,2.94) {0.25,1.25} Total: 149616 W: 20471 L: 19882 D: 109263 Ptnml(0-2): 1172, 14434, 43102, 14833, 1267 https://tests.stockfishchess.org/tests/view/5fa9c8ff67cbf42301d6a74f closes https://github.com/official-stockfish/Stockfish/pull/3226 Bench: 3597730
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