Dev Builds » 20200205-1242

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 06:27:36 584425 4014 46 2603 1365 -261.67 ± 6.72 626 1306 74 1 0 -685.78 ± 40.25
ncm-dbt-02 06:26:49 586950 4000 55 2613 1332 -263.12 ± 6.78 633 1293 73 1 0 -687.51 ± 40.53
ncm-dbt-03 06:27:25 585823 3986 56 2589 1341 -260.77 ± 6.76 620 1294 78 1 0 -675.46 ± 39.16
ncm-dbt-04 06:25:37 568738 4000 51 2623 1326 -265.19 ± 6.77 637 1301 59 3 0 -712.81 ± 45.14
ncm-dbt-05 06:27:03 584394 4000 48 2619 1333 -265.04 ± 6.82 640 1294 63 3 0 -702.26 ± 43.64
20000 256 13047 6697 -263.15 ± 3.03 3156 6488 347 9 0 -692.3 ± 18.33

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
471058 ncm-dbt-01 585632 14 0 10 4 -310.89 ± 151.57 3 4 0 0 0 -1199.83 ± 201.74
471057 ncm-dbt-03 587622 486 8 313 165 -256.19 ± 19.13 73 159 11 0 0 -654.09 ± 116.73
471056 ncm-dbt-05 588984 500 5 325 170 -263.41 ± 18.84 77 167 5 1 0 -739.1 ± 208.89
471055 ncm-dbt-04 568872 500 12 329 159 -259.9 ± 20.04 81 155 14 0 0 -616.18 ± 100.06
471054 ncm-dbt-02 588345 500 8 328 164 -263.41 ± 19.12 79 162 9 0 0 -694.7 ± 134.18
471053 ncm-dbt-01 587113 500 8 322 170 -256.44 ± 18.8 75 164 11 0 0 -659.13 ± 116.77
471052 ncm-dbt-03 584579 500 7 322 171 -257.59 ± 18.68 75 165 10 0 0 -676.04 ± 124.55
471051 ncm-dbt-05 581527 500 6 316 178 -251.89 ± 17.95 69 173 7 1 0 -694.74 ± 156.93
471050 ncm-dbt-04 567918 500 2 331 167 -274.22 ± 18.65 82 165 3 0 0 -887.58 ± 222.18
471049 ncm-dbt-02 585084 500 4 322 174 -261.07 ± 18.55 75 169 5 1 0 -739.1 ± 208.89
471048 ncm-dbt-01 585928 500 4 330 166 -270.57 ± 19.71 84 158 8 0 0 -715.51 ± 146.53
471047 ncm-dbt-03 584579 500 7 320 173 -255.29 ± 18.66 74 165 11 0 0 -659.13 ± 116.77
471046 ncm-dbt-04 568872 500 3 336 161 -279.16 ± 19.54 87 159 4 0 0 -837.28 ± 240.94
471045 ncm-dbt-05 583866 500 4 339 157 -281.67 ± 20.15 90 155 5 0 0 -798.18 ± 231.48
471044 ncm-dbt-02 585674 500 7 326 167 -262.24 ± 19.26 79 161 10 0 0 -676.04 ± 124.55
471043 ncm-dbt-01 579455 500 4 318 178 -256.44 ± 17.97 72 170 8 0 0 -715.51 ± 146.53
471042 ncm-dbt-03 585843 500 7 320 173 -255.3 ± 18.39 72 170 7 1 0 -694.74 ± 156.93
471041 ncm-dbt-04 568951 500 4 309 187 -246.3 ± 15.8 60 185 5 0 0 -798.18 ± 231.48
471040 ncm-dbt-05 582945 500 7 337 156 -275.44 ± 20.87 90 150 10 0 0 -676.04 ± 124.55
471039 ncm-dbt-02 588558 500 7 318 175 -253.02 ± 18.1 71 169 10 0 0 -676.04 ± 124.55
471038 ncm-dbt-01 583572 500 5 336 159 -276.68 ± 20.16 88 155 7 0 0 -739.05 ± 163.27
471037 ncm-dbt-04 568077 500 7 330 163 -266.96 ± 19.28 81 161 8 0 0 -715.51 ± 146.53
471036 ncm-dbt-03 587155 500 5 336 159 -276.68 ± 21.3 92 147 11 0 0 -659.13 ± 116.77
471035 ncm-dbt-05 582778 500 7 318 175 -253.02 ± 17.54 69 173 8 0 0 -715.51 ± 146.53
471034 ncm-dbt-02 587579 500 6 321 173 -257.59 ± 18.68 75 165 10 0 0 -676.04 ± 124.55
471033 ncm-dbt-01 585337 500 5 310 185 -246.3 ± 18.3 68 170 11 1 0 -629.43 ± 115.29
471032 ncm-dbt-04 569669 500 9 326 165 -259.9 ± 18.69 76 165 9 0 0 -694.7 ± 134.18
471031 ncm-dbt-03 585000 500 7 328 165 -264.59 ± 18.98 79 163 8 0 0 -715.51 ± 146.53
471030 ncm-dbt-05 584369 500 7 331 162 -268.16 ± 20.54 86 152 12 0 0 -643.67 ± 110.29
471029 ncm-dbt-02 587155 500 5 329 166 -268.16 ± 19.13 81 162 7 0 0 -739.05 ± 163.27
471028 ncm-dbt-01 583698 500 4 335 161 -276.68 ± 20.74 90 151 9 0 0 -694.7 ± 134.18
471027 ncm-dbt-04 569669 500 6 335 159 -274.22 ± 19.57 85 159 6 0 0 -766.17 ± 188.02
471026 ncm-dbt-03 585801 500 5 326 169 -264.59 ± 18.98 79 163 8 0 0 -715.51 ± 146.53
471025 ncm-dbt-02 586562 500 9 335 156 -270.57 ± 20.56 87 152 11 0 0 -659.13 ± 116.77
471024 ncm-dbt-05 583572 500 6 325 169 -262.24 ± 19.26 79 161 10 0 0 -676.04 ± 124.55
471023 ncm-dbt-01 587155 500 9 330 161 -264.59 ± 19.82 82 157 11 0 0 -659.13 ± 116.77
471022 ncm-dbt-04 567878 500 8 327 165 -262.24 ± 21.6 85 152 10 3 0 -592.29 ± 113.42
471021 ncm-dbt-03 586012 500 10 324 166 -256.44 ± 19.07 76 162 12 0 0 -643.67 ± 110.29
471020 ncm-dbt-05 587113 500 6 328 166 -265.78 ± 19.41 80 163 6 1 0 -715.55 ± 177.2
471019 ncm-dbt-01 581943 500 7 312 181 -246.3 ± 16.96 64 177 9 0 0 -694.7 ± 134.18
471018 ncm-dbt-02 586646 500 9 334 157 -269.36 ± 20.41 86 153 11 0 0 -659.13 ± 116.77

Commit

Commit ID ddd4224640e04463c62b5896660f6f6abe4cc1a5
Author Vizvezdenec
Date 2020-02-05 12:42:24 UTC
Reintroduce king infiltration This patch reintroduces the recently simplified king infiltration bonus in initiative calculation, doubling its effect, and compensating more. passed STC http://tests.stockfishchess.org/tests/view/5e3476f630ae32da08941d5c LLR: 2.94 (-2.94,2.94) {-0.50,1.50} Total: 75323 W: 14434 L: 14140 D: 46749 Ptnml(0-2): 1231, 8729, 17528, 8826, 1331 passed LTC http://tests.stockfishchess.org/tests/view/5e377353e70d848499f638c1 LLR: 2.94 (-2.94,2.94) {0.25,1.75} Total: 171466 W: 22223 L: 21561 D: 127682 Ptnml(0-2): 1204, 15951, 50831, 16397, 1312 closes https://github.com/official-stockfish/Stockfish/pull/2545 Brench: 4869669
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