Dev Builds » 20200304-0611

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 06:27:00 582586 4008 57 2572 1379 -256.15 ± 6.54 591 1335 76 2 0 -676.43 ± 39.67
ncm-dbt-02 06:25:22 585701 4000 62 2626 1312 -264.01 ± 6.85 641 1283 75 1 0 -682.85 ± 39.97
ncm-dbt-03 06:25:04 586653 4000 56 2617 1327 -263.56 ± 6.88 639 1287 70 4 0 -680.57 ± 41.27
ncm-dbt-04 06:26:38 567355 4000 62 2610 1328 -261.66 ± 6.79 629 1291 79 1 0 -673.88 ± 38.91
ncm-dbt-05 06:27:06 580766 3992 54 2583 1355 -259.63 ± 6.69 612 1306 77 1 0 -677.95 ± 39.43
20000 291 13008 6701 -260.99 ± 3.02 3112 6502 377 9 0 -678.31 ± 17.59

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
451746 ncm-dbt-01 578136 8 0 5 3 -254.25 ± 135.69 1 3 0 0 0 -1199.83 ± 250.99
451745 ncm-dbt-05 582277 492 4 318 170 -262.36 ± 18.61 74 167 4 1 0 -763.39 ± 272.99
451744 ncm-dbt-04 566454 500 13 321 166 -249.64 ± 19.74 75 159 15 1 0 -581.4 ± 95.42
451743 ncm-dbt-03 585421 500 11 326 163 -257.59 ± 19.49 78 159 13 0 0 -629.41 ± 104.8
451742 ncm-dbt-01 582987 500 11 320 169 -250.76 ± 19.13 73 164 12 1 0 -616.2 ± 109.19
451741 ncm-dbt-02 584706 500 7 326 167 -262.24 ± 18.98 78 163 9 0 0 -694.7 ± 134.18
451740 ncm-dbt-05 579868 500 8 323 169 -257.59 ± 20.01 80 155 15 0 0 -603.84 ± 95.91
451739 ncm-dbt-04 566493 500 7 321 172 -256.44 ± 18.25 73 168 9 0 0 -694.7 ± 134.18
451738 ncm-dbt-03 585464 500 6 336 158 -275.45 ± 20.87 89 153 7 1 0 -694.74 ± 156.93
451737 ncm-dbt-01 581277 500 8 313 179 -246.3 ± 17.51 66 173 11 0 0 -659.13 ± 116.77
451736 ncm-dbt-02 584958 500 9 327 164 -261.07 ± 18.83 77 164 9 0 0 -694.7 ± 134.18
451735 ncm-dbt-05 582152 500 6 316 178 -251.89 ± 17.11 67 176 7 0 0 -739.05 ± 163.27
451734 ncm-dbt-04 568116 500 6 327 167 -264.59 ± 18.98 79 163 8 0 0 -715.51 ± 146.53
451733 ncm-dbt-03 587962 500 7 320 173 -255.29 ± 18.39 73 167 10 0 0 -676.04 ± 124.55
451732 ncm-dbt-01 584790 500 7 321 172 -256.44 ± 18.25 73 168 9 0 0 -694.7 ± 134.18
451731 ncm-dbt-02 586646 500 11 326 163 -257.59 ± 19.75 79 157 14 0 0 -616.18 ± 100.06
451730 ncm-dbt-05 578136 500 6 333 161 -271.78 ± 19.86 85 157 8 0 0 -715.51 ± 146.53
451729 ncm-dbt-04 566928 500 7 334 159 -271.78 ± 20.15 86 155 9 0 0 -694.7 ± 134.18
451728 ncm-dbt-03 586943 500 5 333 162 -272.99 ± 20.29 87 154 9 0 0 -694.7 ± 134.18
451727 ncm-dbt-02 584874 500 10 331 159 -264.59 ± 20.63 84 154 11 1 0 -629.43 ± 115.29
451726 ncm-dbt-01 582068 500 6 313 181 -248.52 ± 17.25 66 175 9 0 0 -694.7 ± 134.18
451725 ncm-dbt-05 582235 500 9 317 174 -249.64 ± 18.73 72 164 14 0 0 -616.18 ± 100.06
451724 ncm-dbt-03 585801 500 8 331 161 -266.97 ± 20.12 83 158 8 1 0 -676.08 ± 142.43
451723 ncm-dbt-04 569669 500 9 325 166 -258.74 ± 19.09 77 162 11 0 0 -659.13 ± 116.77
451722 ncm-dbt-02 585928 500 5 332 163 -271.78 ± 19.86 85 157 8 0 0 -715.51 ± 146.53
451721 ncm-dbt-01 582152 500 3 327 170 -268.16 ± 19.13 80 165 4 1 0 -766.23 ± 273.11
451720 ncm-dbt-05 580821 500 10 339 151 -274.22 ± 21.55 92 145 13 0 0 -629.41 ± 104.8
451719 ncm-dbt-03 587664 500 9 327 164 -261.07 ± 20.19 80 160 8 2 0 -643.7 ± 134.88
451718 ncm-dbt-01 581485 500 8 334 158 -270.57 ± 20.28 86 154 10 0 0 -676.04 ± 124.55
451717 ncm-dbt-04 567601 500 6 317 177 -253.02 ± 18.1 71 169 10 0 0 -676.04 ± 124.55
451716 ncm-dbt-02 586604 500 7 314 179 -248.52 ± 17.79 68 171 11 0 0 -659.13 ± 116.77
451715 ncm-dbt-05 580116 500 7 326 167 -262.24 ± 18.98 78 163 9 0 0 -694.7 ± 134.18
451714 ncm-dbt-03 586604 500 6 325 169 -262.24 ± 18.7 77 165 8 0 0 -715.51 ± 146.53
451713 ncm-dbt-04 567324 500 7 325 168 -261.07 ± 19.11 78 162 10 0 0 -676.04 ± 124.55
451712 ncm-dbt-01 584706 500 5 318 177 -255.29 ± 18.39 73 167 10 0 0 -676.04 ± 124.55
451711 ncm-dbt-02 585548 500 6 340 154 -280.42 ± 20.3 90 154 6 0 0 -766.17 ± 188.02
451710 ncm-dbt-03 587367 500 4 319 177 -257.59 ± 17.83 72 171 7 0 0 -739.05 ± 163.27
451709 ncm-dbt-05 580530 500 4 311 185 -248.52 ± 16.68 64 179 7 0 0 -739.05 ± 163.27
451708 ncm-dbt-04 566257 500 7 340 153 -279.16 ± 20.45 90 153 7 0 0 -739.05 ± 163.27
451707 ncm-dbt-02 586350 500 7 330 163 -266.96 ± 18.99 80 163 7 0 0 -739.05 ± 163.27
451706 ncm-dbt-01 585674 500 9 321 170 -254.15 ± 18.52 73 166 11 0 0 -659.13 ± 116.77

Commit

Commit ID 960d59d54143d84aab26deae65279a611fc989f4
Author protonspring
Date 2020-03-04 06:11:48 UTC
Consolidate Square Flipping Add a flip_rank() and flip_file() so that all of the square flipping can be consolidated. STC LLR: 2.94 (-2.94,2.94) {-1.50,0.50} Total: 57234 W: 11064 L: 10969 D: 35201 Ptnml(0-2): 822, 6562, 13801, 6563, 869 http://tests.stockfishchess.org/tests/view/5e5d2f2aafe6254521f2ffaa closes https://github.com/official-stockfish/Stockfish/pull/2568 No functional change.
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