Dev Builds » 20200506-1420

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 06:26:35 584648 3996 69 2579 1348 -256.52 ± 6.69 603 1305 89 1 0 -653.03 ± 36.59
ncm-dbt-02 06:26:01 586219 3998 66 2584 1348 -257.49 ± 6.72 609 1301 88 1 0 -655.08 ± 36.8
ncm-dbt-03 06:26:06 585381 3992 77 2562 1353 -253.3 ± 6.62 586 1314 95 1 0 -641.49 ± 35.38
ncm-dbt-04 06:26:19 567988 4016 49 2599 1368 -260.47 ± 6.76 624 1305 76 3 0 -672.41 ± 39.63
ncm-dbt-05 06:26:10 582890 3998 63 2561 1374 -254.62 ± 6.63 587 1329 79 3 1 -661.11 ± 38.8
20000 324 12885 6791 -256.47 ± 2.99 3009 6554 427 9 1 -656.36 ± 16.52

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
466700 ncm-dbt-04 568434 16 1 11 4 -254.53 ± 206.75 4 2 2 0 0 -337.87 ± 515.83
466699 ncm-dbt-03 585506 492 7 311 174 -250.7 ± 17.99 68 168 10 0 0 -673.18 ± 124.53
466698 ncm-dbt-02 585843 498 10 323 165 -256.73 ± 19.16 76 161 12 0 0 -642.95 ± 110.29
466697 ncm-dbt-01 583824 496 10 321 165 -255.87 ± 19.37 76 159 13 0 0 -627.97 ± 104.79
466696 ncm-dbt-05 582527 498 9 325 164 -260.21 ± 19.6 79 158 12 0 0 -642.95 ± 110.29
466695 ncm-dbt-04 568951 500 7 316 177 -250.76 ± 18.88 72 166 11 1 0 -629.43 ± 115.29
466694 ncm-dbt-02 586646 500 9 310 181 -241.91 ± 17.46 63 176 10 1 0 -643.7 ± 122.54
466693 ncm-dbt-01 584748 500 8 315 177 -248.52 ± 18.85 71 166 12 1 0 -616.2 ± 109.19
466692 ncm-dbt-03 585674 500 9 320 171 -253.02 ± 18.37 72 167 11 0 0 -659.13 ± 116.77
466691 ncm-dbt-05 583782 500 4 341 155 -284.21 ± 20.75 93 151 6 0 0 -766.17 ± 188.02
466690 ncm-dbt-04 570709 500 7 323 170 -258.74 ± 19.09 77 162 11 0 0 -659.13 ± 116.77
466689 ncm-dbt-02 586181 500 11 313 176 -243.0 ± 17.87 66 170 14 0 0 -616.18 ± 100.06
466688 ncm-dbt-01 581860 500 12 319 169 -248.52 ± 18.06 69 169 12 0 0 -643.67 ± 110.29
466687 ncm-dbt-03 584664 500 14 308 178 -234.38 ± 16.97 59 176 15 0 0 -603.84 ± 95.91
466686 ncm-dbt-05 581818 500 6 315 179 -250.76 ± 16.68 65 179 6 0 0 -766.17 ± 188.02
466685 ncm-dbt-04 567878 500 8 332 160 -268.16 ± 21.07 87 151 11 1 0 -629.43 ± 115.29
466684 ncm-dbt-05 581527 500 13 319 168 -247.41 ± 19.45 73 161 15 1 0 -581.4 ± 95.42
466683 ncm-dbt-01 582235 500 4 318 178 -256.44 ± 17.1 69 176 5 0 0 -798.18 ± 231.48
466682 ncm-dbt-02 587070 500 10 321 169 -253.02 ± 18.91 74 163 13 0 0 -629.41 ± 104.8
466681 ncm-dbt-03 584159 500 9 320 171 -253.02 ± 18.64 73 165 12 0 0 -643.67 ± 110.29
466680 ncm-dbt-04 568037 500 3 327 170 -268.16 ± 18.84 80 164 6 0 0 -766.17 ± 188.02
466679 ncm-dbt-05 583070 500 6 305 189 -239.74 ± 17.69 61 179 9 0 1 -659.17 ± 131.36
466678 ncm-dbt-03 584369 500 8 331 161 -266.96 ± 19.84 83 157 10 0 0 -676.04 ± 124.55
466677 ncm-dbt-02 587325 500 9 326 165 -259.9 ± 20.04 81 155 14 0 0 -616.18 ± 100.06
466676 ncm-dbt-01 584579 500 9 315 176 -247.41 ± 17.92 68 170 12 0 0 -643.67 ± 110.29
466675 ncm-dbt-04 564252 500 6 324 170 -261.07 ± 18.26 75 168 7 0 0 -739.05 ± 163.27
466674 ncm-dbt-05 584832 500 14 306 180 -232.26 ± 18.4 62 170 16 2 0 -552.08 ± 90.59
466673 ncm-dbt-01 587409 500 6 332 162 -270.57 ± 19.71 84 158 8 0 0 -715.51 ± 146.53
466672 ncm-dbt-03 585674 500 7 326 167 -262.24 ± 18.7 77 165 8 0 0 -715.51 ± 146.53
466671 ncm-dbt-02 586646 500 5 342 153 -284.21 ± 21.05 94 149 7 0 0 -739.05 ± 163.27
466670 ncm-dbt-04 568315 500 9 319 172 -251.89 ± 19.02 74 162 14 0 0 -616.18 ± 100.06
466669 ncm-dbt-05 581028 500 5 322 173 -259.9 ± 18.12 74 169 7 0 0 -739.05 ± 163.27
466668 ncm-dbt-02 584874 500 8 319 173 -253.02 ± 18.64 73 165 12 0 0 -643.67 ± 110.29
466667 ncm-dbt-03 584874 500 6 322 172 -258.74 ± 19.09 77 162 11 0 0 -659.13 ± 116.77
466666 ncm-dbt-04 568474 500 1 329 170 -272.99 ± 18.19 80 168 2 0 0 -958.31 ± 196.57
466665 ncm-dbt-01 586435 500 9 328 163 -262.24 ± 20.07 82 155 13 0 0 -629.41 ± 104.8
466664 ncm-dbt-02 585169 500 4 330 166 -270.57 ± 19.13 82 162 6 0 0 -766.17 ± 188.02
466663 ncm-dbt-04 566849 500 7 318 175 -253.02 ± 19.42 75 162 12 1 0 -616.2 ± 109.19
466662 ncm-dbt-05 584537 500 6 328 166 -265.77 ± 19.13 80 162 8 0 0 -715.51 ± 146.53
466661 ncm-dbt-03 588132 500 17 324 159 -248.52 ± 20.32 77 154 18 1 0 -552.08 ± 85.8
466660 ncm-dbt-01 586097 500 11 331 158 -263.41 ± 20.48 84 152 14 0 0 -616.18 ± 100.06

Commit

Commit ID a91cb9fc1bc403dd610b3e17f022b5afa94dff49
Author xoto10
Date 2020-05-06 14:20:01 UTC
Penalty for all enemy pawns xrayed by our bishop. STC: LLR: 2.93 (-2.94,2.94) {-0.50,1.50} Total: 159760 W: 30229 L: 29813 D: 99718 Ptnml(0-2): 2659, 18309, 37534, 18713, 2665 https://tests.stockfishchess.org/tests/view/5eb1d5032326444a3b6d33ce LTC: LLR: 2.93 (-2.94,2.94) {0.25,1.75} Total: 26496 W: 3908 L: 3656 D: 18932 Ptnml(0-2): 192, 2512, 7610, 2720, 214 https://tests.stockfishchess.org/tests/view/5eb1e2dd2326444a3b6d33f9 closes https://github.com/official-stockfish/Stockfish/pull/2662 Bench 5185517
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