Dev Builds » 20200609-1611

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 06:28:41 582211 4000 59 2546 1395 -252.88 ± 6.47 573 1342 84 1 0 -663.25 ± 37.69
ncm-dbt-02 06:29:39 585970 4004 63 2625 1316 -263.33 ± 7.03 654 1256 90 2 0 -647.62 ± 36.37
ncm-dbt-03 06:27:50 585976 4000 65 2591 1344 -258.46 ± 6.71 611 1306 81 2 0 -665.33 ± 38.39
ncm-dbt-04 06:29:47 567881 4004 70 2566 1368 -253.8 ± 6.61 590 1316 96 0 0 -643.87 ± 35.18
ncm-dbt-05 06:30:02 582698 3992 66 2568 1358 -255.73 ± 6.64 595 1313 87 1 0 -656.8 ± 37.02
20000 323 12896 6781 -256.82 ± 2.99 3023 6533 438 6 0 -655.17 ± 16.31

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
444572 ncm-dbt-04 569470 4 0 2 2 -190.27 ± 27.79 0 2 0 0 0 -1199.83 ± 312.71
444571 ncm-dbt-02 586985 4 0 2 2 -190.27 ± 27.79 0 2 0 0 0 -1199.83 ± 312.71
444570 ncm-dbt-05 582068 492 8 309 175 -247.29 ± 17.83 66 169 11 0 0 -656.27 ± 116.75
444569 ncm-dbt-01 581111 500 4 317 179 -255.29 ± 18.11 72 169 9 0 0 -694.7 ± 134.18
444568 ncm-dbt-03 584285 500 5 332 163 -271.78 ± 19.86 84 160 5 1 0 -739.1 ± 208.89
444567 ncm-dbt-04 565981 500 13 323 164 -251.89 ± 19.02 74 162 14 0 0 -616.18 ± 100.06
444566 ncm-dbt-02 584537 500 8 333 159 -269.36 ± 20.41 86 153 11 0 0 -659.13 ± 116.77
444565 ncm-dbt-01 584832 500 7 313 180 -247.41 ± 17.38 66 174 10 0 0 -676.04 ± 124.55
444564 ncm-dbt-02 585253 500 11 317 172 -247.41 ± 18.96 72 162 16 0 0 -592.27 ± 92.24
444563 ncm-dbt-04 566770 500 12 315 173 -244.09 ± 18.01 67 169 14 0 0 -616.18 ± 100.06
444562 ncm-dbt-05 584201 500 6 333 161 -271.78 ± 19.86 85 157 8 0 0 -715.51 ± 146.53
444561 ncm-dbt-03 585928 500 5 322 173 -259.9 ± 18.12 74 169 7 0 0 -739.05 ± 163.27
444560 ncm-dbt-04 569430 500 10 312 178 -243.0 ± 17.61 65 172 13 0 0 -629.41 ± 104.8
444559 ncm-dbt-01 579578 500 10 323 167 -255.29 ± 19.19 76 161 13 0 0 -629.41 ± 104.8
444558 ncm-dbt-05 581902 500 12 332 156 -263.41 ± 19.95 82 156 12 0 0 -643.67 ± 110.29
444557 ncm-dbt-03 585801 500 10 320 170 -251.89 ± 18.5 72 166 12 0 0 -643.67 ± 110.29
444556 ncm-dbt-02 585717 500 8 326 166 -261.07 ± 19.92 81 156 13 0 0 -629.41 ± 104.8
444555 ncm-dbt-04 566493 500 9 321 170 -254.15 ± 18.78 74 164 12 0 0 -643.67 ± 110.29
444554 ncm-dbt-05 579207 500 9 307 184 -238.66 ± 17.29 61 177 11 1 0 -629.43 ± 115.29
444553 ncm-dbt-01 585253 500 5 326 169 -264.59 ± 18.98 79 163 8 0 0 -715.51 ± 146.53
444552 ncm-dbt-03 586646 500 7 315 178 -249.64 ± 17.67 67 175 7 1 0 -694.74 ± 156.93
444551 ncm-dbt-02 586774 500 7 333 160 -270.57 ± 20.28 85 157 7 1 0 -694.74 ± 156.93
444550 ncm-dbt-04 568196 500 6 320 174 -256.44 ± 19.07 76 162 12 0 0 -643.67 ± 110.29
444549 ncm-dbt-05 582193 500 10 331 159 -264.59 ± 20.36 84 153 13 0 0 -629.41 ± 104.8
444548 ncm-dbt-03 586054 500 9 327 164 -261.07 ± 19.66 80 158 12 0 0 -643.67 ± 110.29
444547 ncm-dbt-01 584748 500 11 316 173 -246.3 ± 18.56 70 165 15 0 0 -603.84 ± 95.91
444546 ncm-dbt-02 587367 500 6 325 169 -262.24 ± 19.26 79 161 10 0 0 -676.04 ± 124.55
444545 ncm-dbt-03 586097 500 9 322 169 -255.29 ± 19.72 78 157 15 0 0 -603.84 ± 95.91
444544 ncm-dbt-04 567482 500 4 318 178 -256.44 ± 17.97 72 170 8 0 0 -715.51 ± 146.53
444543 ncm-dbt-05 583824 500 6 318 176 -254.15 ± 17.97 71 170 9 0 0 -694.7 ± 134.18
444542 ncm-dbt-01 576987 500 7 310 183 -244.09 ± 16.95 63 177 10 0 0 -676.04 ± 124.55
444541 ncm-dbt-02 581985 500 4 332 164 -272.99 ± 20.01 86 156 8 0 0 -715.51 ± 146.53
444540 ncm-dbt-01 581735 500 7 325 168 -261.07 ± 18.83 77 164 9 0 0 -694.7 ± 134.18
444539 ncm-dbt-05 583950 500 10 314 176 -245.19 ± 18.16 68 168 14 0 0 -616.18 ± 100.06
444538 ncm-dbt-04 568633 500 8 331 161 -266.96 ± 20.12 84 155 11 0 0 -659.13 ± 116.77
444537 ncm-dbt-03 586012 500 5 324 171 -262.24 ± 18.41 76 167 7 0 0 -739.05 ± 163.27
444536 ncm-dbt-02 587919 500 10 337 153 -271.78 ± 21.78 91 146 12 1 0 -616.2 ± 109.19
444535 ncm-dbt-03 586985 500 15 329 156 -256.44 ± 20.12 80 154 16 0 0 -592.27 ± 92.24
444534 ncm-dbt-01 583447 500 8 316 176 -249.64 ± 18.47 70 169 10 1 0 -643.7 ± 122.54
444533 ncm-dbt-05 584243 500 5 324 171 -262.24 ± 18.98 78 163 9 0 0 -694.7 ± 134.18
444532 ncm-dbt-02 587197 500 9 320 171 -253.02 ± 18.91 74 163 13 0 0 -629.41 ± 104.8
444531 ncm-dbt-04 568474 500 8 324 168 -258.74 ± 19.36 78 160 12 0 0 -643.67 ± 110.29

Commit

Commit ID 902309020a8ebf97a649cacfdc2dc2881b630966
Author xoto10
Date 2020-06-09 16:11:44 UTC
join scale_factor, initiative and mg+eg reduction Merging this code into one function `winnable()`. Should allow common concepts used to adjust the eg value, either by addition or scaling, to be combined more effectively. Improve trace function. closes https://github.com/official-stockfish/Stockfish/pull/2710 No functional change.
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