Dev Builds » 20200606-1418

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 06:30:19 584504 4006 74 2582 1350 -255.33 ± 6.73 605 1299 98 1 0 -636.69 ± 34.82
ncm-dbt-02 06:27:43 586219 4000 79 2591 1330 -256.44 ± 6.82 614 1286 98 2 0 -632.9 ± 34.82
ncm-dbt-03 06:29:52 585805 4002 70 2551 1381 -251.86 ± 6.55 578 1325 98 0 0 -640.11 ± 34.81
ncm-dbt-04 06:29:29 568302 4000 83 2616 1301 -259.47 ± 6.98 637 1261 100 2 0 -629.43 ± 34.46
ncm-dbt-05 06:30:19 582355 3992 82 2553 1357 -251.32 ± 6.74 588 1298 107 3 0 -614.26 ± 33.27
20000 388 12893 6719 -254.87 ± 3.02 3022 6469 501 8 0 -630.47 ± 15.25

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
464809 ncm-dbt-03 588558 2 0 1 1 -189.7 ± 55.98 0 1 0 0 0 -1129.65 ± 376.02
464808 ncm-dbt-01 584411 6 0 4 2 -278.86 ± 222.92 1 2 0 0 0 -1199.83 ± 276.48
464807 ncm-dbt-05 583279 492 7 319 166 -259.99 ± 20.27 80 152 14 0 0 -613.3 ± 100.04
464806 ncm-dbt-04 569151 500 10 331 159 -264.59 ± 20.63 84 154 11 1 0 -629.43 ± 115.29
464805 ncm-dbt-02 587070 500 14 323 163 -250.76 ± 20.61 79 152 18 1 0 -552.08 ± 85.8
464804 ncm-dbt-03 586308 500 13 322 165 -250.76 ± 19.14 74 161 15 0 0 -603.84 ± 95.91
464803 ncm-dbt-01 584832 500 6 310 184 -245.19 ± 17.9 67 170 13 0 0 -629.41 ± 104.8
464802 ncm-dbt-05 579661 500 8 317 175 -250.76 ± 17.81 69 171 10 0 0 -676.04 ± 124.55
464801 ncm-dbt-02 585801 500 9 335 156 -270.57 ± 20.28 86 154 10 0 0 -676.04 ± 124.55
464800 ncm-dbt-04 567640 500 5 317 178 -254.15 ± 17.68 70 172 8 0 0 -715.51 ± 146.53
464799 ncm-dbt-03 585084 500 9 303 188 -234.38 ± 16.71 58 178 14 0 0 -616.18 ± 100.06
464798 ncm-dbt-01 585379 500 7 328 165 -264.59 ± 19.27 80 161 9 0 0 -694.7 ± 134.18
464797 ncm-dbt-02 587367 500 12 321 167 -250.76 ± 19.14 74 161 15 0 0 -603.84 ± 95.91
464796 ncm-dbt-05 581818 500 9 328 163 -262.24 ± 20.59 83 154 12 1 0 -616.2 ± 109.19
464795 ncm-dbt-04 569589 500 9 325 166 -258.74 ± 19.09 77 162 11 0 0 -659.13 ± 116.77
464794 ncm-dbt-03 587749 500 8 312 180 -245.19 ± 17.36 65 174 11 0 0 -659.13 ± 116.77
464793 ncm-dbt-01 584958 500 5 319 176 -256.44 ± 17.97 72 170 8 0 0 -715.51 ± 146.53
464792 ncm-dbt-02 584411 500 8 321 171 -255.29 ± 18.11 72 169 9 0 0 -694.7 ± 134.18
464791 ncm-dbt-04 566691 500 10 333 157 -266.96 ± 20.12 84 155 11 0 0 -659.13 ± 116.77
464790 ncm-dbt-01 584327 500 16 330 154 -256.44 ± 21.59 85 145 19 1 0 -543.25 ± 83.19
464789 ncm-dbt-03 586097 500 10 332 158 -265.77 ± 19.97 83 156 11 0 0 -659.13 ± 116.77
464788 ncm-dbt-05 581860 500 9 319 172 -251.89 ± 19.28 75 160 15 0 0 -603.84 ± 95.91
464787 ncm-dbt-02 589240 500 5 321 174 -258.74 ± 18.26 74 168 8 0 0 -715.51 ± 146.53
464786 ncm-dbt-01 586054 500 6 318 176 -254.15 ± 17.4 69 174 7 0 0 -739.05 ± 163.27
464785 ncm-dbt-03 585379 500 10 316 174 -247.41 ± 18.18 69 168 13 0 0 -629.41 ± 104.8
464784 ncm-dbt-04 569151 500 14 336 150 -265.77 ± 22.05 91 140 19 0 0 -561.34 ± 83.33
464783 ncm-dbt-05 585717 500 9 315 176 -247.41 ± 17.65 67 172 11 0 0 -659.13 ± 116.77
464782 ncm-dbt-02 582527 500 14 325 161 -253.02 ± 19.68 77 157 16 0 0 -592.27 ± 92.24
464781 ncm-dbt-01 580282 500 12 313 175 -241.91 ± 17.46 64 173 13 0 0 -629.41 ± 104.8
464780 ncm-dbt-03 584243 500 8 324 168 -258.74 ± 19.09 77 162 11 0 0 -659.13 ± 116.77
464779 ncm-dbt-04 567047 500 11 322 167 -253.02 ± 19.17 75 161 14 0 0 -616.18 ± 100.06
464778 ncm-dbt-05 581153 500 12 316 172 -245.2 ± 18.92 70 165 14 1 0 -592.29 ± 99.42
463356 ncm-dbt-03 583237 500 4 318 178 -256.44 ± 18.25 73 168 9 0 0 -694.7 ± 134.18
463355 ncm-dbt-01 585674 500 8 338 154 -275.44 ± 20.59 89 152 9 0 0 -694.7 ± 134.18
463354 ncm-dbt-04 568196 500 8 335 157 -271.78 ± 20.43 86 156 7 1 0 -694.74 ± 156.93
463353 ncm-dbt-02 586435 500 9 326 165 -259.9 ± 19.78 79 160 10 1 0 -643.7 ± 122.54
463352 ncm-dbt-05 584411 500 13 321 166 -249.64 ± 18.99 72 165 12 1 0 -616.2 ± 109.19
463351 ncm-dbt-03 585590 500 8 323 169 -257.59 ± 19.75 79 157 14 0 0 -616.18 ± 100.06
463350 ncm-dbt-02 586901 500 8 319 173 -253.02 ± 18.64 73 165 12 0 0 -643.67 ± 110.29
463349 ncm-dbt-04 568951 500 16 317 167 -241.91 ± 18.98 70 161 19 0 0 -561.34 ± 83.33
463348 ncm-dbt-01 584622 500 14 322 164 -249.64 ± 20.23 78 152 20 0 0 -552.07 ± 80.89
463347 ncm-dbt-05 580945 500 15 318 167 -244.09 ± 19.27 72 159 19 0 0 -561.34 ± 83.33

Commit

Commit ID 15e190e9428b21fbfe29ce020c456077dc5fdd04
Author pb00067
Date 2020-06-06 14:18:42 UTC
Use lowply-history also on low depths STC: https://tests.stockfishchess.org/tests/view/5ed75078f29b40b0fc95a8b9 LLR: 2.93 (-2.94,2.94) {-0.50,1.50} Total: 73928 W: 14301 L: 14005 D: 45622 Ptnml(0-2): 1243, 8572, 17096, 8752, 1301 LTC: https://tests.stockfishchess.org/tests/view/5ed895e0f29b40b0fc95a976 LLR: 2.93 (-2.94,2.94) {0.25,1.75} Total: 154848 W: 19684 L: 19074 D: 116090 Ptnml(0-2): 1048, 14108, 46627, 14468, 1173 closes https://github.com/official-stockfish/Stockfish/pull/2718 bench: 4582693
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