Dev Builds » 20200818-0629

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 06:33:12 582205 3998 64 2621 1313 -263.16 ± 6.91 642 1275 80 2 0 -667.34 ± 38.64
ncm-dbt-02 06:33:57 586211 4002 75 2598 1329 -257.84 ± 6.94 630 1264 106 1 0 -622.79 ± 33.44
ncm-dbt-03 06:32:23 584489 4000 76 2636 1288 -263.42 ± 7.13 661 1241 95 3 0 -634.65 ± 35.36
ncm-dbt-04 06:33:11 568188 4000 60 2603 1337 -260.93 ± 6.78 625 1295 78 2 0 -671.7 ± 39.15
ncm-dbt-05 06:34:00 582225 4000 76 2633 1291 -262.98 ± 7.18 663 1234 101 1 1 -627.73 ± 34.28
20000 351 13091 6558 -261.66 ± 3.13 3221 6309 460 9 1 -643.7 ± 15.91

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
461139 ncm-dbt-02 584874 2 0 1 1 -189.7 ± 55.98 0 1 0 0 0 -1129.65 ± 376.02
461138 ncm-dbt-01 584117 498 14 343 141 -275.84 ± 23.14 97 136 15 1 0 -580.68 ± 95.42
461137 ncm-dbt-05 579372 500 6 329 165 -266.96 ± 19.56 82 159 9 0 0 -694.7 ± 134.18
461136 ncm-dbt-04 567720 500 8 321 171 -255.29 ± 18.11 72 169 9 0 0 -694.7 ± 134.18
461135 ncm-dbt-03 586181 500 15 332 153 -259.9 ± 21.55 86 146 17 1 0 -561.36 ± 88.68
461134 ncm-dbt-02 586646 500 8 328 164 -263.41 ± 19.12 79 162 9 0 0 -694.7 ± 134.18
461133 ncm-dbt-01 581652 500 11 331 158 -263.41 ± 19.68 81 158 11 0 0 -659.13 ± 116.77
461132 ncm-dbt-05 583489 500 6 322 172 -258.74 ± 19.09 77 162 11 0 0 -659.13 ± 116.77
461131 ncm-dbt-03 582110 500 13 321 166 -249.64 ± 18.99 73 162 15 0 0 -603.84 ± 95.91
461130 ncm-dbt-04 569111 500 5 320 175 -257.59 ± 18.12 73 169 8 0 0 -715.51 ± 146.53
461129 ncm-dbt-02 588941 500 11 325 164 -256.44 ± 20.37 81 152 17 0 0 -581.38 ± 88.96
461128 ncm-dbt-01 580489 500 3 333 164 -275.44 ± 19.41 85 160 5 0 0 -798.18 ± 231.48
461127 ncm-dbt-05 582861 500 8 337 155 -274.22 ± 20.44 88 153 9 0 0 -694.7 ± 134.18
461126 ncm-dbt-04 563900 500 6 344 150 -285.48 ± 21.2 95 148 7 0 0 -739.05 ± 163.27
461125 ncm-dbt-03 584495 500 8 328 164 -263.41 ± 19.95 82 156 12 0 0 -643.67 ± 110.29
461124 ncm-dbt-02 585970 500 9 322 169 -255.29 ± 19.19 76 161 13 0 0 -629.41 ± 104.8
461123 ncm-dbt-01 582736 500 10 330 160 -263.41 ± 19.95 82 156 12 0 0 -643.67 ± 110.29
461122 ncm-dbt-05 580365 500 14 329 157 -257.59 ± 21.01 84 147 19 0 0 -561.34 ± 83.33
461121 ncm-dbt-04 566572 500 10 322 168 -254.15 ± 19.05 75 162 13 0 0 -629.41 ± 104.8
461120 ncm-dbt-03 585421 500 9 331 160 -265.78 ± 20.77 85 153 11 1 0 -629.43 ± 115.29
461119 ncm-dbt-02 586181 500 8 335 157 -271.78 ± 21.25 89 150 10 1 0 -643.7 ± 122.54
461118 ncm-dbt-01 582027 500 5 307 188 -243.0 ± 17.61 64 175 10 1 0 -643.7 ± 122.54
461117 ncm-dbt-05 584327 500 12 322 166 -251.89 ± 19.79 77 156 17 0 0 -581.38 ± 88.96
461116 ncm-dbt-04 568832 500 10 317 173 -248.52 ± 19.6 74 160 15 1 0 -581.4 ± 95.42
461115 ncm-dbt-03 582945 500 6 330 164 -268.16 ± 19.13 81 162 7 0 0 -739.05 ± 163.27
461114 ncm-dbt-02 585970 500 8 323 169 -257.59 ± 19.75 79 157 14 0 0 -616.18 ± 100.06
461113 ncm-dbt-01 582485 500 9 322 169 -255.29 ± 18.11 72 169 9 0 0 -694.7 ± 134.18
461112 ncm-dbt-04 570428 500 4 321 175 -259.9 ± 18.12 74 169 7 0 0 -739.05 ± 163.27
461111 ncm-dbt-05 579909 500 13 326 161 -255.3 ± 20.96 80 155 14 0 1 -592.29 ± 99.42
461110 ncm-dbt-03 582485 500 6 343 151 -284.21 ± 21.64 96 145 9 0 0 -694.7 ± 134.18
461109 ncm-dbt-02 586562 500 9 316 175 -248.52 ± 19.1 73 161 16 0 0 -592.27 ± 92.24
461108 ncm-dbt-01 581818 500 4 331 165 -271.78 ± 19.57 84 159 7 0 0 -739.05 ± 163.27
461107 ncm-dbt-04 568593 500 9 328 163 -262.24 ± 19.8 80 160 9 1 0 -659.17 ± 131.36
461106 ncm-dbt-05 584159 500 12 337 151 -269.36 ± 22.0 91 144 14 1 0 -592.29 ± 99.42
461105 ncm-dbt-02 586562 500 9 326 165 -259.9 ± 19.51 79 159 12 0 0 -643.67 ± 110.29
461104 ncm-dbt-03 585717 500 11 334 155 -266.96 ± 20.92 87 149 14 0 0 -616.18 ± 100.06
461103 ncm-dbt-01 582318 500 8 324 168 -258.74 ± 19.09 77 162 11 0 0 -659.13 ± 116.77
461102 ncm-dbt-05 583321 500 5 331 164 -270.57 ± 19.71 84 158 8 0 0 -715.51 ± 146.53
461101 ncm-dbt-03 586562 500 8 317 175 -250.76 ± 18.62 71 168 10 1 0 -643.7 ± 122.54
461100 ncm-dbt-02 584201 500 13 322 165 -250.76 ± 19.14 74 161 15 0 0 -603.84 ± 95.91
461099 ncm-dbt-04 570348 500 8 330 162 -265.77 ± 19.69 82 158 10 0 0 -676.04 ± 124.55

Commit

Commit ID 1c0b7bdf4f77b8160cebe8af96b28230e870a136
Author VoyagerOne
Date 2020-08-18 06:29:42 UTC
Remove history bonus from Eval STC: LLR: 2.92 (-2.94,2.94) {-1.50,0.50} Total: 26776 W: 2787 L: 2725 D: 21264 https://tests.stockfishchess.org/tests/view/5f39d6beb38d442594aabd9b LTC: LLR: 2.93 (-2.94,2.94) {-1.50,0.50} Total: 12968 W: 635 L: 608 D: 11725 https://tests.stockfishchess.org/tests/view/5f39decfb38d442594aabda7 closes https://github.com/official-stockfish/Stockfish/pull/3019 Bench: 4335100
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