Dev Builds » 20200811-0617

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 06:31:19 583395 4000 59 2650 1291 -268.02 ± 7.03 669 1254 76 1 0 -680.57 ± 39.69
ncm-dbt-02 06:32:45 586661 3994 54 2646 1294 -268.75 ± 7.03 669 1256 70 2 0 -689.62 ± 41.39
ncm-dbt-03 06:31:22 588059 4000 60 2650 1290 -267.87 ± 7.18 680 1232 86 2 0 -655.17 ± 37.23
ncm-dbt-04 06:31:23 568091 4016 71 2648 1297 -264.41 ± 7.03 661 1256 90 1 0 -651.98 ± 36.38
ncm-dbt-05 06:32:57 583753 3990 65 2628 1297 -264.81 ± 6.95 650 1264 80 1 0 -671.26 ± 38.66
20000 309 13222 6469 -266.76 ± 3.15 3329 6262 402 7 0 -669.12 ± 17.03

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
449404 ncm-dbt-04 569789 16 0 13 3 -393.61 ± 269.53 5 3 0 0 0 -1199.83 ± 190.04
449403 ncm-dbt-02 587197 494 9 333 152 -272.91 ± 20.73 87 150 10 0 0 -673.9 ± 124.54
449402 ncm-dbt-05 583614 490 9 318 163 -257.94 ± 19.8 77 155 13 0 0 -625.8 ± 104.78
449401 ncm-dbt-01 583531 500 8 318 174 -251.89 ± 17.68 69 172 9 0 0 -694.7 ± 134.18
449400 ncm-dbt-03 590053 500 6 333 161 -271.78 ± 20.15 86 155 9 0 0 -694.7 ± 134.18
449399 ncm-dbt-04 567799 500 7 330 163 -266.96 ± 19.28 81 161 8 0 0 -715.51 ± 146.53
449398 ncm-dbt-02 588047 500 8 331 161 -266.96 ± 20.12 84 155 11 0 0 -659.13 ± 116.77
449397 ncm-dbt-05 583237 500 3 335 162 -277.92 ± 19.71 87 158 5 0 0 -798.18 ± 231.48
449396 ncm-dbt-01 581735 500 10 331 159 -264.59 ± 20.63 85 151 14 0 0 -616.18 ± 100.06
449395 ncm-dbt-03 586985 500 12 319 169 -248.52 ± 18.33 70 167 13 0 0 -629.41 ± 104.8
449394 ncm-dbt-04 567086 500 13 330 157 -259.9 ± 20.81 84 149 17 0 0 -581.38 ± 88.96
449393 ncm-dbt-02 584495 500 6 332 162 -270.57 ± 19.42 83 160 7 0 0 -739.05 ± 163.27
449392 ncm-dbt-01 586054 500 3 342 155 -286.77 ± 20.43 93 153 4 0 0 -837.28 ± 240.94
449391 ncm-dbt-05 586012 500 7 320 173 -255.29 ± 18.39 73 167 10 0 0 -676.04 ± 124.55
449390 ncm-dbt-03 587622 500 8 340 152 -277.92 ± 22.55 97 138 15 0 0 -603.84 ± 95.91
449389 ncm-dbt-04 569869 500 9 320 171 -253.02 ± 17.82 70 171 9 0 0 -694.7 ± 134.18
449388 ncm-dbt-02 584201 500 7 328 165 -264.59 ± 18.7 78 165 7 0 0 -739.05 ± 163.27
449387 ncm-dbt-01 580365 500 3 325 172 -265.77 ± 18.25 77 168 5 0 0 -798.18 ± 231.48
449386 ncm-dbt-03 587282 500 10 332 158 -265.78 ± 21.29 87 149 13 1 0 -603.86 ± 103.96
449385 ncm-dbt-05 584748 500 8 317 175 -250.76 ± 17.81 69 171 10 0 0 -676.04 ± 124.55
449384 ncm-dbt-04 569430 500 10 322 168 -254.16 ± 19.57 76 161 12 1 0 -616.2 ± 109.19
449383 ncm-dbt-02 587409 500 5 329 166 -268.16 ± 20.54 85 155 9 1 0 -659.17 ± 131.36
449382 ncm-dbt-01 585548 500 5 325 170 -263.41 ± 17.97 75 170 5 0 0 -798.18 ± 231.48
449381 ncm-dbt-05 584076 500 7 341 152 -280.42 ± 20.6 91 152 7 0 0 -739.05 ± 163.27
449380 ncm-dbt-03 587537 500 3 348 149 -294.6 ± 21.96 101 143 6 0 0 -766.17 ± 188.02
449379 ncm-dbt-04 565941 500 6 333 161 -271.78 ± 20.15 86 155 9 0 0 -694.7 ± 134.18
449378 ncm-dbt-01 583950 500 10 337 153 -271.78 ± 21.78 91 146 12 1 0 -616.2 ± 109.19
449377 ncm-dbt-02 586477 500 7 330 163 -266.97 ± 20.12 83 158 8 1 0 -676.08 ± 142.43
449376 ncm-dbt-04 570348 500 9 325 166 -258.74 ± 19.09 77 162 11 0 0 -659.13 ± 116.77
449375 ncm-dbt-05 581985 500 6 330 164 -268.16 ± 20.54 85 155 9 1 0 -659.17 ± 131.36
449374 ncm-dbt-03 588686 500 7 335 158 -273.0 ± 21.13 89 151 9 1 0 -659.17 ± 131.36
449373 ncm-dbt-01 581735 500 13 337 150 -268.16 ± 21.85 91 142 17 0 0 -581.38 ± 88.96
449372 ncm-dbt-04 567799 500 10 336 154 -270.57 ± 21.37 90 146 14 0 0 -616.18 ± 100.06
449371 ncm-dbt-02 586266 500 8 324 168 -258.74 ± 18.82 76 164 10 0 0 -676.04 ± 124.55
449370 ncm-dbt-05 581818 500 13 335 152 -265.77 ± 20.77 86 150 14 0 0 -616.18 ± 100.06
449369 ncm-dbt-03 588558 500 4 320 176 -258.74 ± 18.54 75 166 9 0 0 -694.7 ± 134.18
449368 ncm-dbt-01 584243 500 7 335 158 -272.99 ± 20.58 88 152 10 0 0 -676.04 ± 124.55
449367 ncm-dbt-04 564762 500 7 339 154 -277.92 ± 21.17 92 148 10 0 0 -676.04 ± 124.55
449366 ncm-dbt-02 589197 500 4 339 157 -281.67 ± 21.05 93 149 8 0 0 -715.51 ± 146.53
449365 ncm-dbt-03 587749 500 10 323 167 -255.29 ± 18.93 75 163 12 0 0 -643.67 ± 110.29
449364 ncm-dbt-05 584537 500 12 332 156 -263.41 ± 19.95 82 156 12 0 0 -643.67 ± 110.29

Commit

Commit ID 4ab8b0b738fe4ae58588efb421fd7b1643b2ef66
Author Guy Vreuls
Date 2020-08-11 06:17:03 UTC
Fix parallel LTO issues on Windows This adds -save-temps to the linker flags when parallel LTO is used on MinGW/MSYS. fixes #2977 closes https://github.com/official-stockfish/Stockfish/pull/2978 No functional change.
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