Dev Builds » 20200624-1959

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 06:29:42 584494 4006 65 2568 1373 -254.62 ± 6.61 591 1323 87 2 0 -653.48 ± 37.01
ncm-dbt-02 06:30:29 586590 4000 60 2539 1401 -251.75 ± 6.45 566 1350 81 3 0 -661.2 ± 38.36
ncm-dbt-03 06:28:37 585468 4000 73 2567 1360 -253.87 ± 6.67 593 1310 95 2 0 -638.22 ± 35.38
ncm-dbt-04 06:29:30 568517 4000 63 2574 1363 -256.3 ± 6.52 590 1331 79 0 0 -678.3 ± 38.9
ncm-dbt-05 06:30:30 582320 3994 75 2544 1375 -250.87 ± 6.6 575 1322 97 3 0 -630.89 ± 34.98
20000 336 12792 6872 -253.48 ± 2.94 2915 6636 439 10 0 -651.65 ± 16.29

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
463000 ncm-dbt-01 584790 6 0 3 3 -190.46 ± 18.51 0 3 0 0 0 -1199.83 ± 276.48
462999 ncm-dbt-05 576701 494 14 301 179 -230.67 ± 17.38 58 171 18 0 0 -568.91 ± 86.0
462998 ncm-dbt-02 585717 500 7 325 168 -261.07 ± 19.66 80 158 12 0 0 -643.67 ± 110.29
462997 ncm-dbt-04 569509 500 10 328 162 -261.07 ± 19.66 80 158 12 0 0 -643.67 ± 110.29
462996 ncm-dbt-03 586943 500 8 324 168 -258.74 ± 19.63 79 158 13 0 0 -629.41 ± 104.8
462995 ncm-dbt-01 586646 500 7 326 167 -262.24 ± 19.8 80 160 9 1 0 -659.17 ± 131.36
462994 ncm-dbt-02 584916 500 7 319 174 -254.16 ± 19.31 75 163 11 1 0 -629.43 ± 115.29
462993 ncm-dbt-05 583321 500 10 313 177 -244.09 ± 17.49 65 173 12 0 0 -643.67 ± 110.29
462992 ncm-dbt-04 567324 500 6 325 169 -262.24 ± 18.41 76 167 7 0 0 -739.05 ± 163.27
462991 ncm-dbt-03 586266 500 8 316 176 -249.64 ± 17.94 69 170 11 0 0 -659.13 ± 116.77
462990 ncm-dbt-01 585253 500 8 312 180 -245.2 ± 17.9 66 173 10 1 0 -643.7 ± 122.54
462989 ncm-dbt-02 585970 500 7 318 175 -253.02 ± 17.26 68 175 7 0 0 -739.05 ± 163.27
462988 ncm-dbt-05 579661 500 8 319 173 -253.02 ± 18.91 74 163 13 0 0 -629.41 ± 104.8
462987 ncm-dbt-04 569669 500 5 305 190 -240.82 ± 16.51 60 180 10 0 0 -676.04 ± 124.55
462986 ncm-dbt-03 583196 500 5 311 184 -247.41 ± 17.38 66 174 10 0 0 -676.04 ± 124.55
462985 ncm-dbt-01 584832 500 5 313 182 -249.64 ± 17.67 68 172 10 0 0 -676.04 ± 124.55
462984 ncm-dbt-02 585801 500 10 312 178 -243.0 ± 18.38 68 166 16 0 0 -592.27 ± 92.24
462983 ncm-dbt-04 568673 500 7 339 154 -277.92 ± 20.6 90 152 8 0 0 -715.51 ± 146.53
462982 ncm-dbt-05 585211 500 4 329 167 -269.36 ± 19.85 84 157 9 0 0 -694.7 ± 134.18
462981 ncm-dbt-03 586858 500 11 314 175 -244.1 ± 18.01 66 172 11 1 0 -629.43 ± 115.29
462980 ncm-dbt-01 582694 500 8 331 161 -266.96 ± 19.84 83 157 10 0 0 -676.04 ± 124.55
462979 ncm-dbt-02 586901 500 6 318 176 -254.15 ± 17.97 71 170 9 0 0 -694.7 ± 134.18
462978 ncm-dbt-05 582277 500 9 321 170 -254.15 ± 18.24 72 168 10 0 0 -676.04 ± 124.55
462977 ncm-dbt-04 565233 500 10 320 170 -251.89 ± 19.02 74 162 14 0 0 -616.18 ± 100.06
462976 ncm-dbt-03 585717 500 8 332 160 -268.16 ± 20.54 86 152 12 0 0 -643.67 ± 110.29
462975 ncm-dbt-01 585506 500 9 309 182 -240.82 ± 16.78 61 178 11 0 0 -659.13 ± 116.77
462974 ncm-dbt-02 586858 500 6 317 177 -253.02 ± 18.37 71 170 8 1 0 -676.08 ± 142.43
462973 ncm-dbt-03 584285 500 17 324 159 -248.52 ± 19.6 75 157 18 0 0 -571.09 ± 86.01
462972 ncm-dbt-04 567997 500 4 328 168 -268.16 ± 18.24 78 168 4 0 0 -837.28 ± 240.94
462971 ncm-dbt-01 581236 500 8 323 169 -257.59 ± 18.68 75 165 10 0 0 -676.04 ± 124.55
462970 ncm-dbt-05 583740 500 5 317 178 -254.15 ± 18.52 73 166 11 0 0 -659.13 ± 116.77
462969 ncm-dbt-04 570188 500 14 316 170 -243.0 ± 17.87 66 170 14 0 0 -616.18 ± 100.06
462968 ncm-dbt-02 589112 500 9 310 181 -241.91 ± 16.38 60 181 9 0 0 -694.7 ± 134.18
462967 ncm-dbt-01 584832 500 8 325 167 -259.9 ± 19.24 78 161 11 0 0 -659.13 ± 116.77
462966 ncm-dbt-03 582819 500 4 320 176 -258.75 ± 18.54 74 169 6 1 0 -715.55 ± 177.2
462965 ncm-dbt-05 582861 500 11 328 161 -259.9 ± 20.04 80 158 11 1 0 -629.43 ± 115.29
462964 ncm-dbt-01 584664 500 12 326 162 -256.44 ± 20.12 80 154 16 0 0 -592.27 ± 92.24
462963 ncm-dbt-05 584790 500 14 316 170 -243.0 ± 19.12 69 166 13 2 0 -581.4 ± 101.74
462962 ncm-dbt-03 587664 500 12 326 162 -256.44 ± 19.6 78 158 14 0 0 -616.18 ± 100.06
462961 ncm-dbt-04 569549 500 7 313 180 -247.41 ± 17.38 66 174 10 0 0 -676.04 ± 124.55
462960 ncm-dbt-02 587452 500 8 320 172 -254.16 ± 18.78 73 167 9 1 0 -659.17 ± 131.36

Commit

Commit ID 527d832a6de81c455cc8818e85c309fa1443f862
Author Niklas Fiekas
Date 2020-06-24 19:59:57 UTC
Support ARCH=armv8 in Makefile (#2355) Tested with bench run after compiling with - g++ (Debian 6.3.0-18+deb9u1) 6.3.0 20170516 - clang version 3.8.1-24 on ThunderX CN8890. closes https://github.com/official-stockfish/Stockfish/pull/2760 fixes https://github.com/official-stockfish/Stockfish/issues/2355 No functional change.
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