Dev Builds » 20200901-0726

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 06:29:51 583417 4010 161 1999 1850 -172.06 ± 4.59 140 1569 285 11 0 -432.57 ± 20.24
ncm-dbt-02 06:30:19 585607 4000 157 1959 1884 -168.62 ± 4.64 129 1562 291 18 0 -420.19 ± 20.02
ncm-dbt-03 06:29:30 585807 4038 168 1960 1910 -165.7 ± 4.31 100 1602 307 10 0 -421.98 ± 19.49
ncm-dbt-04 06:30:12 566287 3986 185 1946 1855 -164.84 ± 4.4 98 1579 302 14 0 -417.8 ± 19.66
ncm-dbt-05 06:29:46 580974 3966 180 1955 1831 -167.34 ± 4.63 128 1530 314 11 0 -413.43 ± 19.27
20000 851 9819 9330 -167.71 ± 2.02 595 7842 1499 64 0 -421.12 ± 8.8

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
460449 ncm-dbt-01 581485 10 1 5 4 -147.05 ± 74.68 0 4 1 0 0 -381.35 ± 516.06
460448 ncm-dbt-03 586562 38 4 18 16 -134.28 ± 40.1 0 14 5 0 0 -327.75 ± 189.88
460447 ncm-dbt-05 581153 466 13 229 224 -174.33 ± 13.14 16 185 31 1 0 -447.19 ± 63.32
460446 ncm-dbt-04 565705 486 28 230 228 -153.71 ± 12.92 10 184 47 2 0 -372.37 ± 50.65
460445 ncm-dbt-02 584622 500 16 232 252 -160.64 ± 12.24 10 198 40 2 0 -406.2 ± 55.21
460444 ncm-dbt-01 584832 500 17 259 224 -183.51 ± 12.55 21 200 29 0 0 -484.24 ± 65.6
460443 ncm-dbt-03 585970 500 18 251 231 -175.43 ± 12.04 16 201 33 0 0 -460.31 ± 61.1
460442 ncm-dbt-05 577028 500 33 247 220 -158.93 ± 13.43 16 183 50 1 0 -374.11 ± 48.94
460441 ncm-dbt-04 567958 500 27 252 221 -168.4 ± 12.14 14 197 39 0 0 -429.05 ± 55.79
460440 ncm-dbt-02 585253 500 18 246 236 -171.02 ± 12.18 13 204 31 2 0 -449.35 ± 63.25
460439 ncm-dbt-01 583489 500 25 248 227 -166.66 ± 14.04 20 185 43 2 0 -393.6 ± 53.12
460438 ncm-dbt-03 587240 500 26 242 232 -160.63 ± 12.24 12 192 46 0 0 -397.71 ± 51.02
460437 ncm-dbt-04 568673 500 24 243 233 -163.21 ± 12.97 13 196 38 3 0 -406.2 ± 56.64
460436 ncm-dbt-05 582987 500 20 248 232 -171.02 ± 13.34 18 194 36 2 0 -424.28 ± 58.4
460435 ncm-dbt-02 586774 500 14 246 240 -174.55 ± 11.35 11 212 25 2 0 -484.25 ± 70.99
460434 ncm-dbt-01 582611 500 25 248 227 -166.66 ± 12.97 15 195 38 2 0 -415.05 ± 56.74
460433 ncm-dbt-03 585000 500 18 248 234 -172.78 ± 11.52 12 207 30 1 0 -466.04 ± 64.5
460432 ncm-dbt-05 584117 500 20 246 234 -169.27 ± 12.07 13 201 35 1 0 -438.95 ± 59.31
460431 ncm-dbt-04 564801 500 25 246 229 -164.93 ± 11.93 12 197 41 0 0 -419.6 ± 54.3
460430 ncm-dbt-02 585506 500 29 246 225 -161.49 ± 14.9 21 179 46 4 0 -366.78 ± 51.18
460429 ncm-dbt-01 583154 500 28 250 222 -165.79 ± 13.46 17 190 41 2 0 -401.92 ± 54.49
460428 ncm-dbt-03 587240 500 21 245 234 -167.53 ± 13.78 18 191 38 3 0 -406.2 ± 56.64
460427 ncm-dbt-05 578095 500 23 242 235 -163.21 ± 12.97 14 193 41 2 0 -401.92 ± 54.49
460426 ncm-dbt-04 567878 500 19 252 229 -175.43 ± 12.54 17 200 32 1 0 -454.76 ± 62.27
460425 ncm-dbt-02 586350 500 22 253 225 -173.66 ± 13.6 19 196 32 3 0 -433.94 ± 61.95
460424 ncm-dbt-01 584201 500 13 244 243 -173.66 ± 11.44 13 205 32 0 0 -466.03 ± 62.14
460423 ncm-dbt-03 585548 500 23 237 240 -158.93 ± 13.23 13 191 43 3 0 -385.59 ± 53.09
460422 ncm-dbt-05 581319 500 23 247 230 -167.53 ± 12.91 16 193 40 1 0 -415.05 ± 55.18
460421 ncm-dbt-02 585632 500 17 254 229 -179.0 ± 12.72 20 197 33 0 0 -460.31 ± 61.1
460420 ncm-dbt-01 584958 500 21 254 225 -175.43 ± 13.91 21 194 32 3 0 -433.94 ± 61.95
460419 ncm-dbt-04 566770 500 17 239 244 -165.79 ± 12.11 11 202 35 2 0 -429.05 ± 59.28
460418 ncm-dbt-03 585506 500 22 242 236 -164.07 ± 11.76 10 201 38 1 0 -424.28 ± 56.73
460417 ncm-dbt-05 582235 500 26 249 225 -166.66 ± 13.62 19 186 44 1 0 -397.72 ± 52.42
460416 ncm-dbt-02 586350 500 17 242 241 -168.4 ± 13.07 16 195 37 2 0 -419.61 ± 57.55
460415 ncm-dbt-01 584706 500 12 242 246 -172.78 ± 11.78 12 208 28 2 0 -466.04 ± 66.79
460414 ncm-dbt-04 562729 500 24 240 236 -160.64 ± 12.47 10 199 38 3 0 -406.2 ± 56.64
460413 ncm-dbt-03 585211 500 12 234 254 -165.79 ± 11.37 9 205 35 1 0 -438.95 ± 59.31
460412 ncm-dbt-05 580862 500 22 247 231 -168.4 ± 13.07 16 195 37 2 0 -419.61 ± 57.55
460411 ncm-dbt-03 583992 500 24 243 233 -163.21 ± 11.82 10 200 39 1 0 -419.61 ± 55.94
460410 ncm-dbt-04 565784 500 21 244 235 -166.66 ± 12.28 11 204 32 3 0 -433.94 ± 61.95
460409 ncm-dbt-01 581319 500 19 249 232 -172.78 ± 13.44 21 188 41 0 0 -419.6 ± 54.3
460408 ncm-dbt-02 584369 500 24 240 236 -160.64 ± 14.36 19 181 47 3 0 -370.41 ± 50.67

Commit

Commit ID a057f170c6920fc4d1abdae619c5259e9d80703c
Author mstembera
Date 2020-09-01 07:26:08 UTC
Use llvm linker with clang on windows for LTO. other linkers might fail to link during the LTO phase. The linker might have to be installed using `pacman -Syu mingw-w64-x86_64-lld` closes https://github.com/official-stockfish/Stockfish/pull/3084 No functional change.
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