Dev Builds » 20210324-1611

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 06:43:35 582535 4000 321 1763 1916 -131.14 ± 4.95 70 1351 530 49 0 -291.97 ± 14.81
ncm-dbt-02 06:43:17 585743 4000 313 1818 1869 -137.47 ± 4.99 94 1353 517 36 0 -305.11 ± 14.99
ncm-dbt-03 06:43:17 584005 3992 309 1822 1861 -138.59 ± 4.86 88 1363 519 26 0 -311.01 ± 14.94
ncm-dbt-04 06:43:25 566873 4016 332 1853 1831 -138.48 ± 4.94 92 1372 509 35 0 -309.4 ± 15.11
ncm-dbt-05 06:43:45 582272 3992 310 1770 1912 -133.24 ± 4.91 69 1366 519 40 2 -299.9 ± 14.97
20000 1585 9026 9389 -135.78 ± 2.21 413 6805 2594 186 2 -303.38 ± 6.68

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
456347 ncm-dbt-04 569350 16 2 8 6 -136.89 ± 61.78 0 6 2 0 0 -337.87 ± 515.83
456346 ncm-dbt-03 584201 492 43 227 222 -136.56 ± 13.89 11 165 67 3 0 -303.56 ± 41.97
456345 ncm-dbt-05 579785 492 31 212 249 -134.1 ± 13.95 7 174 58 7 0 -306.37 ± 45.27
456344 ncm-dbt-01 581070 500 35 227 238 -140.62 ± 13.8 11 174 61 4 0 -318.25 ± 44.18
456343 ncm-dbt-02 586393 500 37 233 230 -143.89 ± 14.79 15 172 57 6 0 -318.25 ± 45.73
456342 ncm-dbt-04 562068 500 40 231 229 -139.81 ± 14.37 14 167 65 4 0 -306.84 ± 42.73
456341 ncm-dbt-03 584243 500 39 236 225 -144.71 ± 14.04 12 178 55 5 0 -330.23 ± 46.62
456340 ncm-dbt-05 582987 500 38 223 239 -134.95 ± 13.78 7 177 61 4 1 -312.48 ± 44.19
456339 ncm-dbt-01 582318 500 36 220 244 -134.15 ± 14.15 12 164 70 4 0 -293.29 ± 41.07
456338 ncm-dbt-02 585295 500 31 225 244 -142.25 ± 12.78 7 183 57 3 0 -336.46 ± 45.77
456337 ncm-dbt-04 564683 500 35 243 222 -153.86 ± 13.88 16 178 54 2 0 -352.8 ± 47.05
456336 ncm-dbt-03 582778 500 42 222 236 -130.94 ± 14.04 12 159 76 3 0 -282.94 ± 39.21
456335 ncm-dbt-05 582569 500 34 217 249 -133.34 ± 14.34 10 170 63 7 0 -295.94 ± 43.42
456334 ncm-dbt-01 584706 500 39 232 229 -141.44 ± 13.96 11 176 58 5 0 -321.19 ± 45.36
456333 ncm-dbt-02 585632 500 47 224 229 -128.55 ± 14.26 12 157 77 4 0 -275.45 ± 39.01
456332 ncm-dbt-04 565548 500 39 233 228 -142.25 ± 14.66 14 172 58 6 0 -315.35 ± 45.33
456331 ncm-dbt-03 583321 500 39 214 247 -126.97 ± 13.76 7 167 70 6 0 -282.94 ± 41.13
456330 ncm-dbt-05 581569 500 45 228 227 -133.34 ± 13.99 9 171 64 6 0 -298.62 ± 43.1
456329 ncm-dbt-01 581943 500 41 218 241 -128.55 ± 13.91 6 173 63 8 0 -290.66 ± 43.37
456328 ncm-dbt-02 585885 500 42 237 221 -143.07 ± 15.16 17 167 60 6 0 -309.64 ± 44.55
456327 ncm-dbt-04 567086 500 42 229 229 -136.56 ± 13.36 8 175 63 4 0 -312.48 ± 43.44
456326 ncm-dbt-03 581610 500 31 218 251 -136.56 ± 12.98 10 167 73 0 0 -306.84 ± 39.69
456325 ncm-dbt-01 583782 500 42 219 239 -128.55 ± 14.26 12 157 77 4 0 -275.45 ± 39.01
456324 ncm-dbt-05 578136 500 49 229 222 -130.94 ± 12.95 6 171 70 3 0 -298.62 ± 41.01
456323 ncm-dbt-02 587113 500 43 220 237 -128.55 ± 14.59 10 165 67 8 0 -280.42 ± 42.05
456322 ncm-dbt-04 571310 500 32 237 231 -151.34 ± 14.37 17 174 56 3 0 -339.63 ± 46.2
456321 ncm-dbt-03 586943 500 39 236 225 -144.71 ± 12.26 6 187 55 2 0 -349.43 ± 46.59
456320 ncm-dbt-05 584958 500 39 227 234 -137.37 ± 13.15 9 172 67 2 0 -312.48 ± 41.9
456319 ncm-dbt-01 580738 500 45 220 235 -126.97 ± 13.22 6 167 73 4 0 -285.49 ± 40.16
456318 ncm-dbt-02 585548 500 35 215 250 -130.94 ± 12.37 4 174 70 2 0 -304.07 ± 40.91
456317 ncm-dbt-04 566336 500 51 222 227 -123.81 ± 13.81 9 157 80 4 0 -268.17 ± 38.21
456316 ncm-dbt-03 585379 500 42 231 227 -138.18 ± 14.76 15 164 66 5 0 -298.62 ± 42.41
456315 ncm-dbt-01 582987 500 38 216 246 -129.35 ± 14.41 6 177 56 11 0 -293.29 ± 45.61
456314 ncm-dbt-04 568037 500 46 235 219 -138.18 ± 13.5 9 175 62 4 0 -315.35 ± 43.81
456313 ncm-dbt-02 584579 500 48 237 215 -138.18 ± 14.41 15 162 70 3 0 -298.62 ± 41.01
456312 ncm-dbt-05 581361 500 48 219 233 -123.81 ± 14.81 11 156 77 5 1 -265.78 ± 39.12
456311 ncm-dbt-03 583572 500 34 238 228 -150.51 ± 13.83 15 176 57 2 0 -342.85 ± 45.71
456310 ncm-dbt-05 586816 500 26 215 259 -138.18 ± 14.06 10 175 59 6 0 -312.48 ± 44.93
456309 ncm-dbt-02 585506 500 30 227 243 -144.71 ± 14.23 14 173 59 4 0 -324.17 ± 44.97
456308 ncm-dbt-01 582736 500 45 211 244 -119.89 ± 14.19 6 163 72 9 0 -263.42 ± 40.52
456307 ncm-dbt-04 567442 500 45 215 240 -123.02 ± 13.82 5 168 69 8 0 -275.45 ± 41.43

Commit

Commit ID 83eac08e7562d93787f75eccd4b7781c4bd45dd3
Author Stéphane Nicolet
Date 2021-03-24 16:11:06 UTC
Small cleanups (march 2021) With help of @BM123499, @mstembera, @gvreuls, @noobpwnftw and @Fanael Thanks! Closes https://github.com/official-stockfish/Stockfish/pull/3405 No functional change
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