Dev Builds » 20210307-2010

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 06:43:02 581468 4016 328 1851 1837 -138.68 ± 5.08 104 1356 507 41 0 -305.92 ± 15.14
ncm-dbt-02 06:41:45 585792 4000 311 1803 1886 -136.16 ± 4.92 87 1351 529 33 0 -303.04 ± 14.81
ncm-dbt-03 06:42:25 586619 3990 328 1806 1856 -135.12 ± 5.0 85 1350 519 40 1 -300.48 ± 14.97
ncm-dbt-04 06:43:19 566563 3994 280 1805 1909 -139.74 ± 5.02 98 1366 497 35 1 -311.82 ± 15.3
ncm-dbt-05 06:42:57 581601 4000 318 1826 1856 -137.78 ± 4.91 87 1367 513 33 0 -308.59 ± 15.05
20000 1565 9091 9344 -137.49 ± 2.23 461 6790 2565 182 2 -305.94 ± 6.72

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
439675 ncm-dbt-01 580116 16 2 8 6 -136.9 ± 147.45 2 3 2 1 0 -190.85 ± 457.95
439674 ncm-dbt-04 566730 494 28 218 248 -140.87 ± 13.53 11 170 64 2 0 -318.76 ± 42.94
439673 ncm-dbt-03 587367 490 34 220 236 -138.83 ± 14.42 11 170 58 6 0 -311.26 ± 45.32
439672 ncm-dbt-05 581777 500 41 220 239 -130.14 ± 13.7 10 162 75 3 0 -285.49 ± 39.5
439671 ncm-dbt-02 586054 500 41 229 230 -137.37 ± 15.11 16 162 66 6 0 -293.29 ± 42.41
439670 ncm-dbt-01 581735 500 47 235 218 -137.37 ± 14.08 11 171 63 5 0 -306.84 ± 43.45
439669 ncm-dbt-03 584411 500 45 229 226 -134.15 ± 15.01 15 160 69 6 0 -285.49 ± 41.44
439668 ncm-dbt-04 564683 500 38 224 238 -135.76 ± 13.2 8 173 66 3 0 -309.64 ± 42.33
439667 ncm-dbt-05 579248 500 52 230 218 -129.35 ± 14.24 10 164 70 6 0 -282.94 ± 41.13
439666 ncm-dbt-02 585843 500 39 225 236 -135.76 ± 14.64 14 163 68 5 0 -293.29 ± 41.75
439665 ncm-dbt-01 580489 500 35 233 232 -145.54 ± 14.75 15 174 55 6 0 -324.17 ± 46.56
439664 ncm-dbt-04 567403 500 41 227 232 -135.76 ± 14.12 10 172 62 6 0 -304.07 ± 43.81
439663 ncm-dbt-03 587834 500 42 217 241 -126.97 ± 13.94 6 170 68 5 1 -288.06 ± 41.76
439662 ncm-dbt-02 586774 500 36 217 247 -131.74 ± 14.03 11 163 72 4 0 -288.06 ± 40.46
439661 ncm-dbt-05 573729 500 33 235 232 -148.85 ± 14.09 12 184 48 6 0 -346.12 ± 49.86
439660 ncm-dbt-01 578342 500 40 228 232 -137.37 ± 13.53 10 171 66 3 0 -309.64 ± 42.33
439659 ncm-dbt-03 588515 500 39 234 227 -143.07 ± 14.81 16 168 61 5 0 -312.48 ± 44.19
439658 ncm-dbt-04 568474 500 30 229 241 -146.36 ± 14.18 15 172 60 3 0 -327.18 ± 44.54
439657 ncm-dbt-05 581777 500 32 224 244 -140.62 ± 14.53 16 163 68 3 0 -304.07 ± 41.65
439656 ncm-dbt-02 584664 500 41 223 236 -132.54 ± 13.83 9 169 67 5 0 -295.94 ± 42.08
439655 ncm-dbt-01 582318 500 35 222 243 -136.56 ± 14.27 14 162 71 3 0 -295.94 ± 40.69
439654 ncm-dbt-04 566809 500 38 222 240 -134.15 ± 13.43 9 169 69 3 0 -301.33 ± 41.33
439653 ncm-dbt-03 586901 500 43 231 226 -137.37 ± 14.25 13 166 67 4 0 -301.33 ± 42.04
439652 ncm-dbt-02 584958 500 42 223 235 -131.74 ± 13.49 7 172 66 5 0 -298.62 ± 42.41
439651 ncm-dbt-05 584537 500 38 227 235 -138.18 ± 12.53 7 176 66 1 0 -321.19 ± 42.12
439650 ncm-dbt-01 583614 500 39 233 228 -142.25 ± 14.66 15 169 61 5 0 -312.48 ± 44.19
439649 ncm-dbt-04 563431 500 35 226 239 -139.81 ± 16.21 19 163 58 10 0 -293.29 ± 44.99
439648 ncm-dbt-03 588728 500 45 218 237 -125.38 ± 13.43 5 169 70 6 0 -282.94 ± 41.13
439647 ncm-dbt-02 587792 500 41 226 233 -134.95 ± 12.64 6 175 67 2 0 -312.48 ± 41.9
439646 ncm-dbt-05 586520 500 43 226 231 -133.34 ± 13.99 10 168 67 5 0 -295.94 ± 42.08
439645 ncm-dbt-01 580904 500 44 226 230 -132.54 ± 14.01 8 173 62 7 0 -298.62 ± 43.77
439644 ncm-dbt-03 585211 500 38 232 230 -142.25 ± 12.98 8 181 58 3 0 -333.32 ± 45.35
439643 ncm-dbt-01 584916 500 43 230 227 -136.56 ± 15.29 18 156 71 5 0 -285.49 ± 40.81
439642 ncm-dbt-04 565666 500 30 232 238 -148.85 ± 13.51 13 178 57 2 0 -342.85 ± 45.71
439641 ncm-dbt-05 582193 500 38 232 230 -142.25 ± 12.78 6 186 54 4 0 -339.63 ± 47.1
439640 ncm-dbt-02 584706 500 37 228 235 -139.81 ± 14.01 13 168 66 3 0 -309.64 ± 42.33
439639 ncm-dbt-03 583992 500 42 225 233 -133.34 ± 14.17 11 166 68 5 0 -293.29 ± 41.75
439638 ncm-dbt-01 580779 500 43 236 221 -141.44 ± 14.15 11 177 56 6 0 -321.19 ± 46.14
439637 ncm-dbt-04 569310 500 40 227 233 -136.56 ± 15.13 13 169 61 6 1 -301.33 ± 44.13
439636 ncm-dbt-05 583028 500 41 232 227 -139.81 ± 14.89 16 164 65 5 0 -301.33 ± 42.75
439635 ncm-dbt-02 585548 500 34 232 234 -145.54 ± 13.45 11 179 57 3 0 -336.46 ± 45.77

Commit

Commit ID 5346f1c6c72e46d66bb4c21259f8c06096c63034
Author mattginsberg
Date 2021-03-07 20:10:04 UTC
Deal with commented lines in UCI input commands starting with '#' as the first character will be ignored closes https://github.com/official-stockfish/Stockfish/pull/3378 No functional change
Copyright 2011–2025 Next Chess Move LLC