Dev Builds » 20201129-1542

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 06:51:00 582193 4016 299 1866 1851 -143.15 ± 4.92 99 1400 478 31 0 -323.47 ± 15.6
ncm-dbt-02 06:50:44 585818 3984 280 1846 1858 -144.33 ± 4.75 83 1425 460 23 1 -334.09 ± 15.89
ncm-dbt-03 06:50:32 585578 4004 298 1852 1854 -142.3 ± 4.99 96 1402 464 40 0 -321.39 ± 15.83
ncm-dbt-04 06:50:30 566914 3996 310 1812 1874 -137.32 ± 4.77 73 1385 511 29 0 -311.92 ± 15.07
ncm-dbt-05 06:49:08 582552 4000 288 1854 1858 -143.69 ± 4.94 99 1400 470 30 1 -325.67 ± 15.73
20000 1475 9230 9295 -142.15 ± 2.18 450 7012 2383 153 2 -323.19 ± 6.98

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
446475 ncm-dbt-03 586139 4 2 2 0 0.0 ± 17.0 0 0 2 0 0 -0.0 ± 15.22
446474 ncm-dbt-01 581236 16 1 6 9 -112.26 ± 65.75 0 5 3 0 0 -254.61 ± 287.37
446473 ncm-dbt-02 586562 484 28 231 225 -155.3 ± 12.87 12 179 51 0 0 -371.56 ± 48.22
446472 ncm-dbt-04 569509 496 34 233 229 -147.69 ± 13.44 12 177 57 2 0 -341.26 ± 45.7
446471 ncm-dbt-05 582569 500 32 238 230 -152.18 ± 13.76 16 175 58 1 0 -346.12 ± 45.18
446470 ncm-dbt-03 584201 500 36 226 238 -138.99 ± 12.5 6 180 62 2 0 -327.18 ± 43.69
446469 ncm-dbt-01 583614 500 31 232 237 -148.02 ± 14.49 16 173 57 4 0 -330.23 ± 45.79
446468 ncm-dbt-02 586350 500 36 236 228 -147.19 ± 13.58 11 182 53 4 0 -342.85 ± 47.56
446467 ncm-dbt-05 583656 500 43 227 230 -134.15 ± 13.43 8 172 66 4 0 -304.07 ± 42.38
446466 ncm-dbt-03 583572 500 37 226 237 -138.18 ± 14.93 12 174 55 9 0 -306.84 ± 46.27
446465 ncm-dbt-04 565705 500 41 223 236 -132.54 ± 13.28 8 169 70 3 0 -298.62 ± 41.01
446464 ncm-dbt-01 583405 500 37 225 238 -137.37 ± 13.15 8 175 64 3 0 -315.35 ± 43.03
446463 ncm-dbt-02 585464 500 34 224 242 -138.99 ± 13.29 7 180 60 2 1 -327.18 ± 44.54
446462 ncm-dbt-04 564252 500 44 233 223 -138.18 ± 12.93 5 184 56 5 0 -327.18 ± 46.19
446461 ncm-dbt-05 584622 500 23 227 250 -150.51 ± 13.24 11 185 51 3 0 -356.21 ± 48.54
446460 ncm-dbt-03 586012 500 38 228 234 -138.99 ± 14.21 12 171 62 5 0 -309.64 ± 43.82
446459 ncm-dbt-01 582027 500 36 237 227 -148.02 ± 14.12 13 180 52 5 0 -339.63 ± 47.98
446458 ncm-dbt-02 583950 500 29 232 239 -149.68 ± 13.07 9 189 48 4 0 -359.68 ± 50.07
446457 ncm-dbt-04 570108 500 41 219 240 -129.35 ± 13.54 7 169 69 5 0 -290.66 ± 41.43
446456 ncm-dbt-05 581527 500 42 232 226 -138.99 ± 12.9 8 176 64 2 0 -321.19 ± 42.95
446455 ncm-dbt-03 585506 500 35 240 225 -151.34 ± 13.8 14 180 53 3 0 -349.43 ± 47.56
446454 ncm-dbt-01 579001 500 31 237 232 -152.18 ± 15.25 19 174 51 6 0 -336.46 ± 48.37
446453 ncm-dbt-05 581693 500 39 238 223 -146.36 ± 15.07 18 168 59 5 0 -318.25 ± 44.96
446452 ncm-dbt-04 564683 500 39 224 237 -134.95 ± 13.96 10 170 65 5 0 -301.33 ± 42.75
446451 ncm-dbt-02 586858 500 39 234 227 -143.07 ± 13.15 11 174 64 1 0 -327.18 ± 42.83
446450 ncm-dbt-03 587113 500 43 226 231 -133.34 ± 15.51 13 168 58 11 0 -288.06 ± 44.88
446449 ncm-dbt-01 584832 500 39 224 237 -134.95 ± 13.22 8 172 67 3 0 -306.84 ± 41.99
446448 ncm-dbt-05 582611 500 38 229 233 -139.81 ± 13.45 10 174 63 3 0 -318.25 ± 43.39
446447 ncm-dbt-04 566928 500 42 232 226 -138.99 ± 14.39 12 172 60 6 0 -309.64 ± 44.55
446446 ncm-dbt-02 583279 500 35 231 234 -143.89 ± 14.25 14 172 60 4 0 -321.19 ± 44.57
446445 ncm-dbt-01 581277 500 39 236 225 -144.71 ± 14.94 16 171 57 6 0 -318.25 ± 45.73
446444 ncm-dbt-03 585253 500 35 233 232 -145.54 ± 13.25 11 178 59 2 0 -336.46 ± 44.87
446443 ncm-dbt-04 566928 500 38 229 233 -139.81 ± 14.01 14 165 69 2 0 -306.84 ± 41.23
446442 ncm-dbt-05 579537 500 35 239 226 -150.51 ± 15.13 17 177 49 7 0 -336.46 ± 49.21
446441 ncm-dbt-03 587452 500 29 242 229 -158.08 ± 14.47 19 178 50 3 0 -359.68 ± 49.05
446440 ncm-dbt-01 581902 500 48 236 216 -137.37 ± 13.34 9 173 65 3 0 -312.48 ± 42.67
446439 ncm-dbt-02 589924 500 33 225 242 -140.62 ± 12.84 8 178 62 2 0 -327.18 ± 43.69
446438 ncm-dbt-05 584201 500 36 224 240 -137.37 ± 14.6 11 173 60 5 1 -309.64 ± 44.55
446437 ncm-dbt-04 567205 500 31 219 250 -137.37 ± 12.15 5 179 65 1 0 -324.17 ± 42.47
446436 ncm-dbt-02 584159 500 46 233 221 -136.56 ± 14.27 11 171 62 6 0 -304.07 ± 43.81
446435 ncm-dbt-01 582444 500 37 233 230 -143.89 ± 12.92 10 177 62 1 0 -333.32 ± 43.57
446434 ncm-dbt-03 584958 500 43 229 228 -135.76 ± 13.76 9 173 63 5 0 -306.84 ± 43.45

Commit

Commit ID 6c429c4d6527a8e88d2ad1e7bfc8f4bd0ec05729
Author Unai Corzo
Date 2020-11-29 15:42:40 UTC
Search simplification STC https://tests.stockfishchess.org/tests/view/5fc2083942a050a89f02c8bb LLR: 2.93 (-2.94,2.94) {-1.25,0.25} Total: 23200 W: 2251 L: 2160 D: 18789 Ptnml(0-2): 86, 1726, 7895, 1797, 96 LTC https://tests.stockfishchess.org/tests/view/5fc22d7b42a050a89f02c8d0 LLR: 2.92 (-2.94,2.94) {-0.75,0.25} Total: 15832 W: 653 L: 590 D: 14589 Ptnml(0-2): 7, 521, 6795, 588, 5 closes https://github.com/official-stockfish/Stockfish/pull/3244/files bench: 3827317 Simplify search.
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