Dev Builds » 20241122-2231

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 06:50:06 583752 4000 1490 532 1978 +84.86 ± 4.89 3 95 856 1033 13 +179.0 ± 11.58
ncm-dbt-02 06:51:24 586536 4006 1544 552 1910 +87.86 ± 4.93 1 101 822 1063 16 +185.23 ± 11.85
ncm-dbt-03 06:50:59 586888 4000 1555 537 1908 +90.41 ± 4.98 3 92 812 1070 23 +190.39 ± 11.92
ncm-dbt-04 06:51:33 571299 3994 1545 549 1900 +88.51 ± 4.99 1 105 807 1065 19 +186.13 ± 11.97
ncm-dbt-05 06:51:21 585323 4000 1551 565 1884 +87.44 ± 4.81 0 95 831 1067 7 +186.02 ± 11.77
20000 7685 2735 9580 +87.81 ± 2.2 8 488 4128 5298 78 +185.33 ± 5.28

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
387575 ncm-dbt-02 586393 6 3 1 2 +120.22 ± 109.7 0 0 1 2 0 +279.24 ± 576.89
387574 ncm-dbt-04 571953 494 194 68 232 +90.62 ± 13.82 1 8 104 132 2 +193.67 ± 33.27
387573 ncm-dbt-05 584327 500 183 68 249 +81.37 ± 14.25 0 18 99 133 0 +172.78 ± 34.4
387572 ncm-dbt-01 585843 500 188 72 240 +82.1 ± 14.98 2 14 103 128 3 +172.78 ± 33.69
387571 ncm-dbt-03 585970 500 184 61 255 +87.26 ± 13.8 0 12 105 131 2 +183.51 ± 33.24
387570 ncm-dbt-02 587325 500 181 65 254 +82.1 ± 13.37 0 11 113 125 1 +172.78 ± 31.83
387569 ncm-dbt-04 571873 500 187 69 244 +83.57 ± 14.16 0 16 101 132 1 +176.33 ± 34.04
387568 ncm-dbt-05 585000 500 195 83 222 +79.17 ± 13.29 0 11 117 121 1 +165.8 ± 31.17
387567 ncm-dbt-03 586731 500 207 67 226 +99.95 ± 15.2 1 11 93 137 8 +206.01 ± 35.51
387566 ncm-dbt-01 582318 500 184 75 241 +76.97 ± 13.83 0 15 112 122 1 +160.64 ± 32.15
387565 ncm-dbt-02 585632 500 194 73 233 +85.78 ± 13.92 0 14 102 133 1 +181.7 ± 33.83
387564 ncm-dbt-04 569869 500 181 71 248 +77.7 ± 14.15 0 16 110 122 2 +160.64 ± 32.5
387563 ncm-dbt-05 580447 500 201 73 226 +90.96 ± 13.08 0 8 107 134 1 +194.57 ± 32.69
387562 ncm-dbt-03 589796 500 190 57 253 +94.7 ± 13.62 1 9 96 144 0 +207.95 ± 34.86
387561 ncm-dbt-01 585000 500 189 61 250 +90.96 ± 13.08 0 7 110 131 2 +192.71 ± 32.1
387560 ncm-dbt-02 585211 500 200 78 222 +86.52 ± 13.93 0 13 104 131 2 +181.7 ± 33.45
387559 ncm-dbt-04 569430 500 208 71 221 +97.69 ± 14.73 0 15 87 144 4 +206.01 ± 36.74
387558 ncm-dbt-05 581902 500 196 72 232 +88.0 ± 13.97 0 15 96 139 0 +189.0 ± 34.95
387557 ncm-dbt-03 585295 500 181 70 249 +78.43 ± 14.31 0 18 104 127 1 +164.07 ± 33.53
387556 ncm-dbt-01 579413 500 179 69 252 +77.71 ± 13.4 0 13 114 123 0 +164.07 ± 31.75
387555 ncm-dbt-02 586393 500 188 71 241 +82.83 ± 13.85 0 13 109 126 2 +172.78 ± 32.58
387554 ncm-dbt-04 569390 500 193 64 243 +91.71 ± 13.88 0 10 105 131 4 +190.85 ± 33.16
387553 ncm-dbt-05 580447 500 196 64 240 +93.95 ± 13.29 0 9 101 139 1 +202.15 ± 33.85
387552 ncm-dbt-01 582736 500 188 64 248 +88.0 ± 14.56 0 15 100 131 4 +181.7 ± 34.21
387551 ncm-dbt-03 587113 500 196 65 239 +93.2 ± 14.21 0 13 96 138 3 +196.45 ± 34.93
387550 ncm-dbt-02 585885 500 193 79 228 +80.63 ± 14.09 0 15 108 125 2 +167.53 ± 32.81
387549 ncm-dbt-04 573487 500 193 60 247 +94.69 ± 14.09 0 12 96 139 3 +200.24 ± 34.91
387548 ncm-dbt-05 582235 500 183 77 240 +74.79 ± 13.76 0 16 112 122 0 +157.24 ± 32.18
387547 ncm-dbt-01 585970 500 192 62 246 +92.45 ± 13.11 0 8 105 136 1 +198.34 ± 33.06
387546 ncm-dbt-03 587197 500 194 82 224 +79.17 ± 14.05 0 14 113 120 3 +162.35 ± 31.95
387545 ncm-dbt-02 589839 500 196 70 234 +89.48 ± 14.59 1 15 92 141 1 +192.71 ± 35.72
387544 ncm-dbt-04 572235 500 197 72 231 +88.74 ± 13.98 0 14 98 137 1 +189.0 ± 34.56
387543 ncm-dbt-05 582569 500 197 60 243 +97.69 ± 13.34 0 9 96 144 1 +211.87 ± 34.83
387542 ncm-dbt-01 584453 500 189 67 244 +86.52 ± 13.32 0 10 109 130 1 +183.51 ± 32.46
387541 ncm-dbt-03 585295 500 194 63 243 +93.2 ± 14.06 1 9 101 136 3 +198.34 ± 33.9
387540 ncm-dbt-02 585928 500 201 63 236 +98.44 ± 13.98 0 9 99 137 5 +206.01 ± 34.24
387539 ncm-dbt-04 572155 500 192 74 234 +83.57 ± 14.01 0 14 106 128 2 +174.55 ± 33.13
387538 ncm-dbt-05 605658 500 200 68 232 +93.95 ± 13.61 0 9 103 135 3 +198.34 ± 33.48
387537 ncm-dbt-01 584285 500 181 62 257 +84.31 ± 14.18 1 13 103 132 1 +179.9 ± 33.65
387536 ncm-dbt-03 587707 500 209 72 219 +97.69 ± 13.17 0 6 104 137 3 +207.95 ± 33.1
387535 ncm-dbt-02 586223 500 188 52 260 +96.94 ± 13.81 0 11 94 143 2 +207.95 ± 35.29

Commit

Commit ID 4fcd78ceb4a5cf25ee652ee7793bb0a3fa1f95df
Author Shawn Xu
Date 2024-11-22 22:31:34 UTC
Simplify Probcut Bonus Passed STC: LLR: 2.99 (-2.94,2.94) <-1.75,0.25> Total: 172288 W: 44656 L: 44580 D: 83052 Ptnml(0-2): 507, 20650, 43782, 20670, 535 https://tests.stockfishchess.org/tests/view/673b74f986d5ee47d953f1a3 Passed LTC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 94596 W: 24098 L: 23953 D: 46545 Ptnml(0-2): 57, 10322, 26393, 10471, 55 https://tests.stockfishchess.org/tests/view/673d191886d5ee47d953f337 closes https://github.com/official-stockfish/Stockfish/pull/5688 Bench: 1031022
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