Dev Builds » 20241222-1414

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 06:49:49 583425 4000 1577 535 1888 +92.64 ± 4.77 2 73 818 1095 12 +198.34 ± 11.83
ncm-dbt-02 06:49:28 586015 4000 1551 544 1905 +89.39 ± 5.02 1 111 785 1086 17 +188.77 ± 12.15
ncm-dbt-03 06:49:39 587269 4000 1543 505 1952 +92.27 ± 4.84 3 77 815 1089 16 +196.69 ± 11.87
ncm-dbt-04 06:49:49 571126 4000 1543 568 1889 +86.43 ± 5.01 2 110 816 1055 17 +181.7 ± 11.91
ncm-dbt-05 06:50:55 584773 4000 1552 522 1926 +91.52 ± 4.92 3 87 805 1087 18 +194.34 ± 11.97
20000 7766 2674 9560 +90.45 ± 2.2 11 458 4039 5412 80 +191.92 ± 5.34

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
392459 ncm-dbt-04 572437 500 200 63 237 +97.69 ± 13.97 0 10 97 139 4 +206.01 ± 34.66
392458 ncm-dbt-05 580945 500 200 60 240 +99.95 ± 13.36 0 8 96 144 2 +215.85 ± 34.78
392457 ncm-dbt-01 584706 500 198 59 243 +99.2 ± 13.02 0 5 104 138 3 +211.87 ± 33.02
392456 ncm-dbt-02 585295 500 191 73 236 +83.57 ± 14.74 0 16 105 124 5 +169.27 ± 33.34
392455 ncm-dbt-03 585674 500 198 63 239 +96.19 ± 13.32 0 6 107 133 4 +202.15 ± 32.55
392454 ncm-dbt-04 570509 500 202 71 227 +93.2 ± 14.06 0 11 101 134 4 +194.57 ± 33.94
392453 ncm-dbt-05 581402 500 194 73 233 +85.78 ± 14.51 0 18 94 137 1 +181.7 ± 35.31
392452 ncm-dbt-02 583992 500 193 76 231 +82.83 ± 14.29 0 17 100 132 1 +174.55 ± 34.22
392451 ncm-dbt-01 585042 500 196 68 236 +90.96 ± 13.4 0 10 103 136 1 +194.57 ± 33.53
392450 ncm-dbt-03 587537 500 179 66 255 +79.9 ± 13.47 0 12 114 123 1 +167.53 ± 31.71
392449 ncm-dbt-04 571190 500 183 72 245 +78.44 ± 14.02 0 17 105 128 0 +165.8 ± 33.35
392448 ncm-dbt-05 580323 500 198 68 234 +92.46 ± 13.27 1 7 103 139 0 +202.15 ± 33.42
392447 ncm-dbt-01 583405 500 203 69 228 +95.44 ± 13.79 0 11 96 141 2 +204.07 ± 34.89
392446 ncm-dbt-03 586731 500 190 62 248 +90.97 ± 14.47 2 11 95 141 1 +198.34 ± 35.12
392445 ncm-dbt-02 587240 500 187 67 246 +85.04 ± 13.6 0 11 110 127 2 +178.11 ± 32.33
392444 ncm-dbt-04 570388 500 194 87 219 +75.52 ± 13.79 1 11 120 116 2 +157.24 ± 30.75
392443 ncm-dbt-03 588387 500 198 65 237 +94.69 ± 13.62 0 7 108 130 5 +196.45 ± 32.45
392442 ncm-dbt-05 583237 500 209 70 221 +99.2 ± 13.67 0 7 102 136 5 +207.95 ± 33.55
392441 ncm-dbt-01 584495 500 194 68 238 +89.48 ± 13.69 0 11 104 133 2 +189.0 ± 33.39
392440 ncm-dbt-02 582152 500 193 62 245 +93.2 ± 14.06 0 15 89 146 0 +202.15 ± 36.32
392439 ncm-dbt-04 569989 500 184 62 254 +86.52 ± 14.38 0 18 92 140 0 +185.33 ± 35.69
392438 ncm-dbt-05 586477 500 186 64 250 +86.52 ± 14.08 0 13 105 129 3 +179.9 ± 33.27
392437 ncm-dbt-03 587113 500 187 58 255 +91.71 ± 13.42 0 11 99 140 0 +198.34 ± 34.31
392436 ncm-dbt-02 586943 500 195 60 245 +96.19 ± 14.11 1 12 88 149 0 +211.87 ± 36.55
392435 ncm-dbt-01 580738 500 187 59 254 +90.96 ± 14.02 0 13 98 137 2 +192.71 ± 34.55
392434 ncm-dbt-04 571230 500 191 67 242 +88.0 ± 15.13 0 20 89 138 3 +183.51 ± 36.22
392433 ncm-dbt-05 588217 500 195 57 248 +98.44 ± 13.67 0 10 94 144 2 +211.87 ± 35.26
392432 ncm-dbt-03 586731 500 202 50 248 +109.07 ± 13.4 0 8 84 156 2 +240.82 ± 37.4
392431 ncm-dbt-01 581277 500 210 66 224 +102.97 ± 12.7 0 5 97 147 1 +226.0 ± 34.38
392430 ncm-dbt-02 586223 500 200 63 237 +97.69 ± 14.43 0 15 85 148 2 +209.91 ± 37.16
392429 ncm-dbt-04 571070 500 188 77 235 +78.43 ± 14.02 0 16 108 125 1 +164.07 ± 32.83
392428 ncm-dbt-05 583740 500 185 71 244 +80.63 ± 15.08 1 17 103 125 4 +165.8 ± 33.7
392427 ncm-dbt-01 582360 500 198 67 235 +93.2 ± 13.28 1 7 102 140 0 +204.07 ± 33.61
392426 ncm-dbt-03 585548 500 191 72 237 +84.3 ± 13.11 0 9 114 126 1 +178.11 ± 31.55
392425 ncm-dbt-02 586266 500 197 72 231 +88.74 ± 13.52 0 11 104 134 1 +189.0 ± 33.39
392424 ncm-dbt-04 572195 500 201 69 230 +93.95 ± 13.77 1 7 104 135 3 +200.24 ± 33.24
392423 ncm-dbt-01 585379 500 191 79 230 +79.17 ± 13.75 1 11 114 123 1 +167.53 ± 31.71
392422 ncm-dbt-03 590438 500 198 69 233 +91.71 ± 14.49 1 13 94 140 2 +196.45 ± 35.33
392421 ncm-dbt-05 593846 500 185 59 256 +89.48 ± 13.38 1 7 108 133 1 +192.71 ± 32.52
392420 ncm-dbt-02 590010 500 195 71 234 +88.0 ± 14.7 0 14 104 126 6 +178.11 ± 33.48

Commit

Commit ID b822fdf2f2f00758c794cb61a25a044424d2bc0a
Author Shawn Xu
Date 2024-12-22 14:14:22 UTC
Tune histories Passed STC: LLR: 2.93 (-2.94,2.94) <0.00,2.00> Total: 268736 W: 70080 L: 69421 D: 129235 Ptnml(0-2): 831, 31795, 68460, 32448, 834 https://tests.stockfishchess.org/tests/view/6750778886d5ee47d9540e7c Passed LTC: LLR: 2.95 (-2.94,2.94) <0.50,2.50> Total: 505356 W: 129145 L: 127868 D: 248343 Ptnml(0-2): 307, 54901, 140959, 56230, 281 https://tests.stockfishchess.org/tests/view/675367de86d5ee47d9541536 closes https://github.com/official-stockfish/Stockfish/pull/5712 Bench: 1148169
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