Dev Builds » 20250112-2018

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 06:49:07 584066 4000 1564 552 1884 +89.85 ± 4.9 1 95 810 1079 15 +190.39 ± 11.93
ncm-dbt-02 06:50:07 585365 3992 1557 541 1894 +90.41 ± 4.86 0 91 813 1077 15 +191.55 ± 11.9
ncm-dbt-03 06:50:07 585952 4008 1572 520 1916 +93.38 ± 4.83 0 85 798 1105 16 +198.8 ± 12.02
ncm-dbt-04 06:50:03 569843 4000 1550 521 1929 +91.43 ± 4.98 3 98 782 1101 16 +194.57 ± 12.17
ncm-dbt-05 06:49:33 583371 4000 1577 557 1866 +90.59 ± 5.0 2 100 795 1082 21 +191.08 ± 12.06
20000 7820 2691 9489 +91.13 ± 2.2 6 469 3998 5444 83 +193.27 ± 5.37

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
395417 ncm-dbt-03 583824 8 1 1 6 0.0 ± 8.51 0 0 4 0 0 0.0 ± 7.61
395416 ncm-dbt-02 578712 492 189 67 236 +87.98 ± 13.8 0 10 107 126 3 +183.4 ± 32.78
395415 ncm-dbt-04 569071 500 197 66 237 +93.2 ± 13.6 1 7 104 136 2 +200.24 ± 33.24
395414 ncm-dbt-05 585379 500 191 84 225 +75.52 ± 13.49 0 13 118 118 1 +157.24 ± 31.11
395413 ncm-dbt-01 584159 500 200 85 215 +81.36 ± 13.66 0 12 113 123 2 +169.27 ± 31.88
395412 ncm-dbt-03 582569 500 207 59 234 +106.01 ± 13.72 0 7 93 145 5 +226.0 ± 35.35
395411 ncm-dbt-02 586477 500 198 65 237 +94.69 ± 14.24 0 15 88 146 1 +204.07 ± 36.53
395410 ncm-dbt-05 582027 500 195 61 244 +95.44 ± 13.79 0 13 90 147 0 +207.95 ± 36.13
395409 ncm-dbt-01 581902 500 195 65 240 +92.45 ± 13.43 0 10 101 138 1 +198.34 ± 33.9
395408 ncm-dbt-04 571391 500 184 68 248 +82.1 ± 14.27 0 17 101 131 1 +172.78 ± 34.05
395407 ncm-dbt-03 586985 500 197 71 232 +89.48 ± 13.53 0 11 103 135 1 +190.85 ± 33.57
395406 ncm-dbt-02 584832 500 195 66 239 +91.71 ± 14.04 0 14 94 141 1 +196.45 ± 35.33
395405 ncm-dbt-05 581402 500 197 70 233 +90.22 ± 13.86 0 11 104 132 3 +189.0 ± 33.39
395404 ncm-dbt-04 567244 500 196 69 235 +90.22 ± 13.86 0 13 98 138 1 +192.71 ± 34.55
395403 ncm-dbt-01 584790 500 196 76 228 +85.04 ± 14.2 0 14 105 128 3 +176.33 ± 33.3
395402 ncm-dbt-03 586223 500 195 68 237 +90.22 ± 13.86 0 13 98 138 1 +192.71 ± 34.55
395401 ncm-dbt-02 587070 500 203 64 233 +99.2 ± 13.51 0 10 92 147 1 +215.85 ± 35.68
395400 ncm-dbt-05 582485 500 195 71 234 +88.0 ± 13.5 0 11 105 133 1 +187.16 ± 33.21
395399 ncm-dbt-04 569869 500 187 57 256 +92.46 ± 14.5 2 8 102 134 4 +196.45 ± 33.71
395398 ncm-dbt-01 582402 500 193 65 242 +90.96 ± 14.32 0 15 94 139 2 +192.71 ± 35.33
395397 ncm-dbt-03 584537 500 195 67 238 +90.96 ± 13.4 0 9 106 133 2 +192.71 ± 32.93
395396 ncm-dbt-02 584495 500 198 81 221 +82.83 ± 13.85 0 11 115 120 4 +169.27 ± 31.5
395395 ncm-dbt-01 585126 500 201 64 235 +97.69 ± 13.5 0 9 97 142 2 +209.91 ± 34.63
395394 ncm-dbt-04 569270 500 191 72 237 +84.3 ± 14.47 0 17 99 132 2 +176.33 ± 34.4
395393 ncm-dbt-05 582819 500 187 82 231 +74.06 ± 14.74 1 17 111 118 3 +152.18 ± 32.38
395392 ncm-dbt-03 585337 500 192 67 241 +88.74 ± 13.98 0 13 101 134 2 +187.16 ± 33.99
395391 ncm-dbt-02 588047 500 199 65 236 +95.44 ± 13.15 0 7 104 137 2 +204.07 ± 33.17
395390 ncm-dbt-01 581569 500 197 69 234 +90.96 ± 13.87 0 12 100 136 2 +192.71 ± 34.15
395389 ncm-dbt-04 570789 500 191 63 246 +90.96 ± 14.32 0 14 97 136 3 +190.85 ± 34.75
395388 ncm-dbt-03 587579 500 200 75 225 +88.74 ± 13.2 0 9 108 132 1 +189.0 ± 32.58
395387 ncm-dbt-05 585843 500 208 63 229 +103.73 ± 13.55 0 7 95 144 4 +221.9 ± 34.93
395386 ncm-dbt-02 587155 500 191 70 239 +85.78 ± 13.77 0 12 107 129 2 +179.9 ± 32.89
395385 ncm-dbt-04 568673 500 199 63 238 +96.94 ± 13.96 0 11 95 141 3 +206.01 ± 35.09
395384 ncm-dbt-01 584832 500 188 68 244 +85.04 ± 13.9 0 13 106 129 2 +178.11 ± 33.1
395383 ncm-dbt-05 583489 500 207 58 235 +106.78 ± 14.67 1 9 86 148 6 +228.08 ± 36.98
395382 ncm-dbt-03 587282 500 191 61 248 +92.45 ± 13.9 0 12 98 138 2 +196.45 ± 34.53
395381 ncm-dbt-02 586139 500 184 63 253 +85.78 ± 13.61 0 12 106 131 1 +181.7 ± 33.07
395380 ncm-dbt-03 589240 500 194 51 255 +102.22 ± 13.86 0 11 87 150 2 +221.9 ± 36.76
395379 ncm-dbt-05 583531 500 197 68 235 +91.71 ± 15.06 0 19 86 142 3 +192.71 ± 36.85
395378 ncm-dbt-04 572437 500 205 63 232 +101.46 ± 13.53 0 11 86 153 0 +223.94 ± 36.98
395377 ncm-dbt-01 587749 500 194 60 246 +95.44 ± 13.94 1 10 94 144 1 +207.95 ± 35.29

Commit

Commit ID 28c07fb456855c4e082571ed7dd723a3e71fdcff
Author Shawn Xu
Date 2025-01-12 20:18:39 UTC
Simplify Probcut Condition Rebased and properly guarded #5720 Passed Non-regression STC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 179616 W: 45764 L: 45706 D: 88146 Ptnml(0-2): 125, 19665, 50162, 19739, 117 https://tests.stockfishchess.org/tests/view/677590531a2f267f20548b82 Passed Non-regression LTC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 445728 W: 113467 L: 113682 D: 218579 Ptnml(0-2): 331, 49226, 123900, 49141, 266 https://tests.stockfishchess.org/tests/view/67734f351a2f267f205489d9 closes https://github.com/official-stockfish/Stockfish/pull/5758 Bench: 1180421
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