Dev Builds » 20241122-2229

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 06:50:52 584375 3996 1562 548 1886 +90.13 ± 4.92 3 92 805 1084 14 +191.78 ± 11.97
ncm-dbt-02 06:50:39 587101 4000 1558 562 1880 +88.37 ± 4.91 0 97 829 1055 19 +185.56 ± 11.79
ncm-dbt-03 06:49:26 587556 4004 1580 545 1879 +91.89 ± 4.95 3 92 792 1097 18 +195.27 ± 12.08
ncm-dbt-04 06:50:16 571004 4006 1540 554 1912 +87.31 ± 5.02 2 112 804 1068 17 +183.86 ± 12.0
ncm-dbt-05 06:51:16 583595 3994 1542 537 1915 +89.34 ± 4.85 1 85 836 1058 17 +188.65 ± 11.71
20000 7782 2746 9472 +89.41 ± 2.21 9 478 4066 5362 85 +189.0 ± 5.32

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
387619 ncm-dbt-03 586223 4 2 0 2 +190.27 ± 27.79 0 0 0 2 0 +1199.83 ± 312.71
387618 ncm-dbt-04 570789 6 2 1 3 +58.33 ± 98.71 0 0 2 1 0 +120.24 ± 264.77
387617 ncm-dbt-05 581902 494 197 80 217 +83.88 ± 13.83 0 11 111 122 3 +173.46 ± 32.14
387616 ncm-dbt-01 584958 496 193 64 239 +92.48 ± 14.13 0 12 98 135 3 +194.6 ± 34.52
387615 ncm-dbt-02 584453 500 197 75 228 +86.52 ± 13.78 0 14 100 136 0 +185.33 ± 34.19
387614 ncm-dbt-03 586858 500 206 60 234 +104.49 ± 14.19 0 14 77 158 1 +230.16 ± 39.03
387613 ncm-dbt-04 569509 500 197 73 230 +88.0 ± 13.97 0 14 99 136 1 +187.16 ± 34.38
387612 ncm-dbt-05 582819 500 194 59 247 +96.19 ± 13.32 0 8 101 139 2 +206.01 ± 33.8
387611 ncm-dbt-02 584748 500 185 81 234 +73.34 ± 14.01 0 18 110 122 0 +153.86 ± 32.54
387610 ncm-dbt-01 583698 500 186 63 251 +87.26 ± 13.95 0 14 100 135 1 +185.33 ± 34.19
387609 ncm-dbt-03 589497 500 205 51 244 +110.6 ± 13.73 0 7 87 151 5 +238.66 ± 36.67
387608 ncm-dbt-04 572517 500 193 64 243 +91.71 ± 14.49 0 17 88 144 1 +196.45 ± 36.5
387607 ncm-dbt-01 584076 500 193 74 233 +84.3 ± 13.88 0 12 110 125 3 +174.55 ± 32.38
387606 ncm-dbt-05 583614 500 188 69 243 +84.3 ± 13.42 0 10 113 125 2 +176.33 ± 31.78
387605 ncm-dbt-02 587367 500 189 68 243 +85.78 ± 14.22 0 13 107 126 4 +176.33 ± 32.93
387604 ncm-dbt-03 587877 500 193 66 241 +90.22 ± 13.86 0 13 98 138 1 +192.71 ± 34.55
387603 ncm-dbt-04 570669 500 191 63 246 +90.97 ± 15.88 1 19 87 137 6 +187.16 ± 36.61
387602 ncm-dbt-05 585632 500 186 68 246 +83.57 ± 14.31 1 14 102 132 1 +178.11 ± 33.85
387601 ncm-dbt-01 586097 500 200 71 229 +91.71 ± 14.92 1 14 94 137 4 +192.71 ± 35.33
387600 ncm-dbt-02 586181 500 186 70 244 +82.1 ± 13.83 0 12 113 122 3 +169.27 ± 31.88
387599 ncm-dbt-03 587070 500 200 86 214 +80.63 ± 13.64 1 9 117 121 2 +169.27 ± 31.12
387598 ncm-dbt-04 570709 500 189 72 239 +82.83 ± 13.39 0 11 112 126 1 +174.55 ± 32.0
387597 ncm-dbt-05 585632 500 194 74 232 +85.04 ± 13.28 0 10 111 128 1 +179.9 ± 32.11
387596 ncm-dbt-02 588984 500 207 70 223 +97.69 ± 14.43 0 14 88 145 3 +207.95 ± 36.54
387595 ncm-dbt-03 587579 500 194 63 243 +93.2 ± 12.95 0 7 106 136 1 +200.24 ± 32.81
387594 ncm-dbt-01 583698 500 202 63 235 +99.2 ± 13.51 2 4 98 145 1 +219.87 ± 34.26
387593 ncm-dbt-04 570068 500 194 60 246 +95.44 ± 13.15 0 9 98 143 0 +207.95 ± 34.43
387592 ncm-dbt-05 582485 500 186 57 257 +91.71 ± 14.63 0 17 89 142 2 +194.57 ± 36.29
387591 ncm-dbt-03 587409 500 193 86 221 +75.52 ± 14.93 1 18 107 121 3 +155.54 ± 33.04
387590 ncm-dbt-01 583866 500 201 75 224 +89.48 ± 14.0 0 14 97 138 1 +190.85 ± 34.75
387589 ncm-dbt-04 572074 500 188 63 249 +88.74 ± 14.13 0 13 102 132 3 +185.33 ± 33.81
387588 ncm-dbt-02 587579 500 198 63 239 +96.19 ± 14.41 0 13 93 140 4 +202.15 ± 35.52
387587 ncm-dbt-03 587409 500 191 68 241 +87.26 ± 14.83 1 14 100 131 4 +181.7 ± 34.21
387586 ncm-dbt-01 583572 500 198 80 222 +83.57 ± 13.41 0 12 108 130 0 +178.11 ± 32.72
387585 ncm-dbt-05 577438 500 200 73 227 +90.22 ± 14.16 0 11 106 128 5 +185.33 ± 33.03
387584 ncm-dbt-04 572477 500 187 81 232 +74.79 ± 14.63 1 17 109 121 2 +155.54 ± 32.7
387583 ncm-dbt-02 587834 500 195 64 241 +93.2 ± 13.28 0 7 108 132 3 +196.45 ± 32.45
387582 ncm-dbt-03 588089 500 196 65 239 +93.2 ± 13.44 0 10 100 139 1 +200.24 ± 34.09
387581 ncm-dbt-01 585042 500 189 58 253 +93.2 ± 13.44 0 10 100 139 1 +200.24 ± 34.09
387580 ncm-dbt-02 589668 500 201 71 228 +92.45 ± 12.94 0 6 110 132 2 +196.45 ± 32.02
387579 ncm-dbt-04 570228 500 199 77 224 +86.52 ± 13.93 0 12 107 128 3 +179.9 ± 32.89
387578 ncm-dbt-05 589240 500 197 57 246 +99.95 ± 12.51 0 4 103 142 1 +217.85 ± 33.11

Commit

Commit ID cd3c13a883b2d1e8dc32400202f8e0bae7d8123a
Author Michael Chaly
Date 2024-11-22 22:29:37 UTC
Further tweak statscore for captures Even lower offset. Passed STC: https://tests.stockfishchess.org/tests/view/673a66d786d5ee47d953f070 LLR: 2.94 (-2.94,2.94) <0.00,2.00> Total: 63776 W: 16570 L: 16216 D: 30990 Ptnml(0-2): 178, 7371, 16478, 7641, 220 Passed LTC: https://tests.stockfishchess.org/tests/view/673b2e2a86d5ee47d953f14b LLR: 2.95 (-2.94,2.94) <0.50,2.50> Total: 156960 W: 39999 L: 39435 D: 77526 Ptnml(0-2): 96, 16965, 43803, 17511, 105 closes https://github.com/official-stockfish/Stockfish/pull/5686 Bench: 867931
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