Dev Builds » 20241113-1908

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 06:48:28 584209 4000 1530 518 1952 +89.85 ± 4.9 2 98 795 1096 9 +192.01 ± 12.06
ncm-dbt-02 06:48:39 585191 4000 1588 592 1820 +88.37 ± 4.94 2 95 828 1055 20 +185.79 ± 11.79
ncm-dbt-03 06:48:25 586772 4000 1544 574 1882 +85.97 ± 4.87 1 98 842 1048 11 +181.7 ± 11.69
ncm-dbt-04 06:47:42 570546 4008 1576 548 1884 +91.15 ± 5.0 0 105 789 1087 23 +191.54 ± 12.11
ncm-dbt-05 06:48:38 584656 3992 1544 514 1934 +91.72 ± 5.04 2 109 758 1111 16 +195.05 ± 12.37
20000 7782 2746 9472 +89.41 ± 2.21 7 505 4012 5397 79 +189.18 ± 5.36

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
386528 ncm-dbt-04 571070 8 3 0 5 +136.8 ± 89.09 0 0 1 3 0 +337.69 ± 541.44
386527 ncm-dbt-05 583321 492 185 58 249 +91.76 ± 14.8 0 17 87 140 2 +194.64 ± 36.7
386526 ncm-dbt-02 585632 500 205 65 230 +99.95 ± 14.31 0 11 93 141 5 +209.91 ± 35.49
386525 ncm-dbt-03 587792 500 193 82 225 +78.43 ± 13.73 0 14 112 123 1 +164.07 ± 32.12
386524 ncm-dbt-01 581818 500 196 60 244 +96.94 ± 13.16 0 8 99 142 1 +209.91 ± 34.19
386523 ncm-dbt-04 571712 500 200 60 240 +99.95 ± 14.15 0 11 92 143 4 +211.87 ± 35.7
386522 ncm-dbt-05 584664 500 192 64 244 +90.97 ± 15.05 1 17 87 143 2 +194.57 ± 36.67
386521 ncm-dbt-03 585548 500 193 73 234 +85.04 ± 13.75 0 11 111 125 3 +176.33 ± 32.16
386520 ncm-dbt-01 583447 500 185 80 235 +74.06 ± 14.03 1 14 115 119 1 +155.54 ± 31.67
386519 ncm-dbt-02 579413 500 186 85 229 +71.16 ± 15.05 0 24 103 121 2 +145.54 ± 33.69
386518 ncm-dbt-04 571351 500 200 80 220 +85.04 ± 14.05 0 15 101 133 1 +179.9 ± 34.03
386517 ncm-dbt-05 585211 500 212 82 206 +92.45 ± 14.35 0 15 92 141 2 +196.45 ± 35.72
386516 ncm-dbt-03 587494 500 190 64 246 +89.48 ± 13.84 0 12 102 134 2 +189.0 ± 33.78
386515 ncm-dbt-02 584034 500 200 80 220 +85.04 ± 14.05 1 12 104 132 1 +181.7 ± 33.45
386514 ncm-dbt-01 583363 500 176 65 259 +78.44 ± 13.88 0 16 107 127 0 +165.8 ± 33.0
386513 ncm-dbt-04 572195 500 199 72 229 +90.22 ± 13.7 0 8 112 125 5 +185.33 ± 31.82
386512 ncm-dbt-05 583405 500 188 65 247 +87.26 ± 13.95 0 12 106 129 3 +181.7 ± 33.07
386511 ncm-dbt-03 585211 500 181 62 257 +84.3 ± 13.58 0 12 108 129 1 +178.11 ± 32.72
386510 ncm-dbt-02 586350 500 204 71 225 +94.69 ± 13.3 0 8 103 137 2 +202.15 ± 33.42
386509 ncm-dbt-01 586181 500 195 63 242 +93.95 ± 13.61 0 12 94 144 0 +204.07 ± 35.31
386508 ncm-dbt-04 569589 500 198 72 230 +89.48 ± 14.88 0 17 94 135 4 +185.33 ± 35.32
386507 ncm-dbt-05 582694 500 201 51 248 +107.54 ± 13.4 0 9 83 157 1 +238.66 ± 37.66
386506 ncm-dbt-03 588856 500 200 71 229 +91.71 ± 13.26 0 9 104 136 1 +196.45 ± 33.3
386505 ncm-dbt-01 581902 500 186 67 247 +84.3 ± 14.18 0 15 103 130 2 +176.33 ± 33.67
386504 ncm-dbt-02 587622 500 189 68 243 +85.78 ± 14.22 1 13 101 134 1 +183.51 ± 34.01
386503 ncm-dbt-04 568792 500 202 64 234 +98.44 ± 13.67 0 9 97 141 3 +209.91 ± 34.63
386502 ncm-dbt-03 584411 500 184 80 236 +73.34 ± 14.72 1 20 103 126 0 +155.54 ± 33.71
386501 ncm-dbt-05 585548 500 181 62 257 +84.3 ± 13.42 0 11 110 128 1 +178.11 ± 32.33
386500 ncm-dbt-04 568912 500 199 69 232 +92.45 ± 14.35 0 14 95 138 3 +194.57 ± 35.13
386499 ncm-dbt-02 584790 500 191 75 234 +82.1 ± 13.83 0 12 113 122 3 +169.27 ± 31.88
386498 ncm-dbt-01 583992 500 194 67 239 +90.22 ± 14.31 1 13 95 140 1 +194.57 ± 35.13
386497 ncm-dbt-04 570108 500 184 58 258 +89.48 ± 14.15 0 16 92 142 0 +192.71 ± 35.72
386496 ncm-dbt-05 585211 500 201 68 231 +94.7 ± 14.98 1 15 87 144 3 +202.15 ± 36.72
386495 ncm-dbt-02 584537 500 205 80 215 +88.74 ± 13.04 0 7 113 128 2 +187.16 ± 31.58
386494 ncm-dbt-03 589027 500 207 71 222 +96.94 ± 13.33 0 9 97 143 1 +209.91 ± 34.63
386493 ncm-dbt-01 584243 500 199 61 240 +98.44 ± 13.67 0 10 94 144 2 +211.87 ± 35.26
386492 ncm-dbt-04 571190 500 191 73 236 +83.57 ± 14.31 0 15 105 127 3 +172.78 ± 33.32
386491 ncm-dbt-05 587197 500 184 64 252 +85.04 ± 13.9 0 13 106 129 2 +178.11 ± 33.1
386490 ncm-dbt-03 585843 500 196 71 233 +88.74 ± 13.68 0 11 105 132 2 +187.16 ± 33.21
386489 ncm-dbt-02 589155 500 208 68 224 +99.95 ± 13.68 0 8 98 140 4 +211.87 ± 34.38
386488 ncm-dbt-01 588728 500 199 55 246 +102.97 ± 13.71 0 10 88 150 2 +223.94 ± 36.53

Commit

Commit ID ecf5646f6e8446a3498aca04723dcee2b74f2d77
Author Michael Chaly
Date 2024-11-13 19:08:14 UTC
Refine definition of improving This patch also allows improving flag to be true if static evaluation of the position is good enough. Passed STC: https://tests.stockfishchess.org/tests/view/6720906086d5ee47d953d4d0 LLR: 2.94 (-2.94,2.94) <0.00,2.00> Total: 34816 W: 9172 L: 8858 D: 16786 Ptnml(0-2): 113, 3988, 8887, 4312, 108 Passed LTC: https://tests.stockfishchess.org/tests/view/6721162686d5ee47d953d597 LLR: 2.96 (-2.94,2.94) <0.50,2.50> Total: 145374 W: 37118 L: 36574 D: 71682 Ptnml(0-2): 91, 15875, 40212, 16417, 92 closes https://github.com/official-stockfish/Stockfish/pull/5662 Bench: 1518856
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