Dev Builds » 20240121-1149

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 06:54:56 577830 4000 1462 584 1954 +77.52 ± 4.94 1 124 879 988 8 +162.14 ± 11.45
ncm-dbt-02 06:55:40 584785 4000 1421 599 1980 +72.43 ± 4.97 4 124 931 928 13 +149.89 ± 11.09
ncm-dbt-03 06:55:25 584372 4000 1479 598 1923 +77.8 ± 5.01 2 129 865 994 10 +162.56 ± 11.56
ncm-dbt-04 06:56:05 568039 4000 1470 601 1929 +76.7 ± 4.92 4 116 892 983 5 +161.49 ± 11.35
ncm-dbt-05 06:56:40 580924 4000 1465 650 1885 +71.79 ± 5.05 3 145 894 950 8 +149.26 ± 11.37
20000 7297 3032 9671 +75.25 ± 2.23 14 638 4461 4843 44 +157.02 ± 5.08

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
419665 ncm-dbt-05 579166 500 185 82 233 +72.61 ± 13.99 0 18 111 121 0 +152.18 ± 32.38
419664 ncm-dbt-04 569629 500 184 73 243 +78.44 ± 13.27 0 12 115 123 0 +165.8 ± 31.55
419663 ncm-dbt-03 584622 500 187 73 240 +80.63 ± 14.09 0 15 108 125 2 +167.53 ± 32.81
419662 ncm-dbt-02 584706 500 171 79 250 +64.66 ± 13.39 0 15 129 105 1 +132.54 ± 29.53
419661 ncm-dbt-01 577192 500 198 78 224 +85.04 ± 14.2 1 14 99 136 0 +183.51 ± 34.39
419660 ncm-dbt-02 584874 500 171 63 266 +76.25 ± 13.66 0 14 115 120 1 +158.93 ± 31.63
419659 ncm-dbt-03 586477 500 190 60 250 +92.45 ± 13.43 0 11 98 141 0 +200.24 ± 34.5
419658 ncm-dbt-04 563509 500 187 74 239 +79.9 ± 13.92 0 16 105 129 0 +169.27 ± 33.34
419657 ncm-dbt-05 581361 500 185 77 238 +76.25 ± 15.49 1 23 95 129 2 +158.93 ± 35.03
419656 ncm-dbt-01 576823 500 183 78 239 +74.06 ± 13.89 0 15 117 116 2 +152.18 ± 31.35
419655 ncm-dbt-02 586012 500 181 74 245 +75.52 ± 14.51 0 19 107 122 2 +155.54 ± 33.04
419654 ncm-dbt-03 584748 500 188 78 234 +77.71 ± 13.85 1 12 114 122 1 +164.07 ± 31.75
419653 ncm-dbt-05 583698 500 178 66 256 +79.17 ± 13.75 0 15 108 127 0 +167.53 ± 32.81
419652 ncm-dbt-04 566770 500 188 79 233 +76.98 ± 14.13 1 14 111 123 1 +162.35 ± 32.31
419651 ncm-dbt-01 579166 500 157 56 287 +71.16 ± 13.19 0 12 126 111 1 +147.19 ± 29.83
419650 ncm-dbt-02 585464 500 193 91 216 +71.89 ± 14.8 2 14 118 112 4 +147.19 ± 31.23
419649 ncm-dbt-05 578300 500 186 80 234 +74.79 ± 13.47 0 12 122 114 2 +153.86 ± 30.44
419648 ncm-dbt-03 583824 500 168 72 260 +67.55 ± 14.51 0 23 108 119 0 +140.62 ± 32.9
419647 ncm-dbt-04 569589 500 175 75 250 +70.44 ± 14.34 1 16 117 114 2 +145.54 ± 31.41
419646 ncm-dbt-01 577971 500 196 79 225 +82.83 ± 14.0 0 15 104 130 1 +174.55 ± 33.5
419645 ncm-dbt-02 584327 500 181 76 243 +74.06 ± 14.74 1 19 105 124 1 +155.54 ± 33.38
419644 ncm-dbt-03 583154 500 184 75 241 +76.97 ± 14.7 0 21 100 128 1 +160.64 ± 34.22
419643 ncm-dbt-05 581277 500 185 99 216 +60.36 ± 13.93 0 19 128 101 2 +121.46 ± 29.83
419642 ncm-dbt-04 569949 500 181 78 241 +72.61 ± 13.99 0 17 114 118 1 +150.51 ± 31.88
419641 ncm-dbt-01 575802 500 184 71 245 +79.9 ± 14.64 0 20 98 131 1 +167.53 ± 34.57
419640 ncm-dbt-02 584034 500 176 57 267 +84.31 ± 12.95 0 9 113 128 0 +179.9 ± 31.72
419639 ncm-dbt-03 585928 500 195 85 220 +77.7 ± 14.0 0 15 112 121 2 +160.64 ± 32.15
419638 ncm-dbt-05 579744 500 182 89 229 +65.39 ± 15.36 1 27 100 122 0 +137.37 ± 34.12
419637 ncm-dbt-04 568633 500 188 66 246 +86.52 ± 13.78 1 11 103 135 0 +187.16 ± 33.6
419636 ncm-dbt-01 577192 500 186 69 245 +82.83 ± 14.29 0 18 97 135 0 +176.33 ± 34.76
419635 ncm-dbt-02 585295 500 170 78 252 +64.66 ± 13.69 0 16 128 104 2 +130.94 ± 29.72
419634 ncm-dbt-05 581569 500 182 72 246 +77.71 ± 13.71 0 15 110 125 0 +164.07 ± 32.48
419633 ncm-dbt-03 583950 500 169 73 258 +67.55 ± 14.65 1 20 112 116 1 +140.62 ± 32.26
419632 ncm-dbt-04 568315 500 181 82 237 +69.71 ± 14.03 0 18 116 115 1 +143.89 ± 31.59
419631 ncm-dbt-01 578753 500 175 75 250 +70.43 ± 13.76 0 16 119 114 1 +145.54 ± 31.07
419630 ncm-dbt-03 582277 500 198 82 220 +82.1 ± 13.83 0 12 113 122 3 +169.27 ± 31.88
419629 ncm-dbt-02 583572 500 178 81 241 +68.27 ± 14.54 1 18 116 113 2 +140.62 ± 31.61
419628 ncm-dbt-04 567918 500 186 74 240 +79.17 ± 13.75 1 12 111 126 0 +169.27 ± 32.25
419627 ncm-dbt-05 582277 500 182 85 233 +68.27 ± 14.26 1 16 120 111 2 +140.62 ± 30.95
419626 ncm-dbt-01 579744 500 183 78 239 +74.06 ± 13.74 0 14 119 115 2 +152.18 ± 31.0

Commit

Commit ID a6fd17f27d7675332166e9e6ea8210237281fc77
Author Muzhen Gaming
Date 2024-01-21 11:49:30 UTC
VLTC search tune Search parameters were tuned using 152k games at 180+1.8. Passed VLTC: https://tests.stockfishchess.org/tests/view/65a7a81979aa8af82b973a20 LLR: 2.94 (-2.94,2.94) <0.00,2.00> Total: 117338 W: 29244 L: 28848 D: 59246 Ptnml(0-2): 24, 12474, 33267, 12890, 14 Passed VVLTC: https://tests.stockfishchess.org/tests/view/65ab246679aa8af82b977982 LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 28164 W: 7239 L: 6957 D: 13968 Ptnml(0-2): 3, 2651, 8490, 2937, 1 STC Elo estimate: https://tests.stockfishchess.org/tests/view/65ac7c0979aa8af82b9792a6 Elo: -0.53 ± 2.0 (95%) LOS: 30.4% Total: 30000 W: 7688 L: 7734 D: 14578 Ptnml(0-2): 102, 3617, 7614, 3559, 108 nElo: -1.03 ± 3.9 (95%) PairsRatio: 0.99 closes https://github.com/official-stockfish/Stockfish/pull/5003 Bench: 1235377
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