Dev Builds » 20240126-1944

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 06:56:14 577103 4010 1457 591 1962 +76.23 ± 5.05 0 144 863 986 12 +158.06 ± 11.58
ncm-dbt-02 06:55:09 586044 4000 1444 575 1981 +76.7 ± 4.81 2 106 918 969 5 +161.07 ± 11.15
ncm-dbt-03 06:55:47 583832 4000 1469 599 1932 +76.79 ± 4.94 1 123 892 973 11 +159.78 ± 11.36
ncm-dbt-04 06:56:19 568608 4010 1471 561 1978 +80.24 ± 4.88 1 110 882 1002 10 +168.13 ± 11.41
ncm-dbt-05 06:56:06 579939 3980 1446 579 1955 +76.92 ± 5.01 2 124 883 967 14 +159.63 ± 11.42
20000 7287 2905 9808 +77.38 ± 2.21 6 607 4438 4897 52 +161.32 ± 5.09

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
419623 ncm-dbt-04 568395 10 4 1 5 +107.43 ± 84.35 0 0 2 3 0 +240.65 ± 570.11
419622 ncm-dbt-01 576823 10 2 3 5 -34.85 ± 119.9 0 2 2 1 0 -70.44 ± 307.49
419621 ncm-dbt-05 581277 480 175 71 234 +76.49 ± 14.36 0 17 102 121 0 +161.21 ± 33.84
419620 ncm-dbt-03 582193 500 180 77 243 +72.61 ± 13.69 0 16 115 119 0 +152.18 ± 31.7
419619 ncm-dbt-04 568713 500 181 67 252 +80.63 ± 14.09 0 16 105 128 1 +169.27 ± 33.34
419618 ncm-dbt-02 582861 500 176 60 264 +82.1 ± 12.9 0 9 116 125 0 +174.55 ± 31.22
419617 ncm-dbt-01 575680 500 175 82 243 +65.38 ± 15.36 0 26 109 111 4 +129.35 ± 32.75
419616 ncm-dbt-05 577643 500 167 81 252 +60.36 ± 14.76 1 23 116 109 1 +124.6 ± 31.69
419615 ncm-dbt-03 584706 500 185 79 236 +74.79 ± 13.76 0 14 118 116 2 +153.86 ± 31.15
419614 ncm-dbt-04 569190 500 183 76 241 +75.52 ± 13.34 0 11 123 114 2 +155.54 ± 30.23
419613 ncm-dbt-01 575639 500 176 66 258 +77.7 ± 14.29 0 18 105 126 1 +162.35 ± 33.37
419612 ncm-dbt-02 588217 500 175 69 256 +74.79 ± 13.31 0 13 118 119 0 +157.24 ± 31.11
419611 ncm-dbt-05 577561 500 187 83 230 +73.34 ± 15.13 1 21 103 123 2 +152.18 ± 33.71
419610 ncm-dbt-04 568912 500 180 62 258 +83.57 ± 13.41 0 12 108 130 0 +178.11 ± 32.72
419609 ncm-dbt-03 583237 500 186 78 236 +76.25 ± 15.09 0 24 95 130 1 +158.93 ± 35.03
419608 ncm-dbt-02 586816 500 190 69 241 +85.78 ± 13.3 0 11 107 132 0 +183.51 ± 32.85
419607 ncm-dbt-01 577807 500 193 75 232 +83.57 ± 13.71 0 13 107 129 1 +176.33 ± 32.93
419606 ncm-dbt-05 582694 500 179 73 248 +74.79 ± 13.62 0 14 117 118 1 +155.54 ± 31.31
419605 ncm-dbt-04 566730 500 187 66 247 +85.78 ± 13.77 0 14 101 135 0 +183.51 ± 34.01
419604 ncm-dbt-03 584411 500 184 77 239 +75.52 ± 13.34 1 8 126 113 2 +157.24 ± 29.64
419603 ncm-dbt-01 578836 500 182 65 253 +82.83 ± 13.85 0 15 103 132 0 +176.33 ± 33.67
419602 ncm-dbt-02 583447 500 166 86 248 +56.07 ± 14.96 2 23 119 105 1 +116.78 ± 31.26
419601 ncm-dbt-05 579909 500 184 65 251 +84.3 ± 13.88 0 13 107 128 2 +176.33 ± 32.93
419600 ncm-dbt-04 568752 500 204 81 215 +87.26 ± 14.4 1 14 97 137 1 +187.16 ± 34.76
419599 ncm-dbt-03 581735 500 193 75 232 +83.57 ± 14.6 0 18 98 132 2 +174.55 ± 34.58
419598 ncm-dbt-01 576169 500 186 61 253 +88.74 ± 13.52 0 12 101 137 0 +190.85 ± 33.97
419597 ncm-dbt-02 586646 500 182 72 246 +77.7 ± 13.86 0 15 111 123 1 +162.35 ± 32.31
419596 ncm-dbt-05 576292 500 193 73 234 +85.04 ± 13.44 0 8 118 120 4 +174.55 ± 30.82
419595 ncm-dbt-03 583279 500 182 68 250 +80.63 ± 14.23 0 16 106 126 2 +167.53 ± 33.17
419594 ncm-dbt-04 570829 500 164 67 269 +68.27 ± 15.08 0 23 111 112 4 +135.76 ± 32.43
419593 ncm-dbt-01 576537 500 181 79 240 +71.88 ± 14.25 0 17 117 113 3 +145.54 ± 31.41
419592 ncm-dbt-02 586520 500 180 66 254 +80.63 ± 12.7 0 7 123 119 1 +169.27 ± 29.95
419591 ncm-dbt-05 581818 500 181 68 251 +79.9 ± 13.77 0 14 110 125 1 +167.53 ± 32.45
419590 ncm-dbt-03 586139 500 176 64 260 +79.17 ± 13.9 0 14 112 122 2 +164.07 ± 32.12
419589 ncm-dbt-04 567878 500 184 67 249 +82.83 ± 13.54 0 12 110 127 1 +174.55 ± 32.38
419588 ncm-dbt-01 578342 500 190 75 235 +81.36 ± 13.96 0 15 106 128 1 +171.02 ± 33.15
419587 ncm-dbt-02 585970 500 185 82 233 +72.61 ± 13.54 0 13 123 112 2 +148.85 ± 30.34
419586 ncm-dbt-05 582318 500 180 65 255 +81.36 ± 14.11 0 14 110 123 3 +167.53 ± 32.45
419585 ncm-dbt-03 584958 500 183 81 236 +71.88 ± 13.22 0 13 122 115 0 +150.51 ± 30.49
419584 ncm-dbt-02 587877 500 190 71 239 +84.31 ± 13.88 0 15 101 134 0 +179.9 ± 34.03
419583 ncm-dbt-01 578095 500 172 85 243 +61.07 ± 14.92 0 26 113 109 2 +123.02 ± 32.15
419582 ncm-dbt-04 568077 500 184 74 242 +77.7 ± 12.78 0 8 125 116 1 +162.35 ± 29.72

Commit

Commit ID 3d49a99aaf75f6f44ef6ec5a22b0acd191b8d01e
Author FauziAkram
Date 2024-01-26 19:44:16 UTC
Refactor history score calculation Passed STC: https://tests.stockfishchess.org/tests/view/65ad08b179aa8af82b979dd1 LLR: 2.93 (-2.94,2.94) <-1.75,0.25> Total: 161376 W: 41582 L: 41498 D: 78296 Ptnml(0-2): 633, 19354, 40611, 19476, 614 Passed LTC: https://tests.stockfishchess.org/tests/view/65af966fc865510db026c0f0 LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 116526 W: 29269 L: 29143 D: 58114 Ptnml(0-2): 71, 13252, 31509, 13342, 89 closes https://github.com/official-stockfish/Stockfish/pull/5006 Bench: 1317504
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