Dev Builds » 20240711-0529

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 06:54:13 585288 4000 1519 567 1914 +84.31 ± 5.0 0 116 834 1032 18 +175.88 ± 11.77
ncm-dbt-02 06:55:01 586849 4012 1555 589 1868 +85.33 ± 4.95 1 109 834 1047 15 +179.26 ± 11.77
ncm-dbt-03 06:54:00 588496 4000 1561 596 1843 +85.5 ± 4.92 2 98 850 1033 17 +179.45 ± 11.63
ncm-dbt-04 06:55:12 566154 4006 1518 619 1869 +79.32 ± 4.99 1 123 870 994 15 +164.86 ± 11.51
ncm-dbt-05 06:55:43 583601 3982 1473 552 1957 +81.84 ± 4.87 3 95 883 998 12 +171.93 ± 11.38
20000 7626 2923 9451 +83.26 ± 2.21 7 541 4271 5104 77 +174.24 ± 5.19

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
372709 ncm-dbt-04 565194 6 2 2 2 -0.0 ± 173.92 0 1 1 1 0 -0.0 ± 561.2
372708 ncm-dbt-02 585548 12 4 2 6 +58.43 ± 110.55 0 1 2 3 0 +120.41 ± 334.55
372707 ncm-dbt-05 582527 482 183 59 240 +91.43 ± 13.21 0 6 107 126 2 +193.74 ± 32.46
372706 ncm-dbt-01 584790 500 197 72 231 +88.74 ± 13.52 0 10 107 131 2 +187.16 ± 32.81
372705 ncm-dbt-03 588813 500 197 64 239 +94.7 ± 14.24 1 10 97 139 3 +202.15 ± 34.7
372704 ncm-dbt-02 589882 500 177 84 239 +65.38 ± 14.29 0 22 113 115 0 +135.76 ± 32.12
372703 ncm-dbt-04 568037 500 195 85 220 +77.7 ± 13.71 0 13 116 119 2 +160.64 ± 31.43
372702 ncm-dbt-05 583405 500 186 73 241 +79.9 ± 13.77 0 15 107 128 0 +169.27 ± 32.98
372701 ncm-dbt-03 590696 500 203 82 215 +85.78 ± 14.22 1 14 98 137 0 +185.33 ± 34.57
372700 ncm-dbt-01 588302 500 189 72 239 +82.83 ± 14.29 0 16 103 129 2 +172.78 ± 33.69
372699 ncm-dbt-04 564683 500 190 74 236 +82.1 ± 13.98 0 14 108 126 2 +171.02 ± 32.78
372698 ncm-dbt-02 587409 500 196 68 236 +90.96 ± 13.87 0 12 100 136 2 +192.71 ± 34.15
372697 ncm-dbt-05 586139 500 186 72 242 +80.63 ± 13.64 1 11 111 127 0 +172.78 ± 32.21
372696 ncm-dbt-04 568951 500 185 78 237 +75.52 ± 13.94 0 15 115 118 2 +155.54 ± 31.67
372695 ncm-dbt-01 585295 500 182 68 250 +80.63 ± 14.66 0 17 106 123 4 +164.07 ± 33.19
372694 ncm-dbt-03 587622 500 201 76 223 +88.74 ± 14.28 0 12 106 127 5 +181.7 ± 33.07
372693 ncm-dbt-02 585126 500 203 83 214 +85.04 ± 14.2 0 15 102 131 2 +178.11 ± 33.85
372692 ncm-dbt-05 582945 500 192 78 230 +80.63 ± 13.18 0 11 114 125 0 +171.02 ± 31.66
372691 ncm-dbt-04 566375 500 197 80 223 +82.83 ± 13.85 0 13 109 126 2 +172.78 ± 32.58
372690 ncm-dbt-01 583112 500 199 64 237 +96.19 ± 13.95 0 10 99 137 4 +202.15 ± 34.28
372689 ncm-dbt-02 590053 500 187 87 226 +70.43 ± 13.16 0 12 127 110 1 +145.54 ± 29.68
372688 ncm-dbt-03 586646 500 194 76 230 +83.57 ± 13.25 0 11 110 129 0 +178.11 ± 32.33
372687 ncm-dbt-04 565508 500 194 71 235 +87.26 ± 13.8 0 11 108 128 3 +181.7 ± 32.68
372686 ncm-dbt-05 582611 500 191 68 241 +87.26 ± 13.8 0 12 105 131 2 +183.51 ± 33.24
372685 ncm-dbt-01 587070 500 190 68 242 +86.52 ± 13.63 0 12 105 132 1 +183.51 ± 33.24
372684 ncm-dbt-03 587367 500 193 72 235 +85.78 ± 13.14 0 10 109 131 0 +183.51 ± 32.46
372683 ncm-dbt-02 582235 500 196 67 237 +91.71 ± 14.19 1 12 95 141 1 +198.34 ± 35.12
372682 ncm-dbt-04 566060 500 189 85 226 +73.33 ± 14.3 0 18 112 118 2 +150.51 ± 32.22
372681 ncm-dbt-05 582318 500 177 62 261 +81.36 ± 13.81 0 12 114 121 3 +167.53 ± 31.71
372680 ncm-dbt-01 585126 500 180 65 255 +81.36 ± 14.82 0 19 100 128 3 +167.53 ± 34.22
372679 ncm-dbt-02 585506 500 199 55 246 +102.97 ± 13.71 0 9 91 147 3 +221.9 ± 35.86
372678 ncm-dbt-03 589582 500 189 67 244 +86.52 ± 13.32 0 7 118 121 4 +178.11 ± 30.75
372677 ncm-dbt-05 584117 500 169 70 261 +69.71 ± 14.31 2 14 118 115 1 +147.19 ± 31.23
372676 ncm-dbt-04 564840 500 174 67 259 +75.52 ± 14.65 0 21 102 126 1 +157.24 ± 33.88
372675 ncm-dbt-02 589368 500 202 66 232 +96.94 ± 13.33 0 7 103 137 3 +206.01 ± 33.36
372674 ncm-dbt-03 587664 500 193 70 237 +87.26 ± 14.1 0 14 101 133 2 +183.51 ± 34.01
372673 ncm-dbt-01 583950 500 198 74 228 +88.0 ± 13.66 0 13 100 137 0 +189.0 ± 34.18
372672 ncm-dbt-02 586520 500 191 77 232 +80.63 ± 14.8 0 19 101 127 3 +165.8 ± 34.05
372671 ncm-dbt-04 565744 500 192 77 231 +81.37 ± 14.68 1 17 99 132 1 +172.78 ± 34.4
372670 ncm-dbt-01 584664 500 184 84 232 +70.43 ± 14.34 0 19 114 115 2 +143.89 ± 31.92
372669 ncm-dbt-05 584748 500 189 70 241 +84.3 ± 14.33 0 14 107 125 4 +172.78 ± 32.96
372668 ncm-dbt-03 589582 500 191 89 220 +71.88 ± 14.67 0 20 111 116 3 +145.54 ± 32.41

Commit

Commit ID 6135a0e2f830a587d2ac7a332bb62188fa924aad
Author Joost VandeVondele
Date 2024-07-11 05:29:44 UTC
Provide more info on found TB files now uses the following format: `info string Found 510 WDL and 510 DTZ tablebase files (up to 6-man).` this clarifies exactly what has been found, as the difference matters, e.g. for the PV extension of TB scores. closes https://github.com/official-stockfish/Stockfish/pull/5471 No functional change
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