Dev Builds » 20240424-1620

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 06:50:55 584860 4014 1491 622 1901 +76.43 ± 4.91 0 126 894 979 8 +159.36 ± 11.35
ncm-dbt-02 06:49:45 586166 4000 1450 617 1933 +73.43 ± 5.02 0 144 889 957 10 +151.97 ± 11.4
ncm-dbt-03 06:50:40 587414 4000 1465 632 1903 +73.43 ± 5.03 2 137 900 948 13 +151.76 ± 11.32
ncm-dbt-04 06:49:34 571884 4000 1472 644 1884 +72.97 ± 5.03 0 145 894 949 12 +150.51 ± 11.36
ncm-dbt-05 06:51:44 583192 3986 1432 636 1918 +70.33 ± 4.91 3 125 946 911 8 +145.91 ± 10.99
20000 7310 3151 9539 +73.32 ± 2.23 5 677 4523 4744 51 +151.89 ± 5.04

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
382487 ncm-dbt-01 586012 14 5 1 8 +102.04 ± 70.73 0 0 3 4 0 +225.59 ± 263.0
382486 ncm-dbt-05 584201 486 169 73 244 +69.54 ± 14.6 0 20 108 114 1 +143.46 ± 32.87
382485 ncm-dbt-03 588004 500 181 75 244 +74.79 ± 14.49 0 19 108 121 2 +153.86 ± 32.88
382484 ncm-dbt-02 589112 500 168 80 252 +61.79 ± 13.71 0 19 124 107 0 +127.76 ± 30.41
382483 ncm-dbt-04 573568 500 178 70 252 +76.25 ± 13.96 0 16 111 122 1 +158.93 ± 32.34
382482 ncm-dbt-01 585970 500 197 85 218 +79.17 ± 14.05 0 15 110 123 2 +164.07 ± 32.48
382481 ncm-dbt-05 584874 500 180 88 232 +64.66 ± 13.54 0 17 124 109 0 +134.15 ± 30.35
382480 ncm-dbt-03 586858 500 188 84 228 +73.33 ± 14.72 0 21 106 121 2 +150.51 ± 33.22
382479 ncm-dbt-02 588047 500 181 71 248 +77.7 ± 14.86 0 19 106 121 4 +157.24 ± 33.21
382478 ncm-dbt-04 570388 500 176 73 251 +72.61 ± 14.69 0 22 104 123 1 +150.51 ± 33.54
382477 ncm-dbt-01 586393 500 182 73 245 +76.98 ± 14.13 0 18 105 127 0 +162.35 ± 33.37
382476 ncm-dbt-05 582611 500 193 87 220 +74.79 ± 13.91 0 16 113 120 1 +155.54 ± 32.01
382475 ncm-dbt-02 583070 500 182 82 236 +70.44 ± 14.05 0 19 112 119 0 +147.19 ± 32.24
382474 ncm-dbt-03 586139 500 195 88 217 +75.52 ± 14.51 1 16 110 121 2 +157.24 ± 32.52
382473 ncm-dbt-04 570509 500 182 84 234 +68.99 ± 14.0 0 18 117 114 1 +142.26 ± 31.44
382472 ncm-dbt-01 580240 500 191 80 229 +78.43 ± 14.31 0 17 107 124 2 +162.35 ± 33.02
382471 ncm-dbt-05 581693 500 182 81 237 +71.16 ± 13.49 1 10 128 109 2 +147.19 ± 29.47
382470 ncm-dbt-02 584159 500 187 71 242 +82.1 ± 13.83 0 15 104 131 0 +174.55 ± 33.5
382469 ncm-dbt-03 588558 500 177 60 263 +82.83 ± 13.39 0 10 115 123 2 +172.78 ± 31.44
382468 ncm-dbt-04 571994 500 187 78 235 +76.97 ± 14.13 0 16 111 121 2 +158.93 ± 32.34
382467 ncm-dbt-01 583740 500 174 83 243 +63.95 ± 13.94 0 20 119 111 0 +132.54 ± 31.18
382466 ncm-dbt-05 582569 500 185 80 235 +74.06 ± 13.89 1 12 120 115 2 +153.86 ± 30.8
382465 ncm-dbt-02 587070 500 180 75 245 +74.06 ± 14.18 0 17 113 118 2 +152.18 ± 32.04
382464 ncm-dbt-03 583740 500 191 81 228 +77.7 ± 14.29 0 16 111 120 3 +158.93 ± 32.34
382463 ncm-dbt-01 581735 500 185 75 240 +77.7 ± 14.15 0 16 110 122 2 +160.64 ± 32.5
382462 ncm-dbt-04 570348 500 194 92 214 +71.88 ± 15.08 0 24 102 122 2 +147.19 ± 33.86
382461 ncm-dbt-03 589582 500 179 82 239 +68.27 ± 13.68 0 16 122 111 1 +140.62 ± 30.61
382460 ncm-dbt-02 586604 500 176 83 241 +65.38 ± 14.83 0 25 108 116 1 +134.15 ± 32.9
382459 ncm-dbt-05 581028 500 179 65 256 +80.63 ± 13.33 0 12 112 126 0 +171.02 ± 32.04
382458 ncm-dbt-01 585421 500 188 77 235 +78.43 ± 13.73 0 14 112 123 1 +164.07 ± 32.12
382457 ncm-dbt-04 571511 500 182 85 233 +68.27 ± 13.97 0 18 118 113 1 +140.62 ± 31.28
382456 ncm-dbt-03 587537 500 176 77 247 +69.71 ± 14.31 0 20 112 117 1 +143.89 ± 32.25
382455 ncm-dbt-05 581153 500 176 76 248 +70.44 ± 14.75 1 20 108 120 1 +147.19 ± 32.89
382454 ncm-dbt-02 586097 500 186 76 238 +77.7 ± 14.0 0 15 112 121 2 +160.64 ± 32.15
382453 ncm-dbt-04 570469 500 190 81 229 +76.97 ± 14.41 0 17 110 120 3 +157.24 ± 32.52
382452 ncm-dbt-01 585970 500 180 81 239 +69.71 ± 13.44 0 15 121 114 0 +145.54 ± 30.73
382451 ncm-dbt-02 585169 500 190 79 231 +78.43 ± 13.88 0 15 110 124 1 +164.07 ± 32.48
382450 ncm-dbt-03 588899 500 178 85 237 +65.39 ± 14.28 1 19 116 114 0 +137.37 ± 31.63
382449 ncm-dbt-04 576292 500 183 81 236 +71.88 ± 13.52 0 14 121 114 1 +148.85 ± 30.69
382448 ncm-dbt-01 588260 500 189 67 244 +86.52 ± 13.47 0 11 107 131 1 +183.51 ± 32.85
382447 ncm-dbt-05 587409 500 168 86 246 +57.5 ± 13.51 0 18 133 98 1 +116.78 ± 29.08

Commit

Commit ID ddd250b9d655117920dd65a973cea2f8b3c57fce
Author Disservin
Date 2024-04-24 16:20:55 UTC
Restore NPS output for Perft Previously it was possible to also get the node counter after running a bench with perft, i.e. `./stockfish bench 1 1 5 current perft`, caused by a small regression from the uci refactoring. ``` Nodes searched: 4865609 =========================== Total time (ms) : 18 Nodes searched : 4865609 Nodes/second : 270311611 ```` closes https://github.com/official-stockfish/Stockfish/pull/5188 No functional change
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