Dev Builds » 20240209-1806

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 06:54:23 582465 4000 1454 609 1937 +74.52 ± 4.95 1 130 901 959 9 +154.91 ± 11.3
ncm-dbt-02 06:53:26 584729 4000 1449 583 1968 +76.43 ± 4.88 0 112 925 948 15 +157.87 ± 11.11
ncm-dbt-03 06:54:16 584928 4000 1461 591 1948 +76.79 ± 5.03 1 135 870 981 13 +159.36 ± 11.52
ncm-dbt-04 06:53:37 571522 4000 1418 616 1966 +70.62 ± 4.96 2 137 925 929 7 +146.57 ± 11.14
ncm-dbt-05 06:55:11 584203 4000 1442 589 1969 +75.25 ± 5.04 2 138 875 975 10 +156.6 ± 11.49
20000 7224 2988 9788 +74.72 ± 2.22 6 652 4496 4792 54 +155.04 ± 5.06

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
406950 ncm-dbt-03 586139 500 177 79 244 +68.99 ± 14.42 1 18 114 116 1 +143.89 ± 31.92
406949 ncm-dbt-05 582945 500 183 78 239 +74.06 ± 14.74 0 22 102 125 1 +153.86 ± 33.87
406948 ncm-dbt-01 582945 500 189 76 235 +79.9 ± 14.21 1 14 107 127 1 +169.27 ± 32.98
406947 ncm-dbt-04 570829 500 173 74 253 +69.71 ± 14.73 0 22 109 117 2 +142.26 ± 32.74
406946 ncm-dbt-02 585801 500 170 64 266 +74.79 ± 13.91 0 16 113 120 1 +155.54 ± 32.01
406945 ncm-dbt-03 584622 500 180 66 254 +80.63 ± 14.52 0 18 102 128 2 +167.53 ± 33.88
406944 ncm-dbt-05 585126 500 180 80 240 +70.43 ± 13.32 0 13 125 111 1 +145.54 ± 30.03
406943 ncm-dbt-01 586054 500 182 74 244 +76.25 ± 14.1 0 18 106 126 0 +160.64 ± 33.2
406942 ncm-dbt-04 571230 500 156 70 274 +60.36 ± 13.79 0 20 124 106 0 +124.6 ± 30.44
406941 ncm-dbt-02 580779 500 181 70 249 +78.43 ± 13.58 0 13 114 122 1 +164.07 ± 31.75
406940 ncm-dbt-03 584243 500 195 72 233 +87.26 ± 14.54 0 18 92 139 1 +185.33 ± 35.69
406939 ncm-dbt-05 582569 500 182 80 238 +71.88 ± 15.34 0 26 98 124 2 +147.19 ± 34.48
406938 ncm-dbt-01 583950 500 180 63 257 +82.83 ± 14.0 0 16 101 133 0 +176.33 ± 34.04
406937 ncm-dbt-02 586858 500 183 66 251 +82.83 ± 14.0 0 12 113 121 4 +169.27 ± 31.88
406936 ncm-dbt-04 572638 500 174 72 254 +71.88 ± 14.8 0 23 103 123 1 +148.85 ± 33.7
406935 ncm-dbt-03 583698 500 184 76 240 +76.25 ± 13.96 0 13 120 113 4 +153.86 ± 30.8
406934 ncm-dbt-05 587240 500 180 60 260 +85.04 ± 13.6 1 9 110 129 1 +181.7 ± 32.28
406933 ncm-dbt-01 582068 500 180 71 249 +76.98 ± 12.75 0 9 123 118 0 +162.35 ± 30.1
406932 ncm-dbt-04 572598 500 183 85 232 +68.99 ± 13.71 0 15 124 109 2 +140.62 ± 30.27
406931 ncm-dbt-02 585590 500 175 65 260 +77.7 ± 13.4 0 11 120 117 2 +160.64 ± 30.7
406930 ncm-dbt-03 585337 500 177 73 250 +73.33 ± 14.58 0 19 111 117 3 +148.85 ± 32.4
406929 ncm-dbt-01 579455 500 181 76 243 +74.06 ± 14.18 0 16 116 115 3 +150.51 ± 31.54
406928 ncm-dbt-04 571752 500 175 78 247 +68.27 ± 13.83 1 15 120 114 0 +143.89 ± 30.92
406927 ncm-dbt-05 581361 500 175 77 248 +68.99 ± 14.7 1 20 110 118 1 +143.89 ± 32.58
406926 ncm-dbt-02 585970 500 185 79 236 +74.79 ± 13.62 0 13 120 115 2 +153.86 ± 30.8
406925 ncm-dbt-03 583531 500 192 82 226 +77.7 ± 13.86 0 15 111 123 1 +162.35 ± 32.31
406924 ncm-dbt-04 571712 500 193 88 219 +74.06 ± 13.44 0 14 117 119 0 +155.54 ± 31.31
406923 ncm-dbt-01 582861 500 179 76 245 +72.61 ± 14.27 0 18 113 117 2 +148.85 ± 32.06
406922 ncm-dbt-02 586223 500 192 80 228 +79.17 ± 13.45 0 13 112 125 0 +167.53 ± 32.08
406921 ncm-dbt-05 587240 500 185 73 242 +79.17 ± 13.75 0 14 111 124 1 +165.8 ± 32.28
406920 ncm-dbt-03 586308 500 184 75 241 +76.97 ± 13.98 0 16 110 123 1 +160.64 ± 32.5
406919 ncm-dbt-05 584243 500 184 79 237 +74.06 ± 14.6 0 21 104 124 1 +153.86 ± 33.54
406918 ncm-dbt-04 571391 500 193 77 230 +82.1 ± 14.13 1 12 109 126 2 +172.78 ± 32.58
406917 ncm-dbt-02 585548 500 181 75 244 +74.79 ± 14.06 0 14 120 112 4 +150.51 ± 30.84
406916 ncm-dbt-01 581860 500 181 78 241 +72.61 ± 13.99 0 16 117 115 2 +148.85 ± 31.38
406915 ncm-dbt-03 585548 500 172 68 260 +73.34 ± 14.01 0 18 110 122 0 +153.86 ± 32.54
406914 ncm-dbt-04 570029 500 171 72 257 +69.71 ± 13.59 0 16 119 115 0 +145.54 ± 31.07
406913 ncm-dbt-02 581070 500 182 84 234 +68.99 ± 14.28 0 20 113 116 1 +142.26 ± 32.1
406912 ncm-dbt-05 582903 500 173 62 265 +78.43 ± 13.73 0 13 115 120 2 +162.35 ± 31.59
406911 ncm-dbt-01 580530 500 182 95 223 +61.07 ± 14.38 0 23 118 108 1 +124.6 ± 31.38

Commit

Commit ID 59691d46a13880534802fe7e610f56813f0e47fc
Author FauziAkram
Date 2024-02-09 18:06:24 UTC
Assorted trivial cleanups Renaming doubleExtensions variable to multiExtensions, since now we have also triple extensions. Some extra cleanups. Recent tests used to measure the elo worth: https://tests.stockfishchess.org/tests/view/659fd0c379aa8af82b96abc3 https://tests.stockfishchess.org/tests/view/65a8f3da79aa8af82b9751e3 https://tests.stockfishchess.org/tests/view/65b51824c865510db0272740 https://tests.stockfishchess.org/tests/view/65b58fbfc865510db0272f5b closes https://github.com/official-stockfish/Stockfish/pull/5032 No functional change
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