Dev Builds » 20240513-0532

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 06:50:52 585314 4000 1483 575 1942 +80.27 ± 4.93 2 109 882 993 14 +167.53 ± 11.41
ncm-dbt-02 06:49:55 587145 4000 1465 659 1876 +70.98 ± 4.99 3 130 941 910 16 +145.75 ± 11.03
ncm-dbt-03 06:50:15 587161 4000 1464 640 1896 +72.61 ± 4.94 1 131 920 939 9 +150.51 ± 11.17
ncm-dbt-04 06:48:36 571374 4000 1487 581 1932 +80.08 ± 4.9 2 109 880 999 10 +167.97 ± 11.42
ncm-dbt-05 06:49:33 584670 4000 1441 625 1934 +71.89 ± 5.01 1 141 911 935 12 +148.23 ± 11.24
20000 7340 3080 9580 +75.15 ± 2.22 9 620 4534 4776 61 +155.88 ± 5.03

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
384050 ncm-dbt-03 588217 500 194 84 222 +77.7 ± 13.86 0 13 117 117 3 +158.93 ± 31.27
384049 ncm-dbt-01 585295 500 186 61 253 +88.74 ± 13.52 0 10 107 131 2 +187.16 ± 32.81
384048 ncm-dbt-05 583070 500 187 94 219 +65.38 ± 14.56 0 21 118 108 3 +130.94 ± 31.35
384047 ncm-dbt-04 572961 500 187 73 240 +80.63 ± 13.49 0 12 113 124 1 +169.27 ± 31.88
384046 ncm-dbt-02 586646 500 185 88 227 +68.27 ± 14.4 0 21 112 116 1 +140.62 ± 32.26
384045 ncm-dbt-03 586054 500 179 78 243 +71.16 ± 14.08 0 16 120 111 3 +143.89 ± 30.92
384044 ncm-dbt-04 572517 500 192 66 242 +89.48 ± 13.53 0 10 106 132 2 +189.0 ± 32.98
384043 ncm-dbt-01 584411 500 179 77 244 +71.88 ± 13.67 0 14 122 112 2 +147.19 ± 30.53
384042 ncm-dbt-05 587622 500 181 72 247 +76.97 ± 14.13 0 14 117 115 4 +155.54 ± 31.31
384041 ncm-dbt-02 587537 500 187 88 225 +69.71 ± 13.29 0 12 129 107 2 +142.26 ± 29.38
384040 ncm-dbt-04 571793 500 183 70 247 +79.9 ± 13.77 1 12 110 127 0 +171.02 ± 32.42
384039 ncm-dbt-03 587070 500 179 79 242 +70.44 ± 13.47 0 15 120 115 0 +147.19 ± 30.88
384038 ncm-dbt-05 585464 500 182 90 228 +64.66 ± 13.54 0 17 124 109 0 +134.15 ± 30.35
384037 ncm-dbt-01 583531 500 193 72 235 +85.78 ± 14.79 1 15 99 132 3 +179.9 ± 34.4
384036 ncm-dbt-02 586054 500 177 69 254 +76.25 ± 13.81 0 13 119 115 3 +155.54 ± 30.96
384035 ncm-dbt-03 586393 500 181 72 247 +76.98 ± 13.83 0 16 109 125 0 +162.35 ± 32.67
384034 ncm-dbt-04 570829 500 185 78 237 +75.52 ± 13.79 1 11 120 116 2 +157.24 ± 30.75
384033 ncm-dbt-05 581485 500 180 76 244 +73.33 ± 14.01 0 17 113 119 1 +152.18 ± 32.04
384032 ncm-dbt-02 587962 500 187 75 238 +79.17 ± 13.29 0 12 114 124 0 +167.53 ± 31.71
384031 ncm-dbt-01 584748 500 183 71 246 +79.17 ± 13.9 0 16 106 128 0 +167.53 ± 33.17
384030 ncm-dbt-03 586985 500 188 76 236 +79.17 ± 14.62 0 21 96 133 0 +167.53 ± 34.91
384029 ncm-dbt-04 567997 500 183 72 245 +78.43 ± 14.46 0 17 108 122 3 +160.64 ± 32.85
384028 ncm-dbt-05 583279 500 179 74 247 +74.06 ± 14.88 0 22 103 123 2 +152.18 ± 33.71
384027 ncm-dbt-02 587962 500 175 81 244 +66.1 ± 15.0 2 19 114 113 2 +137.37 ± 31.96
384026 ncm-dbt-01 585084 500 199 70 231 +91.71 ± 13.09 0 7 109 132 2 +194.57 ± 32.27
384025 ncm-dbt-03 586985 500 183 76 241 +75.52 ± 14.23 0 18 108 123 1 +157.24 ± 32.87
384024 ncm-dbt-04 572961 500 182 65 253 +82.83 ± 13.7 0 12 111 125 2 +172.78 ± 32.21
384023 ncm-dbt-05 586562 500 170 74 256 +67.55 ± 14.09 0 20 114 116 0 +140.62 ± 31.94
384022 ncm-dbt-01 584664 500 186 80 234 +74.79 ± 14.2 0 16 115 116 3 +152.18 ± 31.7
384021 ncm-dbt-02 586985 500 173 90 237 +58.21 ± 15.44 1 27 113 106 3 +116.78 ± 32.15
384020 ncm-dbt-03 587367 500 178 96 226 +57.5 ± 14.36 1 20 127 100 2 +116.78 ± 30.03
384019 ncm-dbt-02 588047 500 185 87 228 +68.99 ± 14.14 0 17 121 109 3 +138.99 ± 30.8
384018 ncm-dbt-04 570949 500 181 75 244 +74.79 ± 14.2 0 19 106 125 0 +157.24 ± 33.21
384017 ncm-dbt-01 585801 500 179 69 252 +77.7 ± 14.0 0 15 112 121 2 +160.64 ± 32.15
384016 ncm-dbt-05 586139 500 175 65 260 +77.71 ± 13.09 0 11 118 121 0 +164.07 ± 31.01
384015 ncm-dbt-03 588217 500 182 79 239 +72.61 ± 13.09 0 12 123 115 0 +152.18 ± 30.28
384014 ncm-dbt-04 570989 500 194 82 224 +79.17 ± 13.9 0 16 106 128 0 +167.53 ± 33.17
384013 ncm-dbt-05 583740 500 187 80 233 +75.52 ± 14.93 1 19 104 124 2 +157.24 ± 33.54
384012 ncm-dbt-01 588984 500 178 75 247 +72.61 ± 14.13 1 16 112 121 0 +153.86 ± 32.2
384011 ncm-dbt-02 585970 500 196 81 223 +81.36 ± 13.19 0 9 119 120 2 +169.27 ± 30.73

Commit

Commit ID e608eab8dd9f7bd68f192d56d742f621674b8fa8
Author mstembera
Date 2024-05-13 05:32:32 UTC
Optimize update_accumulator_refresh_cache() STC https://tests.stockfishchess.org/tests/view/664105df26ac5f9b286d30e6 LLR: 2.94 (-2.94,2.94) <0.00,2.00> Total: 178528 W: 46235 L: 45750 D: 86543 Ptnml(0-2): 505, 17792, 52142, 18363, 462 Combo of two yellow speedups https://tests.stockfishchess.org/tests/view/6640abf9d163897c63214f5c LLR: -2.93 (-2.94,2.94) <0.00,2.00> Total: 355744 W: 91714 L: 91470 D: 172560 Ptnml(0-2): 913, 36233, 103384, 36381, 961 https://tests.stockfishchess.org/tests/view/6628ce073fe04ce4cefc739c LLR: -2.93 (-2.94,2.94) <0.00,2.00> Total: 627040 W: 162001 L: 161339 D: 303700 Ptnml(0-2): 2268, 72379, 163532, 73105, 2236 closes https://github.com/official-stockfish/Stockfish/pull/5239 No functional change
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