Dev Builds » 20240601-1809

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 06:47:38 584303 3998 1471 635 1892 +73.74 ± 5.0 0 138 900 948 13 +152.06 ± 11.32
ncm-dbt-02 06:46:28 588038 4000 1510 619 1871 +78.71 ± 5.0 3 124 861 1003 9 +165.15 ± 11.58
ncm-dbt-03 06:46:09 588839 4000 1490 593 1917 +79.26 ± 5.01 2 123 865 996 14 +165.15 ± 11.55
ncm-dbt-04 06:48:18 566523 4002 1534 604 1864 +82.24 ± 4.91 0 111 862 1015 13 +172.02 ± 11.56
ncm-dbt-05 06:46:35 582494 4000 1463 609 1928 +75.34 ± 5.02 2 135 881 971 11 +156.6 ± 11.45
20000 7468 3060 9472 +77.85 ± 2.23 7 631 4369 4933 60 +162.14 ± 5.14

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
371839 ncm-dbt-04 565902 2 1 1 0 0.0 ± 34.02 0 0 1 0 0 0.0 ± 30.47 ↓
371838 ncm-dbt-01 582027 498 184 75 239 +77.29 ± 13.88 0 15 111 122 1 +161.38 ± 32.31 ↓
371837 ncm-dbt-05 584411 500 176 76 248 +70.43 ± 15.02 0 24 104 120 2 +143.89 ± 33.53 ↓
371836 ncm-dbt-03 589710 500 185 78 237 +75.52 ± 13.79 0 15 114 120 1 +157.24 ± 31.83 ↓
371835 ncm-dbt-02 590010 500 184 77 239 +75.52 ± 13.49 0 14 115 121 0 +158.93 ± 31.63 ↓
371834 ncm-dbt-04 569989 500 195 58 247 +97.69 ± 13.01 0 7 100 142 1 +211.87 ± 33.93 ↓
371833 ncm-dbt-01 584874 500 185 84 231 +71.16 ± 14.08 0 16 120 111 3 +143.89 ± 30.92 ↓
371832 ncm-dbt-02 587919 500 184 89 227 +66.82 ± 15.02 1 22 110 115 2 +137.37 ± 32.59 ↓
371831 ncm-dbt-03 588771 500 191 84 225 +75.52 ± 14.65 0 20 105 123 2 +155.54 ± 33.38 ↓
371830 ncm-dbt-05 581610 500 190 77 233 +79.9 ± 13.47 0 13 111 126 0 +169.27 ± 32.25 ↓
371829 ncm-dbt-04 566928 500 188 78 234 +77.7 ± 13.71 0 14 113 122 1 +162.35 ± 31.95 ↓
371828 ncm-dbt-01 583321 500 182 88 230 +66.1 ± 14.73 0 25 106 119 0 +137.37 ± 33.21 ↓
371827 ncm-dbt-02 590438 500 187 71 242 +82.1 ± 14.13 0 15 106 127 2 +171.02 ± 33.15 ↓
371826 ncm-dbt-03 587877 500 179 74 247 +74.06 ± 14.74 1 20 102 127 0 +157.24 ± 33.88 ↓
371825 ncm-dbt-05 579868 500 171 76 253 +66.82 ± 14.75 0 23 111 114 2 +135.76 ± 32.43 ↓
371824 ncm-dbt-04 565626 500 195 79 226 +82.1 ± 13.52 0 12 111 126 1 +172.78 ± 32.21 ↓
371823 ncm-dbt-01 582402 500 192 76 232 +82.1 ± 13.83 0 12 113 122 3 +169.27 ± 31.88 ↓
371822 ncm-dbt-02 587919 500 190 80 230 +77.71 ± 14.44 1 16 106 126 1 +164.07 ± 33.19 ↓
371821 ncm-dbt-03 588899 500 179 68 253 +78.44 ± 14.74 1 16 107 123 3 +162.35 ± 33.02 ↓
371820 ncm-dbt-05 583572 500 184 75 241 +76.98 ± 14.41 1 15 110 122 2 +160.64 ± 32.5 ↓
371819 ncm-dbt-04 564448 500 188 74 238 +80.63 ± 14.23 0 15 109 123 3 +165.8 ± 32.64 ↓
371818 ncm-dbt-02 583196 500 183 73 244 +77.71 ± 14.0 1 14 109 126 0 +165.8 ± 32.64 ↓
371817 ncm-dbt-03 588047 500 179 69 252 +77.71 ± 13.4 0 13 114 123 0 +164.07 ± 31.75 ↓
371816 ncm-dbt-01 588899 500 177 74 249 +72.61 ± 14.41 0 20 108 121 1 +150.51 ± 32.89 ↓
371815 ncm-dbt-05 582987 500 182 74 244 +76.25 ± 14.1 0 17 109 123 1 +158.93 ± 32.69 ↓
371814 ncm-dbt-04 564096 500 201 75 224 +89.48 ± 14.15 0 14 98 136 2 +189.0 ± 34.56 ↓
371813 ncm-dbt-03 587070 500 195 78 227 +82.83 ± 13.85 0 13 109 126 2 +172.78 ± 32.58 ↓
371812 ncm-dbt-02 587282 500 203 67 230 +96.94 ± 13.33 0 10 94 146 0 +211.87 ± 35.26 ↓
371811 ncm-dbt-01 583321 500 177 69 254 +76.25 ± 13.81 0 15 113 121 1 +158.93 ± 31.99 ↓
371810 ncm-dbt-04 566888 500 191 78 231 +79.9 ± 13.92 0 16 105 129 0 +169.27 ± 33.34 ↓
371809 ncm-dbt-05 581527 500 179 79 242 +70.43 ± 13.47 0 14 123 112 1 +145.54 ± 30.38 ↓
371808 ncm-dbt-03 587707 500 196 75 229 +85.78 ± 14.65 0 17 98 132 3 +178.11 ± 34.58 ↓
371807 ncm-dbt-01 583237 500 183 82 235 +71.16 ± 14.36 0 19 113 116 2 +145.54 ± 32.08 ↓
371806 ncm-dbt-02 589668 500 188 82 230 +74.79 ± 14.49 0 19 108 121 2 +153.86 ± 32.88 ↓
371805 ncm-dbt-05 581693 500 186 78 236 +76.25 ± 14.53 1 17 106 125 1 +160.64 ± 33.2 ↓
371804 ncm-dbt-04 564487 500 182 81 237 +71.16 ± 14.08 0 19 111 120 0 +148.85 ± 32.4 ↓
371803 ncm-dbt-03 592634 500 186 67 247 +84.3 ± 13.42 0 9 116 122 3 +174.55 ± 31.22 ↓
371802 ncm-dbt-01 586350 500 191 87 222 +73.33 ± 14.01 0 16 116 116 2 +150.51 ± 31.54 ↓
371801 ncm-dbt-02 587877 500 191 80 229 +78.43 ± 13.88 0 14 113 121 2 +162.35 ± 31.95 ↓
371800 ncm-dbt-04 570348 500 193 80 227 +79.9 ± 14.36 0 14 114 117 5 +160.64 ± 31.79 ↓
371799 ncm-dbt-05 584285 500 195 74 231 +85.78 ± 13.77 0 12 107 129 2 +179.9 ± 32.89 ↓

Commit

Commit ID 180cab443896a6a37a3c39852ff124ce856987d2
Author MinetaS
Date 2024-06-01 18:09:47 UTC
Simplify 50 move rule dampening Refactor the logic of 50 move rule dampening by removing a constant. Passed non-regression STC: LLR: 2.93 (-2.94,2.94) <-1.75,0.25> Total: 35232 W: 9214 L: 8992 D: 17026 Ptnml(0-2): 114, 4081, 8999, 4313, 109 https://tests.stockfishchess.org/tests/view/665a329013d08af3c1725610 Passed non-regression LTC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 38406 W: 9732 L: 9530 D: 19144 Ptnml(0-2): 14, 4132, 10708, 4336, 13 https://tests.stockfishchess.org/tests/view/665a370913d08af3c1725651 https://github.com/official-stockfish/Stockfish/pull/5327 Bench: 1059739
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