Dev Builds » 20240530-1228

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 06:46:14 584578 4000 1463 603 1934 +75.88 ± 5.05 5 133 866 989 7 +159.36 ± 11.55
ncm-dbt-02 06:46:44 588104 4000 1477 605 1918 +76.98 ± 5.06 4 130 869 984 13 +160.42 ± 11.53
ncm-dbt-03 06:46:16 588220 4000 1502 636 1862 +76.43 ± 5.02 1 135 872 981 11 +158.93 ± 11.51
ncm-dbt-04 06:46:34 564931 4000 1516 598 1886 +81.18 ± 5.03 0 123 857 999 21 +167.75 ± 11.61
ncm-dbt-05 06:47:46 584163 4000 1482 629 1889 +75.25 ± 4.91 1 121 912 956 10 +156.39 ± 11.21
20000 7440 3071 9489 +77.14 ± 2.24 11 642 4376 4909 62 +160.55 ± 5.13

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
372835 ncm-dbt-05 584790 500 179 70 251 +76.98 ± 14.13 1 15 108 126 0 +164.07 ± 32.83
372834 ncm-dbt-04 564096 500 194 66 240 +90.96 ± 14.32 0 12 103 130 5 +187.16 ± 33.6
372833 ncm-dbt-01 585000 500 178 71 251 +75.52 ± 13.94 0 16 112 121 1 +157.24 ± 32.18
372832 ncm-dbt-02 584579 500 185 73 242 +79.17 ± 14.48 1 12 116 116 5 +160.64 ± 31.43
372831 ncm-dbt-03 588941 500 178 73 249 +74.06 ± 13.29 0 13 119 118 0 +155.54 ± 30.96
372830 ncm-dbt-05 585211 500 178 69 253 +76.97 ± 14.27 0 15 115 116 4 +155.54 ± 31.67
372829 ncm-dbt-04 565548 500 192 74 234 +83.57 ± 13.56 0 10 115 122 3 +172.78 ± 31.44
372828 ncm-dbt-03 588686 500 197 86 217 +78.43 ± 14.46 0 17 108 122 3 +160.64 ± 32.85
372827 ncm-dbt-02 588089 500 199 64 237 +96.19 ± 13.64 1 8 97 143 1 +209.91 ± 34.63
372826 ncm-dbt-01 585506 500 171 63 266 +76.25 ± 13.96 1 13 114 121 1 +160.64 ± 31.79
372825 ncm-dbt-05 578342 500 182 76 242 +74.79 ± 14.34 0 17 113 117 3 +152.18 ± 32.04
372824 ncm-dbt-04 564997 500 189 88 223 +71.16 ± 13.79 0 16 118 115 1 +147.19 ± 31.23
372823 ncm-dbt-03 589240 500 190 84 226 +74.79 ± 13.91 0 17 110 123 0 +157.24 ± 32.52
372822 ncm-dbt-02 587749 500 173 88 239 +59.64 ± 13.61 0 18 130 101 1 +121.46 ± 29.51
372821 ncm-dbt-01 586266 500 189 79 232 +77.71 ± 14.99 1 19 101 127 2 +162.35 ± 34.05
372820 ncm-dbt-05 587962 500 189 81 230 +76.25 ± 13.36 0 13 116 121 0 +160.64 ± 31.43
372819 ncm-dbt-04 562651 500 180 64 256 +82.1 ± 14.56 0 19 97 133 1 +172.78 ± 34.76
372818 ncm-dbt-03 588600 500 191 67 242 +88.0 ± 13.5 0 11 105 133 1 +187.16 ± 33.21
372817 ncm-dbt-01 583782 500 180 79 241 +71.16 ± 13.49 0 15 119 116 0 +148.85 ± 31.04
372816 ncm-dbt-02 589283 500 180 69 251 +78.44 ± 15.02 1 20 97 131 1 +165.8 ± 34.73
372815 ncm-dbt-05 583698 500 195 85 220 +77.7 ± 13.86 0 14 114 120 2 +160.64 ± 31.79
372814 ncm-dbt-04 564958 500 199 71 230 +90.96 ± 14.17 0 14 96 138 2 +192.71 ± 34.94
372813 ncm-dbt-03 587452 500 198 81 221 +82.83 ± 14.86 0 20 95 133 2 +172.78 ± 35.1
372812 ncm-dbt-02 588260 500 182 79 239 +72.61 ± 14.13 0 19 109 122 0 +152.18 ± 32.72
372811 ncm-dbt-01 586308 500 176 73 251 +72.61 ± 14.27 0 19 110 120 1 +150.51 ± 32.56
372810 ncm-dbt-05 581485 500 186 80 234 +74.79 ± 13.47 0 13 119 117 1 +155.54 ± 30.96
372809 ncm-dbt-01 582110 500 176 71 253 +74.06 ± 14.46 1 18 106 125 0 +157.24 ± 33.21
372808 ncm-dbt-04 564291 500 181 88 231 +65.38 ± 15.62 0 29 102 116 3 +130.94 ± 33.79
372807 ncm-dbt-03 584958 500 189 79 232 +77.71 ± 14.44 1 17 103 129 0 +165.8 ± 33.7
372806 ncm-dbt-02 587707 500 191 66 243 +88.74 ± 14.72 1 15 94 138 2 +189.0 ± 35.33
372805 ncm-dbt-05 584916 500 184 82 234 +71.88 ± 14.25 0 20 108 122 0 +150.51 ± 32.89
372804 ncm-dbt-04 566099 500 191 74 235 +82.83 ± 13.85 0 12 112 123 3 +171.02 ± 32.04
372803 ncm-dbt-01 582277 500 193 82 225 +78.44 ± 14.88 2 17 99 132 0 +169.27 ± 34.4
372802 ncm-dbt-02 589155 500 181 86 233 +66.82 ± 14.89 0 24 109 115 2 +135.76 ± 32.75
372801 ncm-dbt-03 587919 500 175 86 239 +62.51 ± 14.17 0 21 120 108 1 +127.76 ± 31.05
372800 ncm-dbt-04 566809 500 190 73 237 +82.83 ± 13.7 0 11 114 122 3 +171.02 ± 31.66
372799 ncm-dbt-01 585379 500 200 85 215 +81.36 ± 14.25 0 16 105 127 2 +169.27 ± 33.34
372798 ncm-dbt-05 586901 500 189 86 225 +72.61 ± 13.39 0 14 119 117 0 +152.18 ± 31.0
372797 ncm-dbt-03 589967 500 184 80 236 +73.33 ± 14.72 0 19 112 115 4 +147.19 ± 32.24
372796 ncm-dbt-02 590010 500 186 80 234 +74.79 ± 13.62 0 14 117 118 1 +155.54 ± 31.31

Commit

Commit ID 35aff79843658aef55426d5d88be412f54d936b8
Author Linmiao Xu
Date 2024-05-30 12:28:07 UTC
Update default main net to nn-ddcfb9224cdb.nnue Created by further tuning the spsa-tuned main net `nn-c721dfca8cd3.nnue` with the same methods described in https://github.com/official-stockfish/Stockfish/pull/5254 This net was reached at 61k / 120k spsa games at 70+0.7 th 7: https://tests.stockfishchess.org/tests/view/665639d0a86388d5e27dd259 Passed STC: https://tests.stockfishchess.org/tests/view/6657d44e6b0e318cefa8d771 LLR: 2.95 (-2.94,2.94) <0.00,2.00> Total: 114688 W: 29775 L: 29344 D: 55569 Ptnml(0-2): 274, 13633, 29149, 13964, 324 Passed LTC: https://tests.stockfishchess.org/tests/view/6657e1e46b0e318cefa8d7a6 LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 88152 W: 22412 L: 21988 D: 43752 Ptnml(0-2): 56, 9560, 24409, 10006, 45 closes https://github.com/official-stockfish/Stockfish/pull/5308 Bench: 1434678
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