Dev Builds » 20210817-1908

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 06:57:14 576931 3988 602 1423 1963 -72.56 ± 5.07 9 956 877 151 1 -150.4 ± 11.49
ncm-dbt-02 06:56:44 585153 4000 614 1419 1967 -70.89 ± 5.25 18 947 859 174 2 -144.92 ± 11.62
ncm-dbt-03 06:57:51 584327 4016 617 1423 1976 -70.69 ± 5.14 13 947 883 163 2 -145.5 ± 11.45
ncm-dbt-04 06:57:57 568357 4014 630 1459 1925 -72.8 ± 5.06 19 934 914 137 3 -149.3 ± 11.22
ncm-dbt-05 06:57:53 581649 3982 614 1394 1974 -68.95 ± 5.2 21 907 895 167 1 -139.69 ± 11.37
20000 3077 7118 9805 -71.18 ± 2.3 80 4691 4428 792 9 -145.95 ± 5.11

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
418149 ncm-dbt-03 581652 16 2 4 10 -43.65 ± 82.55 0 3 4 1 0 -88.74 ± 190.27
418148 ncm-dbt-04 569989 14 2 5 7 -75.56 ± 67.89 0 3 4 0 0 -159.09 ± 177.81
418147 ncm-dbt-05 577766 482 72 164 246 -67.14 ± 15.17 1 114 102 24 0 -138.02 ± 33.86
418146 ncm-dbt-01 575924 488 73 169 246 -69.25 ± 14.25 1 112 113 18 0 -142.81 ± 32.03
418145 ncm-dbt-02 584453 500 77 189 234 -79.17 ± 14.34 2 125 106 17 0 -164.07 ± 33.19
418144 ncm-dbt-03 582152 500 68 185 247 -82.83 ± 13.85 3 123 112 12 0 -171.02 ± 32.04
418143 ncm-dbt-04 568832 500 76 189 235 -79.9 ± 14.78 3 126 102 19 0 -164.07 ± 33.88
418142 ncm-dbt-05 583950 500 83 169 248 -60.36 ± 14.35 0 110 116 24 0 -124.6 ± 31.69
418141 ncm-dbt-01 576128 500 75 177 248 -71.88 ± 14.67 1 122 105 22 0 -148.85 ± 33.38
418140 ncm-dbt-03 584664 500 73 167 260 -66.1 ± 14.31 2 109 121 17 1 -135.76 ± 30.83
418139 ncm-dbt-02 586562 500 86 185 229 -69.71 ± 15.0 1 122 102 25 0 -143.89 ± 33.85
418138 ncm-dbt-04 569470 500 75 184 241 -76.98 ± 14.7 5 114 118 11 2 -157.24 ± 31.11
418137 ncm-dbt-01 576864 500 86 186 228 -70.44 ± 13.47 0 115 120 15 0 -147.19 ± 30.88
418136 ncm-dbt-05 583614 500 71 179 250 -76.25 ± 15.35 6 117 106 21 0 -150.51 ± 33.22
418135 ncm-dbt-03 584537 500 76 176 248 -70.44 ± 14.75 0 124 102 24 0 -147.19 ± 33.86
418134 ncm-dbt-02 585506 500 75 176 249 -71.16 ± 14.36 1 119 110 20 0 -147.19 ± 32.57
418133 ncm-dbt-04 569949 500 74 174 252 -70.43 ± 14.34 3 112 117 18 0 -142.26 ± 31.44
418132 ncm-dbt-01 576292 500 88 171 241 -58.21 ± 14.93 0 111 112 26 1 -121.46 ± 32.29
418131 ncm-dbt-05 581444 500 69 182 249 -79.9 ± 14.5 1 129 103 16 1 -169.27 ± 33.7
418130 ncm-dbt-03 584832 500 84 181 235 -68.27 ± 14.4 2 113 115 20 0 -138.99 ± 31.79
418129 ncm-dbt-04 566651 500 80 186 234 -74.79 ± 14.06 4 112 120 14 0 -150.51 ± 30.84
418128 ncm-dbt-02 587325 500 74 189 237 -81.36 ± 14.82 3 128 100 19 0 -167.53 ± 34.22
418127 ncm-dbt-01 573689 500 61 175 264 -80.63 ± 14.8 2 130 98 20 0 -167.53 ± 34.57
418126 ncm-dbt-05 580572 500 70 170 260 -70.43 ± 14.62 4 111 116 19 0 -140.62 ± 31.61
418125 ncm-dbt-03 586689 500 75 175 250 -70.44 ± 13.76 0 117 116 17 0 -147.19 ± 31.57
418124 ncm-dbt-02 587452 500 84 158 258 -51.8 ± 14.62 2 97 124 27 0 -102.97 ± 30.57
418123 ncm-dbt-04 567839 500 77 185 238 -76.25 ± 13.66 0 123 112 15 0 -160.64 ± 32.15
418122 ncm-dbt-01 580116 500 69 176 255 -75.52 ± 13.49 0 121 115 14 0 -158.93 ± 31.63
418121 ncm-dbt-05 579744 500 88 182 230 -66.1 ± 14.03 2 108 122 18 0 -134.15 ± 30.68
418120 ncm-dbt-04 566257 500 88 176 236 -61.79 ± 14.55 2 107 118 23 0 -124.6 ± 31.38
418119 ncm-dbt-03 582945 500 90 173 237 -58.21 ± 14.79 2 105 117 26 0 -116.78 ± 31.56
418118 ncm-dbt-02 581693 500 70 162 268 -64.67 ± 14.8 0 117 109 23 1 -135.76 ± 32.75
418117 ncm-dbt-01 578424 500 73 188 239 -81.36 ± 14.4 1 131 100 18 0 -171.02 ± 34.23
418116 ncm-dbt-04 567640 500 86 177 237 -63.94 ± 13.66 1 106 126 17 0 -130.94 ± 30.05
418115 ncm-dbt-05 582068 500 81 167 252 -60.36 ± 14.76 2 107 116 25 0 -121.46 ± 31.7
418114 ncm-dbt-03 585379 500 80 176 244 -67.54 ± 14.65 1 117 109 23 0 -138.99 ± 32.74
418113 ncm-dbt-02 587579 500 78 178 244 -70.43 ± 15.29 4 116 106 24 0 -140.62 ± 33.22
418112 ncm-dbt-01 578013 500 77 181 242 -73.33 ± 14.58 4 114 114 18 0 -147.19 ± 31.9
418111 ncm-dbt-05 584034 500 80 181 239 -71.16 ± 14.92 5 111 114 20 0 -140.62 ± 31.94
418110 ncm-dbt-03 586097 500 69 186 245 -82.83 ± 15.81 3 136 87 23 1 -172.78 ± 36.47
418109 ncm-dbt-04 568593 500 72 183 245 -78.44 ± 15.02 1 131 97 20 1 -165.8 ± 34.73
418108 ncm-dbt-02 580655 500 70 182 248 -79.17 ± 15.44 5 123 102 19 1 -160.64 ± 33.88

Commit

Commit ID f10ebc2bdf52dbc413e74ed1e41c29bd9b818408
Author Joost VandeVondele
Date 2021-08-17 19:08:34 UTC
Regenerate dependencies on code change fixes https://github.com/official-stockfish/Stockfish/issues/3658 dependencies are now regenerated for each code change, this adds some 1s overhead in compile time, but avoids potential miscompilations or build problems. closes https://github.com/official-stockfish/Stockfish/pull/3659 No functional change
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