Dev Builds » 20221016-0951

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 06:51:50 584244 3996 1124 870 2002 +22.11 ± 5.14 6 318 1094 576 4 +44.76 ± 10.23
ncm-dbt-02 06:53:15 586255 4000 1144 910 1946 +20.35 ± 5.26 5 351 1053 587 4 +41.01 ± 10.47
ncm-dbt-03 06:52:36 585344 4002 1129 940 1933 +16.42 ± 5.27 7 368 1058 565 3 +33.62 ± 10.45
ncm-dbt-04 06:52:23 569454 4002 1133 904 1965 +19.9 ± 5.07 5 320 1121 551 4 +40.11 ± 10.08
ncm-dbt-05 06:52:20 577278 4000 1144 902 1954 +21.05 ± 5.07 3 321 1110 563 3 +42.25 ± 10.14
20000 5674 4526 9800 +19.96 ± 2.31 26 1678 5436 2842 18 +40.34 ± 4.59

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
431774 ncm-dbt-04 570509 2 1 1 0 0.0 ± 34.02 0 0 1 0 0 0.0 ± 30.47 ↓
431773 ncm-dbt-03 583950 2 1 1 0 0.0 ± 34.02 0 0 1 0 0 0.0 ± 30.47 ↓
431772 ncm-dbt-01 585295 496 138 110 248 +19.64 ± 14.11 1 37 143 67 0 +40.81 ± 28.13 ↓
431771 ncm-dbt-02 587579 500 138 117 245 +14.6 ± 15.03 1 45 139 62 3 +26.46 ± 28.74 ↓
431770 ncm-dbt-05 578136 500 154 101 245 +36.97 ± 14.31 0 32 134 83 1 +73.34 ± 29.28 ↓
431769 ncm-dbt-04 570348 500 137 127 236 +6.95 ± 15.28 1 55 127 67 0 +15.3 ± 30.28 ↓
431768 ncm-dbt-03 583279 500 135 104 261 +21.57 ± 15.06 1 43 131 74 1 +43.3 ± 29.76 ↓
431767 ncm-dbt-01 583698 500 142 109 249 +22.97 ± 14.66 1 40 134 75 0 +47.55 ± 29.36 ↓
431766 ncm-dbt-02 588260 500 133 95 272 +26.46 ± 14.78 0 42 128 80 0 +53.22 ± 30.14 ↓
431765 ncm-dbt-05 579620 500 139 122 239 +11.82 ± 13.36 0 40 153 57 0 +23.66 ± 26.84 ↓
431764 ncm-dbt-03 586435 500 139 132 229 +4.87 ± 15.35 2 54 129 65 0 +12.51 ± 30.04 ↓
431763 ncm-dbt-04 568912 500 145 90 265 +38.37 ± 13.86 0 29 137 84 0 +77.71 ± 28.83 ↓
431762 ncm-dbt-01 584159 500 136 102 262 +23.66 ± 14.58 1 39 135 75 0 +48.96 ± 29.23 ↓
431761 ncm-dbt-02 585759 500 151 128 221 +15.99 ± 14.89 1 46 132 71 0 +33.46 ± 29.64 ↓
431760 ncm-dbt-05 581777 500 145 114 241 +21.57 ± 14.68 0 43 134 72 1 +41.89 ± 29.37 ↓
431759 ncm-dbt-03 584958 500 152 117 231 +24.36 ± 15.38 1 45 122 82 0 +50.38 ± 30.91 ↓
431758 ncm-dbt-04 567244 500 126 106 268 +13.9 ± 13.26 0 38 154 58 0 +27.85 ± 26.69 ↓
431757 ncm-dbt-01 584958 500 138 105 257 +22.96 ± 13.87 0 37 143 70 0 +46.13 ± 28.15 ↓
431756 ncm-dbt-05 573365 500 139 116 245 +15.99 ± 14.38 1 42 140 67 0 +33.46 ± 28.6 ↓
431755 ncm-dbt-02 586562 500 147 122 231 +17.39 ± 15.73 1 52 118 79 0 +36.26 ± 31.4 ↓
431754 ncm-dbt-03 586646 500 132 126 242 +4.17 ± 15.41 1 57 128 63 1 +8.34 ± 30.16 ↓
431753 ncm-dbt-04 570869 500 141 119 240 +15.3 ± 13.66 1 37 151 61 0 +32.05 ± 27.1 ↓
431752 ncm-dbt-01 584243 500 162 108 230 +37.67 ± 14.61 0 35 126 89 0 +76.25 ± 30.37 ↓
431751 ncm-dbt-05 580904 500 131 106 263 +17.38 ± 14.49 0 44 138 67 1 +33.46 ± 28.86 ↓
431750 ncm-dbt-02 588132 500 144 114 242 +20.87 ± 15.74 0 52 117 80 1 +40.48 ± 31.53 ↓
431749 ncm-dbt-03 584832 500 150 112 238 +26.46 ± 13.86 0 35 142 73 0 +53.22 ± 28.26 ↓
431748 ncm-dbt-04 568832 500 142 116 242 +18.08 ± 14.54 1 41 140 67 1 +36.26 ± 28.59 ↓
431747 ncm-dbt-01 583028 500 141 106 253 +24.36 ± 15.13 2 39 132 76 1 +50.38 ± 29.62 ↓
431746 ncm-dbt-05 580779 500 151 102 247 +34.16 ± 14.39 0 35 131 84 0 +68.99 ± 29.71 ↓
431745 ncm-dbt-03 584369 500 145 121 234 +16.69 ± 14.31 1 41 141 67 0 +34.86 ± 28.46 ↓
431744 ncm-dbt-02 582819 500 139 107 254 +22.27 ± 14.21 0 40 138 72 0 +44.72 ± 28.84 ↓
431743 ncm-dbt-04 570669 500 152 117 231 +24.36 ± 14.63 1 37 140 70 2 +47.55 ± 28.56 ↓
431742 ncm-dbt-01 584034 500 126 125 249 +0.69 ± 14.74 1 53 142 52 2 -0.0 ± 28.37 ↓
431741 ncm-dbt-05 569390 500 129 123 248 +4.17 ± 14.54 2 48 142 58 0 +11.12 ± 28.37 ↓
431740 ncm-dbt-04 567799 500 144 114 242 +20.87 ± 14.5 1 39 140 69 1 +41.89 ± 28.57 ↓
431739 ncm-dbt-02 583992 500 141 115 244 +18.08 ± 13.62 1 35 151 63 0 +37.67 ± 27.07 ↓
431738 ncm-dbt-03 587113 500 136 110 254 +18.08 ± 15.3 1 48 125 76 0 +37.67 ± 30.53 ↓
431737 ncm-dbt-01 584537 500 141 105 254 +25.06 ± 14.29 0 38 139 72 1 +48.96 ± 28.69 ↓
431736 ncm-dbt-04 569909 500 145 114 241 +21.57 ± 14.68 0 44 131 75 0 +43.3 ± 29.76 ↓
431735 ncm-dbt-03 586520 500 139 117 244 +15.3 ± 14.45 0 45 139 65 1 +29.25 ± 28.74 ↓
431734 ncm-dbt-05 574256 500 156 118 226 +26.46 ± 14.13 0 37 138 75 0 +53.22 ± 28.81 ↓
431733 ncm-dbt-02 586943 500 151 112 237 +27.16 ± 14.83 1 39 130 80 0 +56.07 ± 29.87 ↓

Commit

Commit ID 9be2977da7921aedfd3215f1f4b5f522359effa0
Author xoto10
Date 2022-10-16 09:51:41 UTC
Adjust timeman constants Adjust timeman constants to use more time in early part of game. STC @ 10+0.1 th 1 : LLR: 2.94 (-2.94,2.94) <0.00,2.00> Total: 93984 W: 25177 L: 24787 D: 44020 Ptnml(0-2): 350, 10096, 25729, 10448, 369 https://tests.stockfishchess.org/tests/live_elo/6339077135f43d649ff6162a LTC @ 60+0.6 th 1 : LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 329368 W: 88953 L: 88093 D: 152322 Ptnml(0-2): 170, 31457, 100594, 32269, 194 https://tests.stockfishchess.org/tests/live_elo/6339baed35f43d649ff63142 Sudden death 10+0 : LLR: 2.94 (-2.94,2.94) <0.00,2.00> Total: 20400 W: 5908 L: 5588 D: 8904 Ptnml(0-2): 177, 2252, 5128, 2360, 283 https://tests.stockfishchess.org/tests/live_elo/6347c9384bc7650f07549ba7 Sudden death 10+0, no adjudication : LLR: 2.96 (-2.94,2.94) <0.00,2.00> Total: 17920 W: 4755 L: 4442 D: 8723 Ptnml(0-2): 137, 1985, 4466, 2172, 200 https://tests.stockfishchess.org/tests/live_elo/634806e84bc7650f0754a639 closes https://github.com/official-stockfish/Stockfish/pull/4188 No functional change
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