Dev Builds » 20220616-0506

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 06:51:48 581945 4000 1106 936 1958 +14.77 ± 5.23 7 368 1076 546 3 +30.3 ± 10.35
ncm-dbt-02 06:51:16 585496 3998 1103 941 1954 +14.09 ± 5.18 5 369 1087 535 3 +28.57 ± 10.28
ncm-dbt-03 06:50:48 584905 4000 1094 981 1925 +9.82 ± 5.17 7 384 1100 507 2 +20.52 ± 10.21
ncm-dbt-04 06:52:35 569474 4002 1080 977 1945 +8.94 ± 5.24 4 411 1066 518 2 +18.25 ± 10.41
ncm-dbt-05 06:52:03 582198 4000 1085 940 1975 +12.6 ± 5.21 4 383 1082 526 5 +25.06 ± 10.31
20000 5468 4775 9757 +12.04 ± 2.33 27 1915 5411 2632 15 +24.53 ± 4.61

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
415853 ncm-dbt-04 568514 2 1 1 0 0.0 ± 34.02 0 0 1 0 0 0.0 ± 30.47 ↓
415852 ncm-dbt-02 585337 498 130 125 243 +3.49 ± 14.79 1 53 135 60 0 +8.37 ± 29.27 ↓
415851 ncm-dbt-05 578630 500 140 108 252 +22.26 ± 14.34 0 40 139 70 1 +43.3 ± 28.7 ↓
415850 ncm-dbt-03 586012 500 136 119 245 +11.82 ± 14.3 0 47 139 64 0 +23.66 ± 28.75 ↓
415849 ncm-dbt-04 570949 500 139 113 248 +18.08 ± 14.8 1 44 133 72 0 +37.67 ± 29.51 ↓
415848 ncm-dbt-01 583321 500 146 108 246 +26.46 ± 14.9 1 40 129 80 0 +54.65 ± 30.01 ↓
415847 ncm-dbt-02 585632 500 144 120 236 +16.69 ± 13.77 0 38 152 58 2 +30.65 ± 26.96 ↓
415846 ncm-dbt-05 582360 500 140 128 232 +8.34 ± 15.39 1 55 125 69 0 +18.08 ± 30.53 ↓
415845 ncm-dbt-03 585759 500 144 118 238 +18.08 ± 15.54 1 50 121 78 0 +37.67 ± 31.03 ↓
415844 ncm-dbt-04 573123 500 127 120 253 +4.86 ± 14.98 0 57 129 64 0 +9.73 ± 30.04 ↓
415843 ncm-dbt-01 582318 500 131 111 258 +13.9 ± 14.21 1 41 146 61 1 +27.85 ± 27.8 ↓
415842 ncm-dbt-02 585759 500 150 121 229 +20.17 ± 14.7 1 41 137 70 1 +40.48 ± 28.98 ↓
415841 ncm-dbt-03 584201 500 142 126 232 +11.12 ± 14.75 1 46 141 60 2 +20.87 ± 28.49 ↓
415840 ncm-dbt-05 583237 500 140 123 237 +11.82 ± 14.81 1 48 134 67 0 +25.06 ± 29.4 ↓
415839 ncm-dbt-04 569709 500 127 129 244 -1.39 ± 15.18 0 63 126 61 0 -2.78 ± 30.41 ↓
415838 ncm-dbt-01 582861 500 139 106 255 +22.96 ± 14.4 0 41 135 74 0 +46.13 ± 29.23 ↓
415837 ncm-dbt-02 585928 500 139 125 236 +9.73 ± 14.25 2 42 146 60 0 +22.27 ± 27.81 ↓
415836 ncm-dbt-05 582277 500 116 105 279 +7.64 ± 14.72 1 49 139 60 1 +15.3 ± 28.76 ↓
415835 ncm-dbt-03 582527 500 132 113 255 +13.21 ± 15.41 3 46 130 71 0 +30.65 ± 29.9 ↓
415834 ncm-dbt-04 568872 500 142 125 233 +11.82 ± 14.81 1 47 137 64 1 +23.66 ± 29.01 ↓
415833 ncm-dbt-01 580613 500 140 117 243 +15.99 ± 14.89 1 46 132 71 0 +33.46 ± 29.64 ↓
415832 ncm-dbt-02 584076 500 131 110 259 +14.6 ± 14.78 0 49 131 70 0 +29.25 ± 29.78 ↓
415831 ncm-dbt-03 581818 500 132 123 245 +6.25 ± 13.68 0 46 149 55 0 +12.51 ± 27.42 ↓
415830 ncm-dbt-05 580365 500 143 123 234 +13.9 ± 14.73 0 47 138 63 2 +25.06 ± 28.88 ↓
415829 ncm-dbt-04 570188 500 140 115 245 +17.39 ± 14.87 1 45 132 72 0 +36.26 ± 29.64 ↓
415828 ncm-dbt-01 579826 500 135 117 248 +12.51 ± 14.61 1 46 137 66 0 +26.46 ± 29.0 ↓
415827 ncm-dbt-02 587240 500 133 112 255 +14.6 ± 14.78 0 49 131 70 0 +29.25 ± 29.78 ↓
415826 ncm-dbt-03 586266 500 130 141 229 -7.64 ± 14.07 0 59 143 48 0 -15.3 ± 28.23 ↓
415825 ncm-dbt-05 583572 500 135 123 242 +8.34 ± 14.0 0 47 144 59 0 +16.69 ± 28.09 ↓
415824 ncm-dbt-04 568315 500 132 123 245 +6.26 ± 13.68 1 43 152 54 0 +13.9 ± 27.01 ↓
415823 ncm-dbt-01 582485 500 130 132 238 -1.39 ± 14.93 2 54 139 54 1 -1.39 ± 28.76 ↓
415822 ncm-dbt-02 584453 500 137 108 255 +20.17 ± 16.04 0 56 109 85 0 +40.48 ± 32.49 ↓
415821 ncm-dbt-03 586689 500 137 125 238 +8.34 ± 14.52 1 48 139 62 0 +18.08 ± 28.75 ↓
415820 ncm-dbt-05 582360 500 126 113 261 +9.04 ± 14.71 1 49 136 64 0 +19.48 ± 29.14 ↓
415819 ncm-dbt-04 568156 500 143 119 238 +16.69 ± 14.94 0 48 131 70 1 +32.05 ± 29.77 ↓
415818 ncm-dbt-01 582527 500 147 127 226 +13.9 ± 14.6 0 48 134 68 0 +27.85 ± 29.39 ↓
415817 ncm-dbt-02 585548 500 139 120 241 +13.21 ± 14.02 1 41 146 62 0 +27.85 ± 27.8 ↓
415816 ncm-dbt-03 585970 500 141 116 243 +17.39 ± 14.49 1 42 138 69 0 +36.26 ± 28.86 ↓
415815 ncm-dbt-05 584790 500 145 117 238 +19.48 ± 15.15 0 48 127 74 1 +37.67 ± 30.28 ↓
415814 ncm-dbt-04 567442 500 129 132 239 -2.08 ± 15.24 0 64 125 61 0 -4.17 ± 30.53 ↓
415813 ncm-dbt-01 581610 500 138 118 244 +13.9 ± 15.59 1 52 124 72 1 +27.85 ± 30.66 ↓

Commit

Commit ID 2d5dcf3d18842dc2cfb17e3dd64e0812bf01ab65
Author mstembera
Date 2022-06-16 05:06:43 UTC
Minor simplifications and cleanup in search STC: https://tests.stockfishchess.org/tests/view/629d6775593a4a9b6482c1ec LLR: 2.93 (-2.94,2.94) <-2.25,0.25> Total: 77416 W: 20683 L: 20589 D: 36144 Ptnml(0-2): 317, 8690, 20620, 8744, 337 LTC: https://tests.stockfishchess.org/tests/view/629db4be593a4a9b6482ceef LLR: 2.95 (-2.94,2.94) <-2.25,0.25> Total: 106544 W: 28752 L: 28705 D: 49087 Ptnml(0-2): 97, 10692, 31641, 10751, 91 closes https://github.com/official-stockfish/Stockfish/pull/4059 Bench: 5913510
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