Dev Builds » 20210805-0644

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 14. 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 11:59:56 1215789 3984 1054 931 1999 +10.73 +/- 5.3 4 403 1058 520 7 +20.96 +/- 10.45
ncm-dbt-02 11:58:02 1270898 3916 1002 872 2042 +11.54 +/- 5.25 2 386 1052 516 2 +23.1 +/- 10.47
ncm-dbt-03 12:00:26 1267664 3990 974 943 2073 +2.7 +/- 5.38 7 455 1038 490 5 +5.75 +/- 10.56
ncm-dbt-04 00:30:28 1484930 168 39 39 90 0.0 +/- 25.03 0 19 46 19 0 -0.0 +/- 50.32
ncm-dbt-05 11:55:45 1255828 3946 1020 878 2048 +12.51 +/- 5.36 2 407 1014 547 3 +24.87 +/- 10.69
ncm-dbt-06 12:02:01 1253139 3996 1020 942 2034 +6.78 +/- 5.35 6 434 1037 518 3 +14.09 +/- 10.57
20000 5109 4605 10286 +8.76 +/- 2.37 21 2104 5245 2610 20 +17.56 +/- 4.7

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
209909 ncm-dbt-02 1238608 250 63 57 130 +8.34 +/- 20.37 0 25 69 31 0 +16.69 +/- 40.95 ↓
209908 ncm-dbt-05 1229873 280 65 57 158 +9.93 +/- 21.46 0 34 65 40 1 +17.39 +/- 42.34 ↓
209907 ncm-dbt-01 1181741 320 90 64 166 +28.29 +/- 19.15 1 26 79 54 0 +59.2 +/- 38.47 ↓
209906 ncm-dbt-06 1218891 326 82 76 168 +6.39 +/- 17.72 0 32 94 36 1 +10.66 +/- 34.81 ↓
209905 ncm-dbt-03 1231736 324 84 79 161 +5.36 +/- 20.06 2 36 80 43 1 +12.87 +/- 38.22 ↓
209904 ncm-dbt-02 1246017 500 130 115 255 +10.42 +/- 14.95 0 52 132 65 1 +19.48 +/- 29.66 ↓
209903 ncm-dbt-05 1236227 500 132 101 267 +21.57 +/- 14.68 0 44 131 75 0 +43.3 +/- 29.76 ↓
209902 ncm-dbt-01 1158337 500 141 113 246 +19.48 +/- 14.78 1 43 133 73 0 +40.48 +/- 29.51 ↓
209901 ncm-dbt-03 1213403 500 112 121 267 -6.25 +/- 14.6 0 62 135 53 0 -12.51 +/- 29.28 ↓
209900 ncm-dbt-06 1212044 500 143 120 237 +15.99 +/- 14.76 0 48 131 71 0 +32.05 +/- 29.77 ↓
209899 ncm-dbt-02 1244243 500 125 101 274 +16.69 +/- 14.56 0 46 134 70 0 +33.46 +/- 29.39 ↓
209898 ncm-dbt-05 1238433 500 138 108 254 +20.87 +/- 15.86 1 50 118 80 1 +41.89 +/- 31.4 ↓
209897 ncm-dbt-01 1175217 500 132 130 238 +1.39 +/- 14.68 0 56 137 56 1 +1.39 +/- 29.02 ↓
209896 ncm-dbt-03 1251030 500 134 125 241 +6.26 +/- 15.82 2 57 121 70 0 +15.3 +/- 31.02 ↓
209895 ncm-dbt-06 1219255 500 121 113 266 +5.56 +/- 14.54 0 53 136 61 0 +11.12 +/- 29.15 ↓
209894 ncm-dbt-02 1249720 500 119 110 271 +6.25 +/- 14.98 0 56 129 65 0 +12.51 +/- 30.04 ↓
209893 ncm-dbt-05 1212194 500 126 114 260 +8.34 +/- 15.39 1 55 125 69 0 +18.08 +/- 30.53 ↓
209892 ncm-dbt-01 1180344 500 128 118 254 +6.95 +/- 14.78 1 51 135 63 0 +15.3 +/- 29.27 ↓
209891 ncm-dbt-03 1253162 500 121 116 263 +3.47 +/- 14.35 0 52 142 55 1 +5.56 +/- 28.37 ↓
209890 ncm-dbt-06 1226692 500 125 133 242 -5.56 +/- 15.53 2 63 126 59 0 -8.34 +/- 30.41 ↓
209889 ncm-dbt-02 1228164 500 134 112 254 +15.3 +/- 14.96 0 49 131 69 1 +29.25 +/- 29.78 ↓
209888 ncm-dbt-05 1216297 500 129 108 263 +14.6 +/- 14.14 0 44 141 65 0 +29.25 +/- 28.47 ↓
209887 ncm-dbt-03 1247360 500 126 120 254 +4.17 +/- 14.67 1 51 140 57 1 +8.34 +/- 28.63 ↓
209886 ncm-dbt-01 1189836 500 142 109 249 +22.96 +/- 15.77 0 48 125 73 4 +40.48 +/- 30.53 ↓
209885 ncm-dbt-06 1232295 500 135 114 251 +14.6 +/- 15.28 1 50 126 73 0 +30.65 +/- 30.41 ↓
209884 ncm-dbt-02 1245893 500 120 112 268 +5.56 +/- 14.92 1 53 133 63 0 +12.51 +/- 29.53 ↓
209883 ncm-dbt-05 1229831 500 129 125 246 +2.78 +/- 14.67 0 55 137 57 1 +4.17 +/- 29.02 ↓
209882 ncm-dbt-03 1220307 500 124 123 253 +0.69 +/- 15.24 1 58 131 59 1 +1.39 +/- 29.79 ↓
209881 ncm-dbt-01 1175288 500 121 128 251 -4.86 +/- 14.98 0 64 129 57 0 -9.73 +/- 30.04 ↓
209880 ncm-dbt-06 1228374 500 129 113 258 +11.12 +/- 15.49 1 54 123 72 0 +23.66 +/- 30.78 ↓
209879 ncm-dbt-02 1236188 500 134 108 258 +18.08 +/- 14.54 1 42 137 70 0 +37.67 +/- 28.99 ↓
209878 ncm-dbt-05 1220638 500 137 110 253 +18.78 +/- 15.59 0 53 117 80 0 +37.67 +/- 31.52 ↓
209877 ncm-dbt-03 1240344 500 114 110 276 +2.78 +/- 15.17 0 60 126 64 0 +5.56 +/- 30.41 ↓
209876 ncm-dbt-01 1191355 500 122 120 258 +1.39 +/- 14.03 0 52 144 54 0 +2.78 +/- 28.1 ↓
209875 ncm-dbt-06 1220738 500 123 128 249 -3.47 +/- 15.47 2 60 130 57 1 -5.56 +/- 29.91 ↓
209874 ncm-dbt-05 1229740 500 130 116 254 +9.73 +/- 14.64 0 51 134 65 0 +19.48 +/- 29.4 ↓
209873 ncm-dbt-03 1251302 500 117 109 274 +5.56 +/- 15.65 1 59 121 69 0 +12.51 +/- 31.02 ↓
209872 ncm-dbt-01 1191338 500 131 109 260 +15.3 +/- 15.93 1 53 121 73 2 +29.25 +/- 31.03 ↓
209871 ncm-dbt-02 1250049 500 132 116 252 +11.12 +/- 14.5 0 49 136 65 0 +22.27 +/- 29.14 ↓
209870 ncm-dbt-06 1225459 500 119 108 273 +7.64 +/- 15.21 0 56 128 65 1 +13.9 +/- 30.16 ↓
178048 ncm-dbt-04 1484930 168 39 39 90 0.0 +/- 25.03 0 19 46 19 0 -0.0 +/- 50.32 ↓
178047 ncm-dbt-01 1498652 164 47 40 77 +14.84 +/- 21.4 0 10 55 17 0 +29.73 +/- 43.21 ↓
178046 ncm-dbt-05 1489219 166 34 39 93 -10.47 +/- 24.92 0 21 46 16 0 -20.96 +/- 50.23 ↓
178045 ncm-dbt-02 1499208 166 45 41 80 +8.37 +/- 23.19 0 14 51 18 0 +16.76 +/- 46.66 ↓
178044 ncm-dbt-06 1494511 170 43 37 90 +12.27 +/- 25.91 0 18 43 24 0 +24.57 +/- 52.31 ↓
178043 ncm-dbt-03 1500333 166 42 40 84 +4.18 +/- 27.26 0 20 42 20 1 +4.19 +/- 52.94 ↓

Commit

Commit ID 31ebd918ea54b8c9fccbc1e1fa269772ed0949df
Author VoyagerOne
Date 2021-08-05 06:44:38 UTC
Futile pruning simplification Remove CMH conditions in futile pruning. STC: LLR: 2.94 (-2.94,2.94) <-2.50,0.50> Total: 93520 W: 7165 L: 7138 D: 79217 Ptnml(0-2): 222, 5923, 34427, 5982, 206 https://tests.stockfishchess.org/tests/view/61083104e50a153c346ef8df LTC: LLR: 2.93 (-2.94,2.94) <-2.50,0.50> Total: 59072 W: 1746 L: 1706 D: 55620 Ptnml(0-2): 13, 1562, 26353, 1588, 20 https://tests.stockfishchess.org/tests/view/610894f2e50a153c346ef913 closes https://github.com/official-stockfish/Stockfish/pull/3638 Bench: 5229673
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