Dev Builds » 20230202-1645

You are viewing an old NCM Stockfish dev build test. You may find the most recent dev build tests using Stockfish 15 as the baseline here.

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 05:01:11 1200577 1676 681 164 831 +110.78 ± 7.52 0 28 278 519 13 +241.6 ± 20.45
ncm-dbt-02 04:58:14 1238341 1654 683 154 817 +115.16 ± 7.52 0 22 271 517 17 +251.39 ± 20.69
ncm-dbt-03 05:02:01 1238932 1684 700 164 820 +114.56 ± 7.67 0 30 264 530 18 +249.2 ± 21.01
ncm-dbt-04 05:01:20 1223150 1668 701 167 800 +115.28 ± 7.53 0 24 269 524 17 +251.84 ± 20.79
ncm-dbt-05 04:57:09 1234751 1652 700 160 792 +117.89 ± 7.54 1 19 263 525 18 +259.43 ± 21.01
ncm-dbt-06 05:01:12 1225891 1666 657 162 847 +106.44 ± 7.73 0 31 293 492 17 +226.95 ± 19.91
ncm-et-3 06:25:44 1309970 1674 694 178 802 +110.69 ± 7.52 0 28 278 518 13 +241.34 ± 20.45
ncm-et-4 06:24:49 1308580 1666 664 172 830 +105.75 ± 7.83 1 36 279 504 13 +228.2 ± 20.43
ncm-et-9 06:24:50 1301725 1672 688 159 825 +113.83 ± 7.95 0 31 271 508 26 +241.73 ± 20.73
ncm-et-10 06:23:57 1291875 1660 685 154 821 +115.18 ± 7.72 0 33 247 536 14 +253.53 ± 21.72
ncm-et-13 06:23:57 1305457 1658 693 171 794 +113.23 ± 7.97 0 34 261 512 22 +242.53 ± 21.13
ncm-et-15 06:23:33 1300389 1670 700 167 803 +114.9 ± 7.72 0 28 266 521 20 +248.73 ± 20.92
20000 8246 1972 9782 +112.79 ± 2.22 2 344 3240 6206 208 +244.54 ± 5.98

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
184010 ncm-dbt-05 1237446 152 61 17 74 +103.54 ± 26.18 1 2 25 48 0 +236.57 ± 69.99
184009 ncm-dbt-02 1242789 154 61 17 76 +102.1 ± 23.06 0 1 32 43 1 +219.08 ± 60.01
184008 ncm-dbt-06 1212691 166 68 23 75 +96.59 ± 22.88 0 2 35 45 1 +205.1 ± 57.65
184007 ncm-dbt-04 1239120 168 76 15 77 +132.17 ± 24.18 0 2 22 57 3 +294.93 ± 75.37
184006 ncm-dbt-01 1185082 176 73 17 86 +114.52 ± 22.15 0 3 26 59 0 +261.29 ± 68.71
184005 ncm-dbt-03 1234966 184 79 13 92 +130.42 ± 22.78 0 3 22 65 2 +298.39 ± 75.17
184004 ncm-dbt-02 1228164 500 202 47 251 +111.37 ± 13.39 0 8 81 159 2 +247.41 ± 38.13
184003 ncm-dbt-05 1218274 500 215 45 240 +123.02 ± 13.65 0 7 71 167 5 +275.45 ± 40.84
184002 ncm-dbt-06 1212965 500 190 53 257 +97.69 ± 14.88 0 15 88 142 5 +204.07 ± 36.53
184001 ncm-dbt-04 1212544 500 206 45 249 +116.0 ± 14.05 0 9 76 160 5 +254.16 ± 39.42
184000 ncm-dbt-01 1199667 500 215 47 238 +121.45 ± 13.66 0 4 82 156 8 +263.42 ± 37.69
183999 ncm-dbt-03 1223299 500 204 46 250 +113.68 ± 13.72 0 7 83 155 5 +247.41 ± 37.61
183998 ncm-dbt-05 1251981 500 206 49 245 +112.91 ± 13.22 0 4 90 151 5 +245.2 ± 35.79
183997 ncm-dbt-02 1224293 500 216 43 241 +125.38 ± 13.79 0 4 78 159 9 +273.0 ± 38.74
183996 ncm-dbt-06 1249474 500 199 39 262 +115.22 ± 13.55 0 7 80 159 4 +254.16 ± 38.36
183995 ncm-dbt-04 1218760 500 204 56 240 +106.01 ± 13.39 0 7 91 149 3 +230.16 ± 35.78
183994 ncm-dbt-01 1186846 500 202 53 245 +106.77 ± 13.89 0 10 84 153 3 +232.26 ± 37.43
183993 ncm-dbt-03 1253515 500 209 48 243 +116.0 ± 14.53 0 8 82 151 9 +245.2 ± 37.88
183992 ncm-dbt-05 1231304 500 218 49 233 +122.24 ± 14.0 0 6 77 159 8 +265.78 ± 39.12
183991 ncm-dbt-02 1258118 500 204 47 249 +112.91 ± 14.05 0 9 80 156 5 +245.2 ± 38.39
183990 ncm-dbt-06 1228436 500 200 47 253 +109.83 ± 14.06 0 7 90 146 7 +232.26 ± 35.99
183989 ncm-dbt-01 1230714 500 191 47 262 +102.97 ± 13.87 0 11 86 151 2 +223.94 ± 36.98
183988 ncm-dbt-04 1222176 500 215 51 234 +118.33 ± 13.7 0 6 80 158 6 +258.75 ± 38.32
183987 ncm-dbt-03 1243949 500 208 57 235 +108.3 ± 14.05 0 12 77 159 2 +238.66 ± 39.1
166136 ncm-et-10 1290851 160 63 10 87 +119.59 ± 25.31 0 3 23 52 2 +261.95 ± 73.31
166135 ncm-et-13 1319902 158 60 16 82 +99.37 ± 25.43 0 4 28 46 1 +212.02 ± 65.8
166134 ncm-et-4 1291683 166 65 16 85 +105.7 ± 23.86 0 3 29 50 1 +229.28 ± 64.61
166133 ncm-et-9 1301844 172 63 17 92 +95.23 ± 23.16 0 2 38 44 2 +196.28 ± 54.96
166132 ncm-et-3 1309038 174 73 23 78 +102.72 ± 26.1 0 6 27 52 2 +215.71 ± 66.68
166131 ncm-et-15 1296629 170 69 19 82 +105.29 ± 27.31 0 7 23 53 2 +222.26 ± 71.41
166130 ncm-et-4 1316148 500 206 51 243 +111.37 ± 15.74 1 15 69 158 7 +238.66 ± 40.95
166129 ncm-et-13 1295167 500 218 51 231 +120.67 ± 14.18 0 7 77 158 8 +261.07 ± 39.14
166128 ncm-et-10 1292007 500 206 52 242 +110.6 ± 13.56 0 10 77 162 1 +247.41 ± 39.15
166127 ncm-et-3 1307016 500 208 46 246 +116.77 ± 13.88 0 8 77 160 5 +256.44 ± 39.15
166126 ncm-et-9 1304407 500 201 45 254 +112.14 ± 14.22 0 6 91 144 9 +234.38 ± 35.72
166125 ncm-et-15 1298806 500 207 49 244 +113.68 ± 13.04 0 5 85 157 3 +251.89 ± 37.03
166124 ncm-et-9 1295285 500 213 55 232 +113.68 ± 14.38 0 10 78 156 6 +245.2 ± 38.89
166123 ncm-et-4 1315429 500 204 57 239 +105.25 ± 14.35 0 11 86 148 5 +223.94 ± 36.98
166122 ncm-et-13 1303446 500 209 52 239 +112.91 ± 14.69 0 11 78 154 7 +240.82 ± 38.87
166121 ncm-et-10 1290757 500 206 46 248 +115.22 ± 13.88 0 8 79 158 5 +251.89 ± 38.63
166120 ncm-et-3 1308780 500 212 49 239 +117.55 ± 13.36 0 6 79 161 4 +261.07 ± 38.58
166119 ncm-et-15 1306815 500 215 46 239 +122.24 ± 13.83 0 7 73 164 6 +270.57 ± 40.25
166118 ncm-et-10 1293888 500 210 46 244 +118.33 ± 14.68 0 12 68 164 6 +258.75 ± 41.54
166117 ncm-et-13 1303314 500 206 52 242 +110.6 ± 14.69 0 12 78 154 6 +236.51 ± 38.85
166116 ncm-et-15 1299309 500 209 53 238 +112.14 ± 14.69 0 9 85 147 9 +234.38 ± 37.19
166115 ncm-et-3 1315048 500 201 60 239 +100.7 ± 13.36 0 8 95 145 2 +217.85 ± 34.98
166114 ncm-et-4 1311062 500 189 48 263 +100.7 ± 12.86 0 7 95 148 0 +221.9 ± 34.93
166113 ncm-et-9 1305367 500 211 42 247 +122.24 ± 15.29 0 13 64 164 9 +263.42 ± 42.66

Commit

Commit ID 0827e00f10709a4475ece44f0588277fc8cdcd9d
Author Muzhen Gaming
Date 2023-02-02 16:45:57 UTC
Decrease reduction for killer moves with good history If move is a main killer and we have a good history, decrease reduction. STC: https://tests.stockfishchess.org/tests/view/63d38b37721fe2bff693069a LLR: 2.95 (-2.94,2.94) <0.00,2.00> Total: 46688 W: 12542 L: 12222 D: 21924 Ptnml(0-2): 126, 5013, 12769, 5287, 149 LTC: https://tests.stockfishchess.org/tests/view/63d471e2bde6e5f3cb4be5d3 LLR: 2.93 (-2.94,2.94) <0.50,2.50> Total: 130976 W: 35033 L: 34555 D: 61388 Ptnml(0-2): 38, 12551, 39833, 13027, 39 closes https://github.com/official-stockfish/Stockfish/pull/4369 Bench: 4069938
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