Dev Builds » 20230109-1915

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 05:00:24 1206544 1682 683 183 816 +106.49 +/- 8.0 1 39 279 503 19 +226.59 +/- 20.43
ncm-dbt-02 04:57:38 1228900 1650 684 183 783 +108.93 +/- 7.86 0 34 273 501 17 +233.67 +/- 20.66
ncm-dbt-03 05:00:51 1231800 1672 668 179 825 +104.67 +/- 7.78 1 35 287 500 13 +225.27 +/- 20.14
ncm-dbt-04 05:00:43 1226038 1662 673 185 804 +105.11 +/- 7.94 1 35 288 489 18 +223.32 +/- 20.1
ncm-dbt-05 04:58:45 1218040 1654 670 168 816 +108.88 +/- 7.63 0 28 284 500 15 +234.85 +/- 20.22
ncm-dbt-06 05:00:41 1223135 1680 672 170 838 +107.08 +/- 7.99 0 46 260 520 14 +230.66 +/- 21.12
ncm-et-3 06:23:27 1297412 1672 695 197 780 +106.72 +/- 7.94 1 34 287 494 20 +226.5 +/- 20.14
ncm-et-4 06:23:19 1309090 1664 682 153 829 +114.42 +/- 7.79 0 27 272 510 23 +245.3 +/- 20.68
ncm-et-9 06:23:32 1298292 1662 650 146 866 +108.78 +/- 7.53 0 25 292 499 15 +234.62 +/- 19.91
ncm-et-10 06:23:54 1290389 1652 672 151 829 +113.44 +/- 7.61 0 26 269 515 16 +247.07 +/- 20.8
ncm-et-13 06:23:33 1312209 1680 710 190 780 +111.19 +/- 7.95 0 39 261 521 19 +238.89 +/- 21.12
ncm-et-15 06:23:25 1295406 1670 696 168 806 +113.74 +/- 7.75 1 21 287 501 25 +242.78 +/- 20.08
20000 8155 2073 9772 +109.11 +/- 2.26 5 389 3339 6053 214 +234.01 +/- 5.89

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
194902 ncm-dbt-05 1238203 154 65 17 72 +112.01 +/- 26.02 0 3 25 47 2 +239.42 +/- 70.01
194901 ncm-dbt-02 1231395 150 64 16 70 +115.22 +/- 24.46 0 2 24 48 1 +255.68 +/- 71.55
194900 ncm-dbt-04 1242614 162 66 21 75 +99.11 +/- 24.15 0 2 34 43 2 +205.46 +/- 58.56
194899 ncm-dbt-03 1219334 172 70 13 89 +119.65 +/- 24.91 0 4 23 57 2 +263.14 +/- 73.0
194898 ncm-dbt-01 1200091 182 72 29 81 +83.67 +/- 26.55 1 6 35 47 2 +173.46 +/- 58.43
194897 ncm-dbt-06 1213560 180 70 22 88 +94.94 +/- 23.23 0 4 35 50 1 +201.3 +/- 58.4
194896 ncm-dbt-02 1224639 500 203 53 244 +107.54 +/- 14.68 0 12 82 150 6 +228.08 +/- 37.89
194895 ncm-dbt-05 1212712 500 196 46 258 +107.54 +/- 13.4 0 7 89 151 3 +234.38 +/- 36.22
194894 ncm-dbt-04 1225390 500 198 52 250 +104.49 +/- 14.66 0 12 86 146 6 +219.87 +/- 36.98
194893 ncm-dbt-03 1237517 500 207 60 233 +105.25 +/- 13.88 1 7 89 150 3 +230.16 +/- 36.26
194892 ncm-dbt-01 1213251 500 205 45 250 +115.22 +/- 13.72 0 8 78 160 4 +254.16 +/- 38.89
194891 ncm-dbt-06 1230729 500 212 42 246 +123.02 +/- 14.16 0 8 71 164 7 +270.57 +/- 40.83
194890 ncm-dbt-02 1224273 500 212 71 217 +100.7 +/- 14.32 0 11 92 142 5 +211.87 +/- 35.7
194889 ncm-dbt-05 1214780 500 202 53 245 +106.77 +/- 14.05 0 9 88 148 5 +228.08 +/- 36.51
194888 ncm-dbt-06 1217980 500 193 54 253 +99.2 +/- 15.19 0 19 76 152 3 +211.87 +/- 39.0
194887 ncm-dbt-04 1216994 500 199 58 243 +100.71 +/- 15.21 1 14 83 147 5 +213.85 +/- 37.6
194886 ncm-dbt-01 1202839 500 199 55 246 +102.97 +/- 14.49 0 12 87 146 5 +217.85 +/- 36.77
194885 ncm-dbt-03 1232330 500 195 54 251 +100.7 +/- 14.32 0 13 86 148 3 +215.85 +/- 36.98
194884 ncm-dbt-02 1235293 500 205 43 252 +116.77 +/- 14.04 0 9 75 161 5 +256.44 +/- 39.69
194883 ncm-dbt-05 1206468 500 207 52 241 +111.37 +/- 14.06 0 9 82 154 5 +240.82 +/- 37.9
194882 ncm-dbt-01 1209996 500 207 54 239 +109.83 +/- 15.14 0 13 79 150 8 +230.16 +/- 38.58
194881 ncm-dbt-03 1238019 500 196 52 252 +102.97 +/- 14.34 0 11 89 145 5 +217.85 +/- 36.33
194880 ncm-dbt-04 1219156 500 210 54 236 +112.14 +/- 13.73 0 7 85 153 5 +243.0 +/- 37.13
194879 ncm-dbt-06 1230273 500 197 52 251 +103.73 +/- 14.65 0 15 78 154 3 +223.94 +/- 38.75
166742 ncm-et-10 1298232 152 59 14 79 +106.03 +/- 28.01 0 5 23 46 2 +222.81 +/- 72.59
166741 ncm-et-9 1304970 162 68 18 76 +110.84 +/- 25.14 0 4 24 52 1 +243.52 +/- 71.41
166740 ncm-et-4 1314350 164 61 15 88 +100.13 +/- 24.82 0 3 32 45 2 +208.23 +/- 61.07
166739 ncm-et-15 1296231 170 66 14 90 +109.78 +/- 23.51 0 3 28 53 1 +240.82 +/- 65.93
166738 ncm-et-3 1285360 172 64 21 87 +88.74 +/- 22.98 0 4 35 47 0 +190.85 +/- 58.29
166737 ncm-et-13 1313401 180 83 23 74 +120.41 +/- 23.36 0 3 26 59 2 +266.04 +/- 68.73
166736 ncm-et-10 1287713 500 210 44 246 +119.89 +/- 13.51 0 7 74 165 4 +268.17 +/- 39.97
166735 ncm-et-9 1295532 500 189 43 268 +104.49 +/- 13.55 0 8 91 148 3 +226.0 +/- 35.82
166734 ncm-et-4 1313233 500 205 41 254 +118.33 +/- 14.68 0 7 83 149 11 +247.41 +/- 37.61
166733 ncm-et-15 1288809 500 218 48 234 +123.02 +/- 14.16 1 5 74 163 7 +273.0 +/- 39.95
166732 ncm-et-3 1305138 500 209 60 231 +106.78 +/- 15.99 1 15 77 148 9 +221.9 +/- 38.94
166731 ncm-et-13 1319905 500 210 53 237 +112.91 +/- 15.15 0 14 72 157 7 +240.82 +/- 40.3
166730 ncm-et-9 1293249 500 196 42 262 +110.6 +/- 13.39 0 4 94 146 6 +236.51 +/- 34.92
166729 ncm-et-10 1287613 500 195 46 259 +106.77 +/- 14.05 0 9 88 148 5 +228.08 +/- 36.51
166728 ncm-et-3 1290493 500 208 54 238 +110.6 +/- 13.73 0 7 87 151 5 +238.66 +/- 36.67
166727 ncm-et-13 1314340 500 220 55 225 +119.11 +/- 14.36 0 9 74 160 7 +258.75 +/- 39.96
166726 ncm-et-15 1295929 500 208 50 242 +113.68 +/- 13.89 0 5 90 147 8 +240.82 +/- 35.87
166725 ncm-et-4 1301422 500 207 47 246 +115.22 +/- 13.72 0 8 78 160 4 +254.16 +/- 38.89
166724 ncm-et-9 1299420 500 197 43 260 +110.6 +/- 14.06 0 9 83 153 5 +238.66 +/- 37.66
166723 ncm-et-15 1300655 500 204 56 240 +106.01 +/- 14.51 0 8 95 138 9 +217.85 +/- 34.98
166722 ncm-et-4 1307357 500 209 50 241 +114.45 +/- 14.21 0 9 79 156 6 +247.41 +/- 38.64
166721 ncm-et-13 1301193 500 197 59 244 +98.44 +/- 14.29 0 13 89 145 3 +209.91 +/- 36.34
166720 ncm-et-10 1287998 500 208 47 245 +116.0 +/- 13.37 0 5 84 156 5 +254.16 +/- 37.27
166719 ncm-et-3 1308658 500 214 62 224 +109.07 +/- 14.05 0 8 88 148 6 +232.26 +/- 36.48

Commit

Commit ID 4101893a28b4d34262ed1fba10f2365e964b6537
Author candirufish
Date 2023-01-09 19:15:08 UTC
On step 18 increase reduction by 2 if not ttmove and cutnode stc: https://tests.stockfishchess.org/tests/view/63babc9fcd3db0c8d399f723 LLR: 2.94 (-2.94,2.94) <0.00,2.00> Total: 43104 W: 11711 L: 11389 D: 20004 Ptnml(0-2): 211, 4518, 11793, 4798, 232 ltc: https://tests.stockfishchess.org/tests/view/63bb1857cd3db0c8d39a0661 LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 127104 W: 33810 L: 33339 D: 59955 Ptnml(0-2): 39, 12155, 38702, 12608, 48 closes https://github.com/official-stockfish/Stockfish/pull/4334 Bench: 4035725
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