Dev Builds » 20230109-1928

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 05:00:16 1105072 1660 675 180 805 +106.85 +/- 7.75 0 28 299 483 20 +226.15 +/- 19.68
ncm-dbt-02 04:57:47 1194717 1666 663 158 845 +108.73 +/- 7.68 1 28 284 505 15 +235.14 +/- 20.23
ncm-dbt-03 05:01:05 1229573 1672 684 163 825 +111.98 +/- 7.71 0 34 261 527 14 +244.35 +/- 21.13
ncm-dbt-04 05:00:33 1211811 1672 675 165 832 +109.46 +/- 7.61 0 31 277 515 13 +237.85 +/- 20.5
ncm-dbt-05 04:57:50 1227860 1660 678 184 798 +106.62 +/- 7.8 0 32 290 490 18 +226.78 +/- 20.02
ncm-dbt-06 05:00:51 1226511 1670 674 162 834 +110.06 +/- 7.56 0 27 284 509 15 +238.24 +/- 20.22
ncm-et-3 06:22:42 1297771 1658 679 167 812 +110.91 +/- 7.78 0 32 270 510 17 +239.26 +/- 20.77
ncm-et-4 06:22:50 1307009 1652 654 176 822 +103.48 +/- 8.02 0 35 301 467 23 +215.27 +/- 19.64
ncm-et-9 06:22:52 1301784 1674 710 162 802 +118.08 +/- 7.59 0 29 246 547 15 +261.54 +/- 21.77
ncm-et-10 06:22:54 1293822 1682 711 176 795 +114.48 +/- 7.68 1 26 270 525 19 +248.94 +/- 20.76
ncm-et-13 06:22:50 1309516 1670 665 192 813 +101.17 +/- 7.77 0 41 290 494 10 +217.09 +/- 20.04
ncm-et-15 06:22:47 1302845 1664 687 163 814 +113.26 +/- 7.63 0 26 274 514 18 +245.3 +/- 20.6
20000 8155 2048 9797 +109.58 +/- 2.23 2 369 3346 6086 197 +236.09 +/- 5.88

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
201665 ncm-dbt-05 1226856 160 69 15 76 +122.04 +/- 27.9 0 3 25 47 5 +247.69 +/- 70.07
201664 ncm-dbt-01 1108369 160 72 18 70 +122.04 +/- 24.33 0 2 24 52 2 +269.37 +/- 71.69
201663 ncm-dbt-02 1196989 166 68 21 77 +101.13 +/- 23.81 0 3 31 48 1 +216.96 +/- 62.22
201662 ncm-dbt-03 1223394 172 68 22 82 +95.23 +/- 23.16 0 4 32 50 0 +207.41 +/- 61.3
201661 ncm-dbt-04 1221017 172 63 16 93 +97.41 +/- 23.99 0 3 35 46 2 +201.79 +/- 58.1
201660 ncm-dbt-06 1224408 170 73 20 77 +112.04 +/- 24.34 0 3 28 52 2 +240.82 +/- 65.93
201659 ncm-dbt-05 1226741 500 204 59 237 +103.73 +/- 14.34 0 10 91 143 6 +217.85 +/- 35.89
201658 ncm-dbt-01 1103048 500 218 55 227 +117.55 +/- 14.37 0 9 76 158 7 +254.16 +/- 39.42
201657 ncm-dbt-04 1207085 500 209 45 246 +118.33 +/- 13.35 0 7 75 165 3 +265.78 +/- 39.69
201656 ncm-dbt-06 1225596 500 195 37 268 +113.68 +/- 14.22 0 9 80 155 6 +245.2 +/- 38.39
201655 ncm-dbt-02 1201360 500 192 47 261 +103.73 +/- 14.03 1 7 92 146 4 +223.94 +/- 35.61
201654 ncm-dbt-03 1232231 500 209 44 247 +119.11 +/- 14.03 0 10 69 167 4 +265.78 +/- 41.36
201653 ncm-dbt-05 1211989 500 209 53 238 +112.14 +/- 13.04 0 4 90 152 4 +245.2 +/- 35.79
201652 ncm-dbt-03 1229369 500 201 51 248 +107.54 +/- 15.13 0 15 76 153 6 +228.08 +/- 39.23
201651 ncm-dbt-01 1103197 500 188 54 258 +95.44 +/- 14.55 0 13 95 137 5 +198.34 +/- 35.12
201650 ncm-dbt-06 1200330 500 198 48 254 +107.54 +/- 13.23 0 4 97 144 5 +230.16 +/- 34.29
201649 ncm-dbt-04 1217191 500 208 56 236 +109.07 +/- 14.37 0 11 81 153 5 +234.38 +/- 38.14
201648 ncm-dbt-02 1192048 500 205 40 255 +119.11 +/- 14.03 0 9 72 164 5 +263.42 +/- 40.52
201647 ncm-dbt-05 1245856 500 196 57 247 +99.2 +/- 14.6 0 15 84 148 3 +211.87 +/- 37.38
201646 ncm-dbt-02 1188472 500 198 50 252 +106.01 +/- 14.04 0 9 89 147 5 +226.0 +/- 36.29
201645 ncm-dbt-06 1255712 500 208 57 235 +108.3 +/- 13.89 0 11 79 158 2 +238.66 +/- 38.63
201644 ncm-dbt-04 1201952 500 195 48 257 +105.25 +/- 13.88 0 10 86 151 3 +228.08 +/- 36.98
201643 ncm-dbt-01 1105676 500 197 53 250 +102.97 +/- 13.38 0 4 104 136 6 +215.85 +/- 32.92
201642 ncm-dbt-03 1233300 500 206 46 248 +115.22 +/- 13.2 0 5 84 157 4 +254.16 +/- 37.27
166502 ncm-et-4 1317696 152 53 18 81 +81.46 +/- 27.19 0 7 27 42 0 +173.02 +/- 66.52
166501 ncm-et-3 1274986 158 67 20 71 +106.57 +/- 22.74 0 2 28 49 0 +238.09 +/- 65.62
166500 ncm-et-15 1299547 164 75 13 76 +138.2 +/- 23.35 0 2 18 60 2 +323.95 +/- 84.23
166499 ncm-et-13 1305656 170 67 15 88 +109.79 +/- 22.66 0 3 27 55 0 +247.28 +/- 67.26
166498 ncm-et-9 1304366 174 74 13 87 +127.19 +/- 23.76 0 3 22 60 2 +286.88 +/- 75.14
166497 ncm-et-10 1294345 182 83 26 73 +112.59 +/- 22.5 0 2 32 55 2 +243.22 +/- 61.14
166496 ncm-et-4 1299400 500 181 52 267 +91.71 +/- 13.88 0 10 105 131 4 +190.85 +/- 33.16
166495 ncm-et-15 1301976 500 204 45 251 +114.45 +/- 13.03 0 4 87 155 4 +251.89 +/- 36.48
166494 ncm-et-3 1304956 500 209 53 238 +112.14 +/- 14.22 0 10 79 156 5 +243.0 +/- 38.64
166493 ncm-et-9 1304637 500 217 46 237 +123.81 +/- 13.63 0 7 70 168 5 +277.93 +/- 41.14
166492 ncm-et-13 1314375 500 202 62 236 +99.95 +/- 14.31 0 12 90 144 4 +211.87 +/- 36.13
166491 ncm-et-10 1294701 500 210 57 233 +109.83 +/- 13.73 0 9 82 156 3 +240.82 +/- 37.9
166490 ncm-et-9 1296601 500 213 51 236 +116.77 +/- 13.54 0 6 81 158 5 +256.44 +/- 38.07
166489 ncm-et-15 1294462 500 207 54 239 +109.83 +/- 14.22 0 9 85 150 6 +234.38 +/- 37.19
166488 ncm-et-3 1308189 500 209 54 237 +111.37 +/- 14.69 0 12 77 155 6 +238.66 +/- 39.1
166487 ncm-et-13 1310411 500 196 57 247 +99.2 +/- 13.83 0 12 88 149 1 +215.85 +/- 36.55
166486 ncm-et-4 1300586 500 208 51 241 +112.91 +/- 14.38 0 8 85 149 8 +238.66 +/- 37.17
166485 ncm-et-10 1290146 500 209 41 250 +121.46 +/- 14.67 1 5 79 155 10 +261.07 +/- 38.58
166484 ncm-et-13 1307623 500 200 58 242 +101.46 +/- 14.78 0 14 85 146 5 +213.85 +/- 37.18
166483 ncm-et-3 1302954 500 194 40 266 +110.6 +/- 14.06 0 8 86 150 6 +236.51 +/- 36.93
166482 ncm-et-15 1315397 500 201 51 248 +107.54 +/- 14.52 0 11 84 149 6 +228.08 +/- 37.44
166481 ncm-et-10 1296097 500 209 52 239 +112.91 +/- 14.05 0 10 77 159 4 +247.41 +/- 39.15
166480 ncm-et-9 1301535 500 206 52 242 +110.6 +/- 14.38 0 13 73 161 3 +243.0 +/- 40.09
166479 ncm-et-4 1310354 500 212 55 233 +112.91 +/- 15.15 0 10 84 145 11 +232.26 +/- 37.43

Commit

Commit ID e9e7a7b83f78b5c7d29f69083589b449d9b52390
Author Sebastian Buchwald
Date 2023-01-09 19:28:24 UTC
Replace some std::string occurrences with std::string_view std::string_view is more lightweight than std::string. Furthermore, std::string_view variables can be declared constexpr. closes https://github.com/official-stockfish/Stockfish/pull/4328 No functional change
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