Dev Builds » 20220422-0609

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 10:07:34 1290382 3364 1312 449 1603 +91.17 +/- 5.65 0 93 670 882 37 +186.74 +/- 13.15
ncm-dbt-02 10:03:17 1303870 3308 1278 446 1584 +89.3 +/- 5.59 0 92 663 874 25 +185.29 +/- 13.22
ncm-dbt-03 10:07:01 1313462 3334 1254 448 1632 +85.69 +/- 5.73 3 97 693 839 35 +174.69 +/- 12.92
ncm-dbt-04 10:08:31 1298683 3348 1280 444 1624 +88.63 +/- 5.58 0 101 657 895 21 +184.81 +/- 13.29
ncm-dbt-05 10:02:49 1137391 3302 1230 423 1649 +86.67 +/- 5.6 2 86 694 841 28 +178.58 +/- 12.89
ncm-dbt-06 10:07:42 1309514 3344 1258 438 1648 +86.97 +/- 5.85 2 114 654 866 36 +177.26 +/- 13.32
20000 7612 2648 9740 +88.07 +/- 2.32 7 583 4031 5197 182 +181.21 +/- 5.36

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
204396 ncm-dbt-05 1240168 144 58 21 65 +91.31 +/- 28.72 0 4 30 35 3 +178.21 +/- 63.14
204395 ncm-dbt-03 1233437 158 63 29 66 +75.95 +/- 31.2 1 8 29 38 3 +149.29 +/- 63.81
204394 ncm-dbt-02 1214195 158 66 16 76 +113.85 +/- 25.57 0 3 25 49 2 +244.98 +/- 70.05
204393 ncm-dbt-06 1227150 174 73 15 86 +120.41 +/- 23.07 0 2 27 56 2 +265.59 +/- 67.25
204392 ncm-dbt-04 1209587 174 65 21 88 +89.8 +/- 22.06 0 3 37 47 0 +193.52 +/- 56.26
204391 ncm-dbt-01 1201727 192 73 18 101 +102.39 +/- 21.72 0 2 39 53 2 +215.89 +/- 54.59
204390 ncm-dbt-05 1233536 500 189 65 246 +88.0 +/- 14.85 0 17 96 133 4 +181.7 +/- 34.95
204389 ncm-dbt-03 1224376 500 180 70 250 +77.71 +/- 13.71 1 12 113 124 0 +165.8 +/- 31.92
204388 ncm-dbt-02 1195334 500 190 64 246 +89.48 +/- 14.3 0 13 102 131 4 +185.33 +/- 33.81
204387 ncm-dbt-04 1227613 500 190 63 247 +90.22 +/- 14.89 0 17 93 136 4 +187.16 +/- 35.51
204386 ncm-dbt-06 1253249 500 201 67 232 +95.44 +/- 16.76 1 19 87 131 12 +187.16 +/- 36.61
204385 ncm-dbt-01 1201116 500 186 65 249 +85.78 +/- 14.07 0 12 109 125 4 +176.33 +/- 32.55
204384 ncm-dbt-05 1222793 500 175 59 266 +82.1 +/- 13.21 0 9 118 121 2 +171.02 +/- 30.89
204383 ncm-dbt-03 1224777 500 189 63 248 +89.48 +/- 14.59 0 13 104 127 6 +181.7 +/- 33.45
204382 ncm-dbt-04 1227915 500 196 68 236 +90.96 +/- 14.32 0 15 94 139 2 +192.71 +/- 35.33
204381 ncm-dbt-02 1216934 500 197 82 221 +81.36 +/- 13.81 0 14 108 127 1 +171.02 +/- 32.78
204380 ncm-dbt-01 1214092 500 199 75 226 +88.0 +/- 15.4 0 20 91 134 5 +179.9 +/- 35.84
204379 ncm-dbt-06 1215497 500 186 65 249 +85.78 +/- 15.49 0 20 95 129 6 +172.78 +/- 35.1
204378 ncm-dbt-05 1233269 500 186 58 256 +90.96 +/- 14.17 0 12 102 132 4 +189.0 +/- 33.78
204377 ncm-dbt-02 1193404 500 191 76 233 +81.36 +/- 15.1 0 18 105 121 6 +162.35 +/- 33.37
204376 ncm-dbt-04 1210479 500 179 64 257 +81.36 +/- 14.68 0 17 105 124 4 +165.8 +/- 33.35
204375 ncm-dbt-03 1224113 500 191 58 251 +94.7 +/- 14.83 1 11 98 134 6 +196.45 +/- 34.53
204374 ncm-dbt-06 1233458 500 193 69 238 +88.0 +/- 14.56 0 17 94 137 2 +185.33 +/- 35.32
204373 ncm-dbt-01 1206464 500 199 61 240 +98.44 +/- 14.29 0 9 101 133 7 +202.15 +/- 33.85
204372 ncm-dbt-03 1242317 500 194 80 226 +80.63 +/- 15.75 0 19 108 113 10 +153.86 +/- 32.88
204371 ncm-dbt-05 1218854 500 198 60 242 +98.44 +/- 15.46 1 13 91 137 8 +202.15 +/- 35.92
204370 ncm-dbt-02 1218884 500 184 52 264 +93.95 +/- 14.53 0 17 85 147 1 +202.15 +/- 37.11
204369 ncm-dbt-04 1201351 500 193 65 242 +90.96 +/- 14.76 0 17 91 139 3 +190.85 +/- 35.9
204368 ncm-dbt-06 1207175 500 188 67 245 +85.78 +/- 15.35 1 17 97 130 5 +176.33 +/- 34.76
204367 ncm-dbt-01 1205812 500 187 74 239 +79.9 +/- 14.92 0 18 106 121 5 +160.64 +/- 33.2
204366 ncm-dbt-03 1223816 500 197 63 240 +95.44 +/- 14.55 0 12 98 134 6 +196.45 +/- 34.53
204365 ncm-dbt-02 1245070 500 202 64 234 +98.44 +/- 14.59 0 11 97 135 7 +202.15 +/- 34.7
204364 ncm-dbt-06 1223645 500 181 64 255 +82.83 +/- 14.72 0 18 100 129 3 +171.02 +/- 34.23
204363 ncm-dbt-05 1218073 500 183 61 256 +86.52 +/- 13.78 0 11 109 127 3 +179.9 +/- 32.5
204362 ncm-dbt-04 1225606 500 186 72 242 +80.63 +/- 13.79 0 12 115 120 3 +165.8 +/- 31.55
204361 ncm-dbt-01 1183521 500 203 65 232 +98.44 +/- 14.44 0 11 96 137 6 +204.07 +/- 34.89
204360 ncm-dbt-03 1249619 500 180 65 255 +81.36 +/- 14.4 0 16 106 125 3 +167.53 +/- 33.17
204359 ncm-dbt-02 1218550 500 192 75 233 +82.83 +/- 13.7 0 11 114 122 3 +171.02 +/- 31.66
204358 ncm-dbt-05 1237063 500 189 75 236 +80.63 +/- 13.94 0 13 113 121 3 +165.8 +/- 31.92
204357 ncm-dbt-01 1171654 500 203 67 230 +96.94 +/- 14.72 0 12 97 134 7 +198.34 +/- 34.72
204356 ncm-dbt-06 1221639 500 177 69 254 +76.25 +/- 14.81 0 17 114 113 6 +150.51 +/- 31.88
204355 ncm-dbt-04 1204503 500 204 69 227 +96.19 +/- 14.71 0 14 92 139 5 +200.24 +/- 35.72
173939 ncm-dbt-02 1458863 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83
173938 ncm-dbt-05 497871 8 4 2 2 +88.62 +/- 93.84 0 0 2 2 0 +190.67 +/- 458.56
173937 ncm-dbt-06 1458260 20 9 4 7 +88.72 +/- 78.66 0 1 3 6 0 +190.85 +/- 256.71
173936 ncm-dbt-01 1453378 22 9 2 11 +114.47 +/- 55.67 0 0 4 7 0 +261.2 +/- 212.89
173935 ncm-dbt-03 1454112 26 8 4 14 +53.87 +/- 70.86 0 2 5 6 0 +110.48 +/- 165.38
173934 ncm-dbt-04 1447641 24 11 3 10 +120.39 +/- 70.27 0 1 2 9 0 +279.59 +/- 543.49
173933 ncm-dbt-02 1459607 50 18 5 27 +92.45 +/- 42.2 0 1 10 14 0 +200.24 +/- 114.26
173932 ncm-dbt-05 1134539 50 19 7 24 +85.02 +/- 55.08 0 3 8 13 1 +164.07 +/- 126.09
173931 ncm-dbt-01 1452494 50 18 9 23 +63.22 +/- 52.66 0 4 8 13 0 +130.94 +/- 122.89
173930 ncm-dbt-06 1456478 50 16 3 31 +92.44 +/- 36.68 0 0 12 13 0 +200.21 +/- 97.77
173929 ncm-dbt-03 1456776 50 17 6 27 +77.69 +/- 50.32 0 2 11 11 1 +147.19 +/- 107.43
173928 ncm-dbt-04 1441814 50 19 2 29 +123.01 +/- 42.3 0 1 6 18 0 +288.06 +/- 162.53
173927 ncm-dbt-02 1459748 50 20 4 26 +115.22 +/- 42.56 0 1 7 17 0 +263.42 +/- 145.5
173926 ncm-dbt-05 1139308 50 16 7 27 +63.22 +/- 44.25 0 2 12 11 0 +130.94 +/- 101.68
173925 ncm-dbt-06 1452961 50 16 9 25 +48.96 +/- 42.0 0 2 14 9 0 +99.95 +/- 91.41
173924 ncm-dbt-01 1453962 50 17 5 28 +85.04 +/- 46.59 0 2 9 14 0 +181.7 +/- 121.14
173923 ncm-dbt-04 1447202 50 19 9 22 +70.43 +/- 45.16 0 2 11 12 0 +147.19 +/- 107.43
173922 ncm-dbt-03 1457078 50 19 6 25 +92.45 +/- 42.2 0 1 10 14 0 +200.24 +/- 114.26
173915 ncm-dbt-05 1135828 50 13 8 29 +34.87 +/- 51.87 1 2 13 9 0 +85.04 +/- 96.78
173914 ncm-dbt-06 1455148 50 18 6 26 +85.04 +/- 41.74 0 1 11 13 0 +181.7 +/- 107.11
173913 ncm-dbt-02 1461982 50 18 8 24 +70.42 +/- 53.56 0 3 10 11 1 +130.94 +/- 112.59
173912 ncm-dbt-01 1449987 50 18 8 24 +70.42 +/- 53.56 0 3 10 11 1 +130.94 +/- 112.59
173911 ncm-dbt-04 1441807 50 18 8 24 +70.43 +/- 45.16 0 2 11 12 0 +147.19 +/- 107.43
173910 ncm-dbt-03 1457671 50 16 4 30 +85.04 +/- 41.74 0 1 11 13 0 +181.7 +/- 107.11

Commit

Commit ID e41f727f0f7041b43997f04c031353be5087856b
Author Michael Chaly
Date 2022-04-22 06:09:40 UTC
Simplify away best move count logic the only place where it was used it was true with >99% probability so it seemed to not be doing much any more. Passed STC: https://tests.stockfishchess.org/tests/view/625f4778d00da81c22dd4c93 LLR: 2.95 (-2.94,2.94) <-2.25,0.25> Total: 85152 W: 22487 L: 22406 D: 40259 Ptnml(0-2): 313, 9035, 23818, 9078, 332 Passed LTC: https://tests.stockfishchess.org/tests/view/625ff1f1b03f22647441a215 LLR: 2.94 (-2.94,2.94) <-2.25,0.25> Total: 66776 W: 17768 L: 17673 D: 31335 Ptnml(0-2): 46, 6200, 20792, 6313, 37 close https://github.com/official-stockfish/Stockfish/pull/3993 bench 7280798
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