Dev Builds » 20231008-0552

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 09:59:48 1019728 3352 1453 305 1594 +124.0 +/- 5.42 0 36 516 1064 60 +268.86 +/- 14.98
ncm-dbt-02 09:53:40 1098415 3324 1450 310 1564 +124.19 +/- 5.32 0 42 479 1100 41 +276.22 +/- 15.58
ncm-dbt-03 10:00:22 1083206 3338 1409 300 1629 +119.98 +/- 5.42 0 54 491 1085 39 +264.07 +/- 15.39
ncm-dbt-04 10:01:56 1194075 3370 1456 288 1626 +125.62 +/- 5.32 0 43 477 1119 46 +279.09 +/- 15.61
ncm-dbt-05 09:48:31 984795 3270 1432 284 1554 +127.39 +/- 5.48 1 41 453 1089 51 +282.67 +/- 16.02
ncm-dbt-06 09:59:04 1059576 3346 1441 317 1588 +121.43 +/- 5.54 0 54 494 1072 53 +263.52 +/- 15.34
20000 8641 1804 9555 +123.75 +/- 2.21 1 270 2910 6529 290 +272.27 +/- 6.31

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
205551 ncm-dbt-04 1228781 264 112 32 120 +108.69 +/- 20.01 0 7 40 83 2 +235.93 +/- 54.62
205550 ncm-dbt-05 1258339 434 193 34 207 +133.49 +/- 14.11 0 1 64 144 8 +298.52 +/- 42.64
205549 ncm-dbt-01 1126935 452 189 39 224 +119.83 +/- 13.17 0 3 72 149 2 +272.31 +/- 40.27
205548 ncm-dbt-02 1212589 480 220 42 218 +135.29 +/- 13.17 0 2 65 166 7 +310.0 +/- 42.55
205547 ncm-dbt-03 1219568 492 204 46 242 +115.66 +/- 13.51 0 7 77 159 3 +257.64 +/- 39.13
205546 ncm-dbt-06 1220182 492 210 44 238 +122.0 +/- 13.44 0 5 75 161 5 +272.07 +/- 39.62
205545 ncm-dbt-04 1216960 500 221 45 234 +127.76 +/- 13.92 0 5 73 163 9 +280.42 +/- 40.21
205544 ncm-dbt-05 634981 500 208 50 242 +113.68 +/- 14.38 0 11 75 159 5 +247.41 +/- 39.65
205543 ncm-dbt-01 543422 500 223 55 222 +121.45 +/- 14.34 0 6 80 154 10 +258.75 +/- 38.32
205542 ncm-dbt-05 678951 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83
205541 ncm-dbt-02 1252112 500 228 39 233 +138.18 +/- 14.23 0 8 54 179 9 +315.35 +/- 46.8
205540 ncm-dbt-05 617953 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83
205539 ncm-dbt-02 611920 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83
205538 ncm-dbt-06 618191 500 206 46 248 +115.22 +/- 14.37 0 8 82 152 8 +245.2 +/- 37.88
205537 ncm-dbt-03 643058 500 210 43 247 +120.67 +/- 14.35 0 9 72 162 7 +263.42 +/- 40.52
205536 ncm-dbt-05 601324 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83
205535 ncm-dbt-06 746593 240 110 29 101 +122.04 +/- 22.76 0 5 36 72 7 +250.02 +/- 57.84
205534 ncm-dbt-05 884124 242 101 22 119 +117.72 +/- 20.3 0 2 43 71 5 +247.17 +/- 52.27
205533 ncm-dbt-04 878351 500 212 46 242 +119.89 +/- 14.68 0 8 78 154 10 +254.16 +/- 38.89
205532 ncm-dbt-03 835523 278 127 30 121 +126.54 +/- 20.01 0 3 44 84 8 +263.59 +/- 52.05
205531 ncm-dbt-02 815540 290 117 34 139 +102.29 +/- 19.08 0 8 48 87 2 +219.17 +/- 49.76
205530 ncm-dbt-01 803618 340 143 24 173 +126.97 +/- 19.35 0 8 45 107 10 +264.11 +/- 51.32
205529 ncm-dbt-03 1239911 42 15 7 20 +66.96 +/- 44.65 0 0 14 6 1 +120.39 +/- 80.71
205528 ncm-dbt-06 1250057 86 39 9 38 +126.5 +/- 32.73 0 1 12 29 1 +284.48 +/- 105.44
205527 ncm-dbt-05 1217951 94 42 8 44 +131.61 +/- 32.85 0 2 10 34 1 +302.78 +/- 116.14
205526 ncm-dbt-02 1191888 54 24 3 27 +142.59 +/- 32.27 0 0 6 21 0 +361.18 +/- 167.98
205525 ncm-dbt-01 1141149 60 23 2 35 +126.95 +/- 32.62 0 0 9 21 0 +301.29 +/- 123.4
205524 ncm-dbt-04 1249570 106 41 7 58 +115.51 +/- 28.91 0 2 15 36 0 +264.31 +/- 92.52
205523 ncm-dbt-03 846030 500 195 46 259 +106.77 +/- 14.52 0 12 82 151 5 +228.08 +/- 37.89
205522 ncm-dbt-06 782792 500 217 51 232 +119.89 +/- 15.61 0 13 69 157 11 +251.89 +/- 41.18
205521 ncm-dbt-02 1191924 500 209 56 235 +109.83 +/- 13.56 0 6 90 149 5 +236.51 +/- 35.94
205520 ncm-dbt-05 1235979 500 235 44 221 +139.81 +/- 13.45 0 3 63 174 10 +318.25 +/- 43.39
205519 ncm-dbt-03 1262664 26 10 1 15 +125.4 +/- 50.07 0 0 4 9 0 +296.06 +/- 224.51
205518 ncm-dbt-01 1135211 500 214 43 243 +123.81 +/- 14.32 0 7 74 160 9 +268.17 +/- 39.97
205517 ncm-dbt-04 1242575 500 220 40 240 +130.94 +/- 13.32 0 5 66 173 6 +298.62 +/- 42.41
205516 ncm-dbt-06 1242791 28 12 5 11 +88.71 +/- 48.98 0 0 7 7 0 +190.8 +/- 131.69
205515 ncm-dbt-02 1193757 500 214 47 239 +120.67 +/- 13.84 0 5 81 156 8 +261.07 +/- 38.02
205514 ncm-dbt-05 1223040 500 217 48 235 +122.24 +/- 13.66 0 7 72 166 5 +273.0 +/- 40.54
205513 ncm-dbt-03 1234687 500 213 42 245 +123.81 +/- 13.63 0 6 73 165 6 +275.45 +/- 40.24
205512 ncm-dbt-01 1130899 500 217 48 235 +122.24 +/- 14.0 0 5 80 156 9 +263.42 +/- 38.27
205511 ncm-dbt-04 1253175 500 216 45 239 +123.81 +/- 12.73 0 5 71 172 2 +285.49 +/- 40.81
205510 ncm-dbt-06 1227963 500 225 34 241 +139.81 +/- 13.26 0 3 62 176 9 +321.19 +/- 43.77
205509 ncm-dbt-02 1193558 500 221 42 237 +130.14 +/- 12.97 0 5 65 176 4 +301.33 +/- 42.75
205508 ncm-dbt-01 1134612 500 222 47 231 +126.97 +/- 13.76 0 5 73 164 8 +280.42 +/- 40.21
205507 ncm-dbt-05 1236808 500 211 50 239 +116.0 +/- 14.53 1 8 76 159 6 +254.16 +/- 39.42
205506 ncm-dbt-03 1241687 500 212 52 236 +115.22 +/- 13.38 0 7 79 161 3 +256.44 +/- 38.62
205505 ncm-dbt-06 1215309 500 210 47 243 +117.55 +/- 14.37 0 9 76 158 7 +254.16 +/- 39.42
205504 ncm-dbt-04 1232330 500 215 33 252 +132.54 +/- 13.83 0 6 64 172 8 +298.62 +/- 43.1
205503 ncm-dbt-05 1243300 500 225 28 247 +144.71 +/- 14.23 0 7 50 182 11 +333.32 +/- 48.73
205502 ncm-dbt-01 1141985 500 222 47 231 +126.97 +/- 13.94 0 2 83 153 12 +270.57 +/- 37.24
205501 ncm-dbt-06 1232314 500 212 52 236 +115.22 +/- 14.21 0 10 75 160 5 +251.89 +/- 39.67
205500 ncm-dbt-02 1222448 500 217 47 236 +123.02 +/- 13.99 0 8 70 166 6 +273.0 +/- 41.13
205499 ncm-dbt-04 1250863 500 219 40 241 +130.14 +/- 13.88 0 5 70 166 9 +288.06 +/- 41.11
205498 ncm-dbt-03 1225731 500 223 33 244 +138.99 +/- 14.03 0 10 46 188 6 +327.18 +/- 50.11

Commit

Commit ID f7fbc6880efae2ec9d97d6f1d65e2ad00547e32c
Author gabe
Date 2023-10-08 05:52:16 UTC
Avoid recomputing moveCountPruning In search, when moveCountPruning becomes true, it can never turn false again. Passed STC https://tests.stockfishchess.org/tests/view/652075ceac57711436728aac LLR: 2.94 (-2.94,2.94) <0.00,2.00> Total: 136448 W: 34923 L: 34472 D: 67053 Ptnml(0-2): 420, 15094, 36767, 15501, 442 closes https://github.com/official-stockfish/Stockfish/pull/4823 Non functional change
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