Dev Builds » 20230525-1842

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 09:54:13 1112575 3360 1428 325 1607 +118.44 +/- 5.37 0 50 517 1073 40 +259.18 +/- 14.99
ncm-dbt-02 09:50:25 1229584 3322 1400 284 1638 +121.43 +/- 5.22 0 35 512 1077 37 +269.13 +/- 15.04
ncm-dbt-03 09:53:55 1240406 3328 1405 314 1609 +118.26 +/- 5.39 0 44 529 1047 44 +257.14 +/- 14.8
ncm-dbt-04 09:53:59 1236165 3340 1436 303 1601 +122.72 +/- 5.48 0 50 488 1081 51 +268.11 +/- 15.44
ncm-dbt-05 09:50:18 1227566 3308 1419 296 1593 +122.82 +/- 5.31 0 40 491 1083 40 +272.26 +/- 15.38
ncm-dbt-06 09:54:19 1234252 3342 1417 315 1610 +119.01 +/- 5.35 0 45 520 1065 41 +260.46 +/- 14.94
20000 8505 1837 9658 +120.44 +/- 2.19 0 264 3057 6426 253 +264.3 +/- 6.15

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
189372 ncm-dbt-05 1222504 308 136 37 135 +115.78 +/- 16.99 0 4 49 99 2 +257.52 +/- 49.28
189371 ncm-dbt-02 1214746 322 138 17 167 +137.28 +/- 15.21 0 0 44 113 4 +320.23 +/- 51.65
189370 ncm-dbt-03 1237710 328 136 31 161 +115.27 +/- 17.6 0 6 51 103 4 +249.56 +/- 48.34
189369 ncm-dbt-04 1225850 340 152 31 157 +129.3 +/- 17.32 0 4 48 111 7 +282.05 +/- 49.92
189368 ncm-dbt-06 1241542 342 131 28 183 +107.98 +/- 16.25 0 4 63 101 3 +232.68 +/- 43.03
189367 ncm-dbt-01 1124776 360 157 43 160 +113.93 +/- 17.07 0 7 57 111 5 +243.86 +/- 45.64
189359 ncm-dbt-05 1238925 500 211 41 248 +123.02 +/- 13.47 0 7 70 169 4 +277.93 +/- 41.14
189358 ncm-dbt-02 1241507 500 217 46 237 +123.81 +/- 14.48 0 7 75 158 10 +265.78 +/- 39.69
189356 ncm-dbt-03 1236459 500 213 46 241 +120.67 +/- 12.97 0 3 82 160 5 +268.17 +/- 37.61
189351 ncm-dbt-04 1211840 500 211 39 250 +124.6 +/- 14.47 0 8 71 162 9 +270.57 +/- 40.83
189350 ncm-dbt-06 1253393 500 217 44 239 +125.38 +/- 14.47 0 8 70 163 9 +273.0 +/- 41.13
189349 ncm-dbt-01 1115108 500 207 51 242 +112.14 +/- 15.0 0 12 78 152 8 +236.51 +/- 38.85
189343 ncm-dbt-05 1230537 500 209 42 249 +120.67 +/- 13.5 0 5 79 160 6 +265.78 +/- 38.54
189341 ncm-dbt-03 1253869 500 208 45 247 +117.55 +/- 14.2 0 8 78 157 7 +254.16 +/- 38.89
189340 ncm-dbt-02 1234673 500 196 46 258 +107.54 +/- 14.05 0 10 84 152 4 +232.26 +/- 37.43
189339 ncm-dbt-04 1229782 500 211 50 239 +116.0 +/- 13.2 0 5 83 158 4 +256.44 +/- 37.51
189338 ncm-dbt-06 1255615 500 224 56 220 +121.45 +/- 15.45 0 10 75 152 13 +251.89 +/- 39.67
189337 ncm-dbt-01 1089992 500 213 52 235 +116.0 +/- 13.2 0 6 80 161 3 +258.75 +/- 38.32
189330 ncm-dbt-05 1226090 500 217 38 245 +130.14 +/- 13.16 0 3 72 168 7 +293.29 +/- 40.39
189329 ncm-dbt-03 1222445 500 212 45 243 +120.67 +/- 13.5 0 5 79 160 6 +265.78 +/- 38.54
189328 ncm-dbt-02 1226140 500 214 37 249 +128.55 +/- 13.01 0 1 79 162 8 +285.49 +/- 38.15
189327 ncm-dbt-06 1233784 500 212 51 237 +116.0 +/- 13.88 0 8 78 159 5 +254.16 +/- 38.89
189326 ncm-dbt-04 1252914 500 216 39 245 +128.55 +/- 14.08 0 8 64 171 7 +288.06 +/- 43.03
189325 ncm-dbt-01 1102737 500 223 49 228 +126.17 +/- 14.95 0 9 69 161 11 +270.57 +/- 41.4
189318 ncm-dbt-05 1209179 500 222 56 222 +119.89 +/- 14.68 0 8 78 154 10 +254.16 +/- 38.89
189317 ncm-dbt-03 1255510 500 209 51 240 +113.68 +/- 14.54 0 9 82 151 8 +240.82 +/- 37.9
189316 ncm-dbt-06 1232963 500 220 36 244 +134.15 +/- 12.86 0 4 63 178 5 +312.48 +/- 43.44
189315 ncm-dbt-01 1125296 500 205 47 248 +113.68 +/- 13.21 0 6 83 158 3 +251.89 +/- 37.57
189314 ncm-dbt-02 1240717 500 221 53 226 +121.45 +/- 13.14 0 4 79 162 5 +270.57 +/- 38.47
189313 ncm-dbt-04 1256828 500 210 52 238 +113.68 +/- 15.0 0 11 79 151 9 +238.66 +/- 38.63
189306 ncm-dbt-03 1239329 500 211 48 241 +117.55 +/- 13.7 0 4 87 151 8 +251.89 +/- 36.48
189305 ncm-dbt-05 1240408 500 215 38 247 +128.55 +/- 13.01 0 4 70 171 5 +293.29 +/- 41.07
189304 ncm-dbt-01 1119502 500 213 49 238 +118.33 +/- 13.35 0 5 81 159 5 +261.07 +/- 38.02
189303 ncm-dbt-04 1249954 500 218 50 232 +121.45 +/- 13.84 0 5 80 157 8 +263.42 +/- 38.27
189302 ncm-dbt-06 1206149 500 207 45 248 +116.77 +/- 12.28 0 2 86 160 2 +263.42 +/- 36.51
189301 ncm-dbt-02 1237667 500 201 45 254 +112.14 +/- 12.87 0 4 89 154 3 +247.41 +/- 36.02
189294 ncm-dbt-03 1237522 500 216 48 236 +121.45 +/- 14.17 0 9 70 165 6 +268.17 +/- 41.1
189293 ncm-dbt-05 1225321 500 209 44 247 +119.11 +/- 14.19 0 9 73 162 6 +261.07 +/- 40.24
189292 ncm-dbt-02 1211641 500 213 40 247 +125.38 +/- 13.61 0 9 62 176 3 +288.06 +/- 43.65
189291 ncm-dbt-06 1216321 500 206 55 239 +108.3 +/- 13.89 0 9 85 152 4 +234.38 +/- 37.19
189290 ncm-dbt-01 1110614 500 210 34 256 +127.76 +/- 13.21 0 5 69 171 5 +290.66 +/- 41.43
189289 ncm-dbt-04 1225987 500 218 42 240 +127.76 +/- 14.27 0 9 63 171 7 +285.49 +/- 43.31

Commit

Commit ID cedd73f4aa9f83c2891105695ac11e743e6ceab7
Author FauziAkram
Date 2023-05-25 18:42:43 UTC
Simplify Futility pruning for captures Passed STC: LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 412928 W: 109433 L: 109620 D: 193875 Ptnml(0-2): 1071, 45929, 112650, 45744, 1070 https://tests.stockfishchess.org/tests/view/6468eac40db5177f2b76ef4d Passed LTC: LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 190200 W: 51465 L: 51420 D: 87315 Ptnml(0-2): 58, 18585, 57788, 18592, 77 https://tests.stockfishchess.org/tests/view/646b66520db5177f2b772a84 closes https://github.com/official-stockfish/Stockfish/pull/4583 bench: 2486604
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