Dev Builds » 20190821-0847

You are viewing an old NCM Stockfish dev build test. You may find the most recent dev build tests using Stockfish 15 as the baseline here.

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 7. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host Duration Avg Base NPS Games Wins Losses Draws Elo
ncm-et-3 08:32:08 1975459 3335 1968 79 1288 +223.13 ± 9.4
ncm-et-4 08:24:48 1949360 3285 1986 75 1224 +231.07 ± 9.66
ncm-et-9 08:33:01 1970068 3355 2014 58 1283 +231.74 ± 9.39
ncm-et-10 08:33:07 1972292 3361 2009 75 1277 +227.78 ± 9.44
ncm-et-13 08:30:10 1971257 3336 2088 64 1184 +244.49 ± 9.82
ncm-et-15 08:30:02 1972221 3328 2017 69 1242 +232.97 ± 9.58
20000 12082 420 7498 +231.79 ± 3.9

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
93410 ncm-et-4 2019-08-21 21:36 00:45:33 1896387 285 179 9 97 +238.93 ± 34.75
93409 ncm-et-15 2019-08-21 21:32 00:50:23 1980034 328 204 6 118 +242.82 ± 31.24
93408 ncm-et-3 2019-08-21 21:30 00:51:43 1971733 335 211 5 119 +249.04 ± 31.07
93407 ncm-et-13 2019-08-21 21:30 00:51:59 1971419 336 206 7 123 +236.65 ± 30.61
93406 ncm-et-9 2019-08-21 21:28 00:53:37 1963072 355 225 6 124 +250.15 ± 30.49
93405 ncm-et-10 2019-08-21 21:26 00:56:21 1968316 361 212 4 145 +228.17 ± 27.81
93404 ncm-et-4 2019-08-21 20:20 01:15:12 1962153 500 302 12 186 +230.16 ± 24.87
93403 ncm-et-3 2019-08-21 20:13 01:16:28 1973758 500 271 14 215 +197.4 ± 22.95
93402 ncm-et-15 2019-08-21 20:13 01:17:54 1972046 500 317 13 170 +245.2 ± 26.14
93401 ncm-et-13 2019-08-21 20:12 01:16:49 1964147 500 314 5 181 +250.77 ± 25.03
93400 ncm-et-9 2019-08-21 20:10 01:17:02 1970799 500 298 5 197 +233.32 ± 23.84
93399 ncm-et-10 2019-08-21 20:08 01:16:24 1966309 500 288 13 199 +214.85 ± 23.97
93398 ncm-et-4 2019-08-21 19:01 01:18:00 1943720 500 289 9 202 +219.87 ± 23.65
93397 ncm-et-15 2019-08-21 18:56 01:15:38 1978023 500 303 7 190 +236.51 ± 24.42
93396 ncm-et-13 2019-08-21 18:55 01:15:42 1976310 500 306 11 183 +235.45 ± 25.07
93395 ncm-et-3 2019-08-21 18:54 01:17:51 1976226 500 288 15 197 +212.86 ± 24.15
93394 ncm-et-9 2019-08-21 18:53 01:15:44 1968015 500 306 8 186 +238.66 ± 24.75
93393 ncm-et-10 2019-08-21 18:51 01:16:08 1964163 500 294 7 199 +227.04 ± 23.78
93392 ncm-et-4 2019-08-21 17:44 01:15:46 1985044 500 313 10 177 +244.1 ± 25.51
93391 ncm-et-15 2019-08-21 17:38 01:16:23 1967390 500 300 10 190 +230.16 ± 24.52
93390 ncm-et-13 2019-08-21 17:37 01:16:57 1981313 500 320 8 172 +254.16 ± 25.86
93389 ncm-et-3 2019-08-21 17:37 01:15:49 1975455 500 279 11 210 +207.95 ± 23.18
93388 ncm-et-9 2019-08-21 17:36 01:16:21 1973119 500 302 7 191 +235.45 ± 24.35
93387 ncm-et-10 2019-08-21 17:34 01:15:49 1977201 500 314 12 174 +243.0 ± 25.79
93386 ncm-et-4 2019-08-21 16:27 01:15:52 1959391 500 305 12 183 +233.32 ± 25.09
93385 ncm-et-9 2019-08-21 16:20 01:15:18 1977492 500 288 11 201 +216.85 ± 23.78
93384 ncm-et-13 2019-08-21 16:20 01:16:44 1966324 500 308 14 178 +234.38 ± 25.51
93383 ncm-et-15 2019-08-21 16:20 01:17:48 1971575 500 288 12 200 +215.85 ± 23.87
93382 ncm-et-3 2019-08-21 16:19 01:16:53 1974369 500 305 14 181 +231.21 ± 25.28
93381 ncm-et-10 2019-08-21 16:17 01:16:11 1971099 500 302 9 189 +233.32 ± 24.56
93380 ncm-et-4 2019-08-21 15:07 01:18:44 1933433 500 296 14 190 +221.9 ± 24.62
93379 ncm-et-15 2019-08-21 15:02 01:16:13 1966923 500 299 8 193 +231.21 ± 24.24
93378 ncm-et-13 2019-08-21 15:02 01:16:30 1965533 500 320 12 168 +249.64 ± 26.29
93377 ncm-et-3 2019-08-21 15:01 01:16:55 1977321 500 312 5 183 +248.53 ± 24.87
93376 ncm-et-10 2019-08-21 15:01 01:15:11 1980967 500 316 16 168 +240.82 ± 26.34
93375 ncm-et-9 2019-08-21 15:01 01:18:06 1977669 500 304 10 186 +234.38 ± 24.81
93374 ncm-et-4 2019-08-21 13:51 01:15:41 1965396 500 302 9 189 +233.32 ± 24.56
93373 ncm-et-15 2019-08-21 13:46 01:15:43 1969561 500 306 13 181 +233.32 ± 25.26
93372 ncm-et-13 2019-08-21 13:46 01:15:29 1973756 500 314 7 179 +248.53 ± 25.26
93371 ncm-et-3 2019-08-21 13:43 01:16:29 1979355 500 302 15 183 +227.04 ± 25.15
93370 ncm-et-9 2019-08-21 13:43 01:16:53 1960311 500 291 11 198 +219.87 ± 23.98
93369 ncm-et-10 2019-08-21 13:42 01:17:03 1977993 500 283 14 203 +208.93 ± 23.72

Commit

Commit ID 10d2ebc6ae7aad8ee3a48aac41ad00321b1b7e78
Author Vizvezdenec
Date 2019-08-21 08:47:40 UTC
Late move reduction, captures and CUT nodes Expand of Stefan Geschwentner's original idea: we always do LMR for captures at cutnodes. Passed STC http://tests.stockfishchess.org/tests/view/5d5b2f8e0ebc5925cf1111b8 LLR: 2.96 (-2.94,2.94) [0.50,4.50] Total: 36026 W: 8122 L: 7779 D: 20125 Passed LTC http://tests.stockfishchess.org/tests/view/5d5b40c80ebc5925cf111353 LLR: 3.22 (-2.94,2.94) [0.00,3.50] Total: 133502 W: 22508 L: 21943 D: 89051 Closes https://github.com/official-stockfish/Stockfish/pull/2273 Bench: 3494372
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