Dev Builds » 20200717-1828

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 08:39:23 1962615 3419 2138 46 1235 +247.34 ± 9.58
ncm-et-4 08:39:41 1961329 3389 2116 43 1230 +247.24 ± 9.59
ncm-et-9 08:40:10 1965527 3433 2195 47 1191 +255.12 ± 9.77
ncm-et-10 08:39:43 1958749 3389 2205 46 1138 +261.69 ± 10.01
ncm-et-13 07:24:55 1961741 2936 1819 49 1068 +242.38 ± 10.32
ncm-et-15 08:39:24 1967347 3434 2171 45 1218 +251.39 ± 9.65
20000 12644 276 7080 +250.99 ± 4.0

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
134033 ncm-et-10 2020-07-18 03:03 00:59:35 1955167 389 251 8 130 +254.55 ± 29.88
134032 ncm-et-4 2020-07-18 03:02 01:00:08 1938744 389 238 5 146 +240.27 ± 27.89
134031 ncm-et-3 2020-07-18 03:00 01:02:56 1964147 419 262 7 150 +245.53 ± 27.66
134030 ncm-et-15 2020-07-18 02:58 01:04:31 1968007 434 282 5 147 +262.39 ± 27.93
134029 ncm-et-9 2020-07-18 02:58 01:05:07 1967089 433 266 8 159 +238.58 ± 26.85
134028 ncm-et-13 2020-07-18 02:56 01:07:14 1964301 436 266 8 162 +236.38 ± 26.58
134027 ncm-et-4 2020-07-18 01:46 01:15:28 1972813 500 307 8 185 +239.74 ± 24.83
134026 ncm-et-10 2020-07-18 01:45 01:16:42 1954499 500 322 9 169 +255.3 ± 26.13
134025 ncm-et-9 2020-07-18 01:42 01:14:44 1960309 500 325 4 171 +264.6 ± 25.79
134024 ncm-et-3 2020-07-18 01:41 01:17:29 1957252 500 309 7 184 +243.0 ± 24.87
134023 ncm-et-15 2020-07-18 01:40 01:17:15 1965690 500 310 9 181 +241.91 ± 25.17
134022 ncm-et-13 2020-07-18 01:40 01:15:02 1962302 500 308 9 183 +239.74 ± 25.01
134021 ncm-et-4 2020-07-18 00:30 01:15:16 1961535 500 305 5 190 +240.82 ± 24.35
134020 ncm-et-10 2020-07-18 00:27 01:17:19 1956635 500 332 8 160 +268.17 ± 26.89
134019 ncm-et-3 2020-07-18 00:25 01:15:18 1961079 500 309 2 189 +248.53 ± 24.28
134018 ncm-et-9 2020-07-18 00:25 01:15:58 1973430 500 330 9 161 +264.6 ± 26.83
134017 ncm-et-13 2020-07-18 00:23 01:14:59 1960001 500 297 8 195 +229.12 ± 24.1
134016 ncm-et-15 2020-07-18 00:23 01:16:04 1964456 500 306 4 190 +243.0 ± 24.3
134015 ncm-et-10 2020-07-17 23:10 01:15:38 1962314 500 330 5 165 +269.37 ± 26.35
134014 ncm-et-4 2020-07-17 23:09 01:19:22 1944748 500 308 10 182 +238.66 ± 25.12
134013 ncm-et-9 2020-07-17 23:08 01:16:07 1964305 500 331 3 166 +273.0 ± 26.17
134012 ncm-et-13 2020-07-17 23:07 01:15:19 1964301 500 331 5 164 +270.57 ± 26.44
134011 ncm-et-3 2020-07-17 23:07 01:16:52 1961535 500 317 2 181 +257.59 ± 24.89
134010 ncm-et-15 2020-07-17 23:05 01:16:18 1967387 500 319 6 175 +255.3 ± 25.54
134009 ncm-et-10 2020-07-17 21:52 01:17:19 1960156 500 327 5 168 +265.78 ± 26.09
134008 ncm-et-4 2020-07-17 21:51 01:16:40 1973584 500 315 1 184 +256.44 ± 24.6
134007 ncm-et-9 2020-07-17 21:50 01:16:16 1960922 500 320 5 175 +257.59 ± 25.5
134006 ncm-et-13 2020-07-17 21:50 01:15:38 1960308 500 304 15 181 +229.12 ± 25.3
134005 ncm-et-3 2020-07-17 21:50 01:15:49 1966922 500 314 9 177 +246.3 ± 25.48
134004 ncm-et-15 2020-07-17 21:49 01:15:47 1968779 500 317 7 176 +251.89 ± 25.5
134003 ncm-et-10 2020-07-17 20:36 01:15:14 1964003 500 330 7 163 +266.97 ± 26.6
134002 ncm-et-4 2020-07-17 20:35 01:15:25 1968469 500 324 4 172 +263.42 ± 25.71
134001 ncm-et-3 2020-07-17 20:33 01:15:35 1963995 500 333 7 160 +270.57 ± 26.87
134000 ncm-et-15 2020-07-17 20:33 01:14:34 1966315 500 315 5 180 +251.89 ± 25.1
133999 ncm-et-9 2020-07-17 20:33 01:16:31 1963689 500 312 7 181 +246.3 ± 25.1
133998 ncm-et-13 2020-07-17 20:33 01:16:43 1959236 500 313 4 183 +250.77 ± 24.83
133997 ncm-et-3 2020-07-17 19:17 01:15:24 1963381 500 294 12 194 +221.9 ± 24.29
133996 ncm-et-15 2020-07-17 19:17 01:14:55 1970801 500 322 9 169 +255.3 ± 26.13
133995 ncm-et-10 2020-07-17 19:17 01:17:56 1958469 500 313 4 183 +250.77 ± 24.83
133994 ncm-et-4 2020-07-17 19:17 01:17:22 1969415 500 319 10 171 +250.77 ± 25.99
133993 ncm-et-9 2020-07-17 19:16 01:15:27 1968949 500 311 11 178 +240.82 ± 25.45

Commit

Commit ID d89730d5c8dcf10eb9e1d91a81f903d9fc3c949a
Author Vizvezdenec
Date 2020-07-17 18:28:44 UTC
Do not overwrite valuable TT data after probcut. This patch allows an engine to write probcut data only in case the probcut search depth is greater than transposition table depth. passed STC https://tests.stockfishchess.org/tests/view/5f0b52e959f6f035328949a6 LLR: 2.97 (-2.94,2.94) {-0.50,1.50} Total: 52544 W: 10145 L: 9880 D: 32519 Ptnml(0-2): 853, 6097, 12121, 6334, 867 passed LTC https://tests.stockfishchess.org/tests/view/5f0bd94c59f6f035328949f3 LLR: 2.93 (-2.94,2.94) {0.25,1.75} Total: 49576 W: 6164 L: 5863 D: 37549 Ptnml(0-2): 297, 4371, 15218, 4538, 364 closes https://github.com/official-stockfish/Stockfish/pull/2815 bench 4578298
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