Dev Builds » 20200416-1940

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 08:19:57 1962962 3328 2114 39 1175 +253.87 ± 9.82
ncm-et-4 08:20:01 1970272 3334 2052 53 1229 +240.6 ± 9.61
ncm-et-9 08:19:59 1967894 3342 2082 49 1211 +245.38 ± 9.68
ncm-et-10 08:19:53 1964163 3345 2101 47 1197 +248.55 ± 9.74
ncm-et-13 08:19:49 1961801 3318 2063 37 1218 +246.64 ± 9.62
ncm-et-15 08:19:45 1967968 3333 2120 40 1173 +254.19 ± 9.83
20000 12532 265 7203 +248.16 ± 3.96

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
129750 ncm-et-13 2020-04-17 14:53 00:48:32 1965534 318 206 2 110 +264.31 ± 32.16
129749 ncm-et-3 2020-04-17 14:53 00:48:45 1961535 328 212 2 114 +263.56 ± 31.57
129748 ncm-et-4 2020-04-17 14:53 00:49:00 1973431 334 196 5 133 +225.93 ± 29.16
129747 ncm-et-15 2020-04-17 14:52 00:50:01 1972191 333 213 2 118 +259.7 ± 30.99
129746 ncm-et-9 2020-04-17 14:51 00:50:29 1969866 342 220 7 115 +253.48 ± 31.79
129745 ncm-et-10 2020-04-17 14:51 00:50:50 1966326 345 205 8 132 +225.5 ± 29.5
129744 ncm-et-4 2020-04-17 13:37 01:14:24 1969716 500 325 8 167 +259.91 ± 26.28
129743 ncm-et-13 2020-04-17 13:37 01:15:02 1958317 500 318 1 181 +259.91 ± 24.83
129742 ncm-et-3 2020-04-17 13:37 01:15:04 1963225 500 315 8 177 +248.53 ± 25.45
129741 ncm-et-15 2020-04-17 13:36 01:14:58 1968169 500 318 5 177 +255.3 ± 25.34
129740 ncm-et-10 2020-04-17 13:36 01:14:09 1962459 500 332 5 163 +271.78 ± 26.53
129739 ncm-et-9 2020-04-17 13:36 01:14:37 1973743 500 306 2 192 +245.2 ± 24.06
129738 ncm-et-4 2020-04-17 12:22 01:14:28 1971563 500 304 10 186 +234.38 ± 24.81
129737 ncm-et-3 2020-04-17 12:21 01:14:50 1964149 500 306 6 188 +240.82 ± 24.53
129736 ncm-et-15 2020-04-17 12:20 01:15:00 1963074 500 311 6 183 +246.3 ± 24.91
129735 ncm-et-13 2020-04-17 12:19 01:16:33 1961841 500 312 8 180 +245.2 ± 25.21
129734 ncm-et-10 2020-04-17 12:19 01:15:45 1958937 500 319 6 175 +255.3 ± 25.54
129733 ncm-et-9 2020-04-17 12:18 01:16:40 1970188 500 312 12 176 +240.82 ± 25.63
129732 ncm-et-3 2020-04-17 11:05 01:14:42 1962610 500 331 5 164 +270.57 ± 26.44
129731 ncm-et-4 2020-04-17 11:04 01:16:48 1965076 500 299 10 191 +229.12 ± 24.45
129730 ncm-et-10 2020-04-17 11:04 01:14:11 1961569 500 318 8 174 +251.89 ± 25.69
129729 ncm-et-15 2020-04-17 11:03 01:15:23 1968317 500 306 8 186 +238.66 ± 24.75
129728 ncm-et-13 2020-04-17 11:03 01:15:29 1962302 500 313 9 178 +245.2 ± 25.4
129727 ncm-et-9 2020-04-17 11:02 01:14:39 1963073 500 308 6 186 +243.0 ± 24.68
129726 ncm-et-3 2020-04-17 09:49 01:14:56 1962609 500 328 9 163 +262.24 ± 26.65
129725 ncm-et-15 2020-04-17 09:48 01:14:08 1968779 500 349 7 144 +290.66 ± 28.43
129724 ncm-et-4 2020-04-17 09:48 01:15:18 1965873 500 313 6 181 +248.53 ± 25.07
129723 ncm-et-13 2020-04-17 09:47 01:14:44 1962302 500 306 4 190 +243.0 ± 24.3
129722 ncm-et-9 2020-04-17 09:47 01:14:17 1976538 500 320 6 174 +256.44 ± 25.62
129721 ncm-et-10 2020-04-17 09:46 01:16:10 1965996 500 298 4 198 +234.38 ± 23.73
129720 ncm-et-3 2020-04-17 08:33 01:14:58 1963687 500 316 3 181 +255.3 ± 24.94
129719 ncm-et-4 2020-04-17 08:32 01:14:57 1972352 500 312 8 180 +245.2 ± 25.21
129718 ncm-et-13 2020-04-17 08:32 01:14:27 1961995 500 301 7 192 +234.38 ± 24.28
129717 ncm-et-15 2020-04-17 08:31 01:15:42 1964150 500 310 6 184 +245.2 ± 24.83
129716 ncm-et-9 2020-04-17 08:31 01:14:31 1962002 500 316 7 177 +250.77 ± 25.42
129715 ncm-et-10 2020-04-17 08:31 01:14:27 1968621 500 325 3 172 +265.78 ± 25.66
129714 ncm-et-15 2020-04-17 07:16 01:14:33 1971100 500 313 6 181 +248.53 ± 25.07
129713 ncm-et-13 2020-04-17 07:15 01:15:02 1960316 500 307 6 187 +241.91 ± 24.61
129712 ncm-et-9 2020-04-17 07:15 01:14:46 1959848 500 300 9 191 +231.21 ± 24.42
129711 ncm-et-10 2020-04-17 07:15 01:14:21 1965234 500 304 13 183 +231.21 ± 25.11
129710 ncm-et-4 2020-04-17 07:15 01:15:06 1973894 500 303 6 191 +237.58 ± 24.31
129709 ncm-et-3 2020-04-17 07:15 01:16:42 1962919 500 306 6 188 +240.82 ± 24.53

Commit

Commit ID ecac132bca23c6dfcc697cc3cd069939bc168ed4
Author xoto10
Date 2020-04-16 19:40:06 UTC
Scale factor in opposite-color bishop endings This change varies the scale factor with the total number of pieces and pawns on the strongSide. STC : LLR: 2.94 (-2.94,2.94) {-0.50,1.50} Total: 150920 W: 28828 L: 28422 D: 93670 +0.65 Elo Ptnml(0-2): 2507, 17548, 35030, 17782, 2593 https://tests.stockfishchess.org/tests/view/5e983eb2c00499c5410f4951 LTC : LLR: 2.95 (-2.94,2.94) {0.25,1.75} Total: 69238 W: 8810 L: 8446 D: 51982 +1.58 Elo Ptnml(0-2): 451, 6276, 20879, 6484, 529 https://tests.stockfishchess.org/tests/view/5e985b27c00499c5410f4987 closes https://github.com/official-stockfish/Stockfish/pull/2637 Bench 4821332
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