Dev Builds » 20200709-1957

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 08:26:17 1962732 3333 2145 42 1146 +258.15 +/- 9.96
ncm-et-4 08:26:06 1967968 3346 2097 49 1200 +247.45 +/- 9.73
ncm-et-9 08:26:20 1966056 3336 2116 56 1164 +250.49 +/- 9.9
ncm-et-10 08:26:08 1959622 3303 2088 44 1171 +251.23 +/- 9.84
ncm-et-13 08:26:21 1962940 3329 2120 42 1167 +254.28 +/- 9.86
ncm-et-15 08:26:23 1963330 3353 2141 46 1166 +254.62 +/- 9.88
20000 12707 279 7014 +252.68 +/- 4.02

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
133823 ncm-et-10 2020-07-11 00:40 00:46:05 1960927 303 191 4 108 +250.3 +/- 32.59
133822 ncm-et-3 2020-07-11 00:36 00:50:48 1963534 333 212 5 116 +252.81 +/- 31.51
133821 ncm-et-13 2020-07-11 00:35 00:50:58 1962303 329 217 3 109 +269.64 +/- 32.46
133820 ncm-et-9 2020-07-11 00:35 00:51:30 1969400 336 225 1 110 +279.59 +/- 32.15
133819 ncm-et-4 2020-07-11 00:34 00:51:50 1967850 346 228 6 112 +264.37 +/- 32.22
133818 ncm-et-15 2020-07-11 00:34 00:52:32 1969094 353 227 5 121 +256.96 +/- 30.85
133817 ncm-et-10 2020-07-10 23:21 01:17:45 1957860 500 315 2 183 +255.3 +/- 24.73
133816 ncm-et-3 2020-07-10 23:19 01:15:46 1963532 500 327 5 168 +265.78 +/- 26.09
133815 ncm-et-9 2020-07-10 23:18 01:15:27 1961997 500 318 15 167 +244.1 +/- 26.41
133814 ncm-et-13 2020-07-10 23:18 01:16:16 1961079 500 318 6 176 +254.16 +/- 25.46
133813 ncm-et-15 2020-07-10 23:18 01:15:13 1966481 500 312 8 180 +245.2 +/- 25.21
133812 ncm-et-4 2020-07-10 23:17 01:16:48 1963383 500 299 9 192 +230.16 +/- 24.35
133811 ncm-et-10 2020-07-10 22:05 01:15:15 1964021 500 328 7 165 +264.6 +/- 26.42
133810 ncm-et-9 2020-07-10 22:02 01:15:41 1962609 500 317 4 179 +255.3 +/- 25.14
133809 ncm-et-15 2020-07-10 22:02 01:14:56 1973121 500 324 6 170 +261.07 +/- 25.96
133808 ncm-et-3 2020-07-10 22:01 01:16:27 1964609 500 314 10 176 +245.2 +/- 25.59
133807 ncm-et-13 2020-07-10 22:01 01:15:55 1964301 500 315 4 181 +253.02 +/- 24.98
133806 ncm-et-4 2020-07-10 21:59 01:16:02 1970950 500 317 6 177 +253.02 +/- 25.38
133805 ncm-et-10 2020-07-10 20:48 01:16:00 1961854 500 318 9 173 +250.77 +/- 25.8
133804 ncm-et-9 2020-07-10 20:46 01:14:22 1969399 500 311 11 178 +240.82 +/- 25.45
133803 ncm-et-13 2020-07-10 20:45 01:15:21 1961382 500 330 5 165 +269.37 +/- 26.35
133802 ncm-et-3 2020-07-10 20:44 01:15:47 1963227 500 312 6 182 +247.41 +/- 24.99
133801 ncm-et-4 2020-07-10 20:44 01:14:09 1974669 500 319 6 175 +255.3 +/- 25.54
133800 ncm-et-15 2020-07-10 20:43 01:17:07 1932853 500 320 5 175 +257.59 +/- 25.5
133799 ncm-et-10 2020-07-10 19:30 01:16:48 1959096 500 335 7 158 +273.0 +/- 27.05
133798 ncm-et-9 2020-07-10 19:29 01:15:59 1967544 500 308 8 184 +240.82 +/- 24.91
133797 ncm-et-4 2020-07-10 19:27 01:16:07 1970479 500 325 3 172 +265.78 +/- 25.66
133796 ncm-et-15 2020-07-10 19:27 01:15:28 1970052 500 327 12 161 +257.59 +/- 26.89
133795 ncm-et-13 2020-07-10 19:26 01:17:16 1962917 500 313 10 177 +244.1 +/- 25.51
133794 ncm-et-3 2020-07-10 19:26 01:17:02 1954697 500 320 9 171 +253.02 +/- 25.97
133793 ncm-et-10 2020-07-10 18:12 01:16:51 1953129 500 300 4 196 +236.51 +/- 23.87
133792 ncm-et-13 2020-07-10 18:11 01:14:46 1963994 500 300 10 190 +230.16 +/- 24.52
133791 ncm-et-9 2020-07-10 18:10 01:17:40 1963713 500 310 6 184 +245.2 +/- 24.83
133790 ncm-et-4 2020-07-10 18:10 01:15:46 1963842 500 311 10 179 +241.91 +/- 25.35
133789 ncm-et-3 2020-07-10 18:10 01:15:17 1964917 500 322 3 175 +262.24 +/- 25.42
133788 ncm-et-15 2020-07-10 18:10 01:15:55 1963699 500 316 6 178 +251.89 +/- 25.3
133787 ncm-et-4 2020-07-10 16:54 01:15:24 1964609 500 298 9 193 +229.12 +/- 24.27
133786 ncm-et-3 2020-07-10 16:54 01:15:10 1964610 500 338 4 158 +280.42 +/- 26.94
133785 ncm-et-9 2020-07-10 16:54 01:15:41 1967732 500 327 11 162 +258.75 +/- 26.78
133784 ncm-et-13 2020-07-10 16:54 01:15:49 1964610 500 327 4 169 +266.97 +/- 25.96
133783 ncm-et-15 2020-07-10 16:54 01:15:12 1968011 500 315 4 181 +253.02 +/- 24.98
133782 ncm-et-10 2020-07-10 16:54 01:17:24 1960471 500 301 11 188 +230.16 +/- 24.69

Commit

Commit ID 804a29c738847b7ea5f8a4bff001964bd234d332
Author FauziAkram
Date 2020-07-09 19:57:13 UTC
Connected / blocked pawns simplification There is no need to score blocked pawns at many places. The idea originated from: Rocky Tuning and testing by: Fauzi Passed STC: https://tests.stockfishchess.org/tests/view/5f04f8fd59f6f035328945d4 LLR: 2.94 (-2.94,2.94) {-1.50,0.50} Total: 6352 W: 1299 L: 1118 D: 3935 Ptnml(0-2): 89, 695, 1469, 792, 131 Passed LTC: https://tests.stockfishchess.org/tests/view/5f0527bd59f6f035328945e3 LLR: 2.94 (-2.94,2.94) {-1.50,0.50} Total: 27648 W: 3517 L: 3433 D: 20698 Ptnml(0-2): 177, 2561, 8301, 2571, 214 closes https://github.com/official-stockfish/Stockfish/pull/2799 Bench: 4734746
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