Dev Builds » 20140629-1917

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 06:04:10 1986952 2385 141 810 1434 -100.14 +/- 8.56
ncm-et-4 06:04:12 1961446 2353 141 843 1369 -106.91 +/- 8.84
ncm-et-5 01:48:37 2016799 703 44 255 404 -107.59 +/- 16.36
ncm-et-6 01:48:27 2024590 729 49 269 411 -108.22 +/- 16.32
ncm-et-7 01:48:38 1984242 691 49 230 412 -93.18 +/- 16.12
ncm-et-8 01:48:38 1989358 717 57 245 415 -93.28 +/- 16.23
ncm-et-9 06:03:48 1990093 2377 141 814 1422 -101.13 +/- 8.61
ncm-et-10 06:04:10 1983612 2383 151 874 1358 -108.84 +/- 8.94
ncm-et-11 01:48:32 1990936 730 45 247 438 -98.71 +/- 15.53
ncm-et-12 01:48:38 2020267 720 32 273 415 -120.96 +/- 15.97
ncm-et-13 06:03:51 1994211 2372 149 847 1376 -105.35 +/- 8.84
ncm-et-14 01:48:22 2018890 715 53 246 416 -96.17 +/- 16.16
ncm-et-15 06:04:19 1987392 2399 142 822 1435 -101.25 +/- 8.57
ncm-et-16 01:48:45 1997106 726 50 274 402 -110.81 +/- 16.57
20000 1244 7049 11707 -103.83 +/- 3.02

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
88268 ncm-et-4 2019-07-08 22:00 00:23:10 1972712 146 10 66 70 -140.44 +/- 40.65
88267 ncm-et-9 2019-07-08 21:59 00:24:19 1969864 156 7 65 84 -135.68 +/- 36.16
88266 ncm-et-13 2019-07-08 21:58 00:25:17 2000356 164 10 51 103 -88.74 +/- 31.66
88265 ncm-et-3 2019-07-08 21:56 00:27:18 1962917 176 12 50 114 -76.21 +/- 29.85
88264 ncm-et-10 2019-07-08 21:56 00:27:31 1956484 176 15 66 95 -103.65 +/- 34.51
88263 ncm-et-15 2019-07-08 21:56 00:27:30 1971125 182 5 55 122 -97.97 +/- 27.6
88262 ncm-et-4 2019-07-08 20:44 01:15:32 1963076 500 28 174 298 -104.49 +/- 18.82
88261 ncm-et-9 2019-07-08 20:40 01:17:20 1970184 500 38 163 299 -88.74 +/- 18.95
88260 ncm-et-3 2019-07-08 20:39 01:15:57 1970377 500 29 165 306 -96.94 +/- 18.45
88259 ncm-et-13 2019-07-08 20:39 01:17:59 1970489 500 28 180 292 -109.07 +/- 19.11
88258 ncm-et-10 2019-07-08 20:39 01:15:50 1972577 500 29 183 288 -110.6 +/- 19.33
88257 ncm-et-15 2019-07-08 20:38 01:16:20 1971411 500 23 185 292 -116.78 +/- 19.0
88256 ncm-et-4 2019-07-08 19:24 01:18:17 1971639 500 30 168 302 -98.44 +/- 18.66
88255 ncm-et-9 2019-07-08 19:23 01:16:31 1972200 500 26 160 314 -95.44 +/- 18.0
88254 ncm-et-13 2019-07-08 19:22 01:15:51 1973133 500 33 182 285 -106.78 +/- 19.55
88253 ncm-et-3 2019-07-08 19:22 01:16:09 1970958 500 40 177 283 -97.69 +/- 19.75
88252 ncm-et-15 2019-07-08 19:22 01:15:30 1971577 500 35 163 302 -90.97 +/- 18.76
88251 ncm-et-10 2019-07-08 19:21 01:16:31 1970014 500 32 186 282 -110.6 +/- 19.68
88250 ncm-et-13 2019-07-08 18:05 01:16:03 1973744 500 31 173 296 -101.46 +/- 18.98
88249 ncm-et-9 2019-07-08 18:05 01:16:54 1977330 500 30 175 295 -103.73 +/- 19.01
88248 ncm-et-10 2019-07-08 18:05 01:15:41 1964016 500 36 182 282 -104.49 +/- 19.74
88247 ncm-et-3 2019-07-08 18:05 01:16:10 1963535 500 25 176 299 -108.3 +/- 18.7
88246 ncm-et-4 2019-07-08 18:05 01:18:37 1893249 500 27 184 289 -112.91 +/- 19.24
88245 ncm-et-15 2019-07-08 18:05 01:16:12 1973610 500 32 178 290 -104.49 +/- 19.29
22348 ncm-et-7 2018-04-24 00:18 00:28:41 2021977 191 10 65 116 -102.96 +/- 30.0
22347 ncm-et-5 2018-04-24 00:16 00:31:10 2021815 203 11 73 119 -109.61 +/- 29.94
22346 ncm-et-10 2018-04-24 00:15 00:31:56 2018720 207 13 72 122 -101.85 +/- 29.66
22345 ncm-et-4 2018-04-24 00:15 00:32:02 1997930 207 15 82 110 -116.65 +/- 32.01
22344 ncm-et-13 2018-04-24 00:15 00:32:22 2023446 208 13 81 114 -117.91 +/- 31.16
22343 ncm-et-3 2018-04-24 00:15 00:32:25 2025735 209 8 66 135 -99.01 +/- 26.93
22342 ncm-et-14 2018-04-24 00:14 00:32:16 2015638 215 16 76 123 -99.6 +/- 29.89
22341 ncm-et-9 2018-04-24 00:14 00:32:51 2024919 221 12 77 132 -105.3 +/- 28.28
22340 ncm-et-12 2018-04-24 00:14 00:33:07 2019696 220 16 87 117 -116.28 +/- 31.03
22339 ncm-et-15 2018-04-24 00:14 00:33:24 2019697 217 12 90 115 -130.72 +/- 31.11
22338 ncm-et-6 2018-04-24 00:13 00:33:20 2024263 229 16 77 136 -94.84 +/- 28.12
22337 ncm-et-16 2018-04-24 00:13 00:33:55 1973866 226 20 83 123 -99.48 +/- 30.29
22336 ncm-et-8 2018-04-24 00:13 00:34:09 1956088 217 14 83 120 -114.44 +/- 30.35
22335 ncm-et-11 2018-04-24 00:12 00:34:35 1963802 230 17 76 137 -91.16 +/- 28.04
22334 ncm-et-14 2018-04-23 22:57 01:16:06 2022143 500 37 170 293 -94.7 +/- 19.22
22333 ncm-et-11 2018-04-23 22:57 01:13:57 2018070 500 28 171 301 -102.22 +/- 18.67
22332 ncm-et-4 2018-04-23 22:57 01:16:34 1970073 500 31 169 300 -98.44 +/- 18.78
22331 ncm-et-10 2018-04-23 22:57 01:16:41 2019862 500 26 185 289 -114.45 +/- 19.22
22330 ncm-et-8 2018-04-23 22:57 01:14:29 2022629 500 43 162 295 -84.31 +/- 19.21
22329 ncm-et-13 2018-04-23 22:57 01:16:19 2024099 500 34 180 286 -104.49 +/- 19.52
22328 ncm-et-3 2018-04-23 22:57 01:16:11 2028195 500 27 176 297 -106.78 +/- 18.85
22327 ncm-et-5 2018-04-23 22:57 01:17:27 2011784 500 33 182 285 -106.78 +/- 19.55
22326 ncm-et-12 2018-04-23 22:57 01:15:31 2020838 500 16 186 298 -123.02 +/- 18.52
22325 ncm-et-6 2018-04-23 22:57 01:15:07 2024917 500 33 192 275 -114.45 +/- 20.04
22324 ncm-et-7 2018-04-23 22:57 01:19:57 1946507 500 39 165 296 -89.48 +/- 19.11
22323 ncm-et-16 2018-04-23 22:57 01:14:50 2020347 500 30 191 279 -116.0 +/- 19.79
22322 ncm-et-9 2018-04-23 22:57 01:15:53 2026063 500 28 174 298 -104.49 +/- 18.82
22321 ncm-et-15 2018-04-23 22:57 01:15:23 2016934 500 35 151 314 -82.1 +/- 18.17

Commit

Commit ID ffedfa33542a7de7d87fd545ea0a4b2fef8f8c6e
Author joergoster
Date 2014-06-29 19:17:40 UTC
Fix Singular extension condition to handle mate scores With Eelco's patch "Don't special case for abs(beta) >= VALUE_MATE_IN_MAX_PLY" condition "abs(ttValue) < VALUE_KNOWN_WIN" has been removed from singular extension search, and condition "abs(beta) < VALUE_KNOWN_WIN" was added to the SingularExtensionNode definition. This might lead to problems, especially in positions, where a mate is due. For example, this position 5rk1/4K1pp/8/5PPP/8/8/8/1R6 w - - 12 1 triggers an assert. stockfish: search.cpp:434: Value {anonymous}::search(Position&, Search::Stack*, Value, Value, Depth, bool) [with {anonymous}::NodeType NT = (<unnamed>::NodeType)2u; bool SpNode = false]: Assertion `-VALUE_INFINITE <= alpha && alpha < beta && beta <= VALUE_INFINITE' failed. So let's re-insert the removed condition. First spotted by Uri Blass, fix by me. Bench: 8759675
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