Dev Builds » 20190714-1241

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 08:33:55 1963432 3326 1978 70 1278 +226.86 +/- 9.43
ncm-et-4 08:34:15 1954992 3319 1993 70 1256 +229.84 +/- 9.52
ncm-et-9 08:34:13 1971529 3335 1940 82 1313 +218.42 +/- 9.31
ncm-et-10 08:34:01 1963602 3338 1973 61 1304 +226.42 +/- 9.31
ncm-et-13 08:34:15 1969069 3337 1989 60 1288 +229.15 +/- 9.37
ncm-et-15 08:34:24 1971032 3345 1986 73 1286 +225.95 +/- 9.4
20000 11859 416 7725 +226.08 +/- 3.83

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
89150 ncm-et-4 2019-07-16 08:25 00:48:20 1959390 319 204 6 109 +252.28 +/- 32.61
89149 ncm-et-3 2019-07-16 08:23 00:50:16 1963076 326 184 5 137 +214.39 +/- 28.6
89148 ncm-et-10 2019-07-16 08:22 00:51:49 1964764 338 191 7 140 +212.06 +/- 28.44
89147 ncm-et-9 2019-07-16 08:21 00:52:12 1973427 335 207 8 120 +237.6 +/- 31.07
89146 ncm-et-13 2019-07-16 08:20 00:52:54 1970022 337 203 3 131 +237.3 +/- 29.29
89145 ncm-et-15 2019-07-16 08:20 00:53:40 1969563 345 203 8 134 +222.52 +/- 29.25
89144 ncm-et-4 2019-07-16 07:07 01:17:01 1967935 500 313 13 174 +240.82 +/- 25.81
89143 ncm-et-3 2019-07-16 07:05 01:16:38 1964918 500 295 7 198 +228.08 +/- 23.85
89142 ncm-et-9 2019-07-16 07:04 01:16:32 1965226 500 292 9 199 +222.92 +/- 23.85
89141 ncm-et-13 2019-07-16 07:03 01:15:56 1969099 500 292 13 195 +218.86 +/- 24.24
89140 ncm-et-10 2019-07-16 07:03 01:17:09 1972235 500 290 11 199 +218.86 +/- 23.91
89139 ncm-et-15 2019-07-16 07:02 01:17:14 1966922 500 281 9 210 +211.87 +/- 23.12
89138 ncm-et-4 2019-07-16 05:50 01:15:43 1960822 500 298 7 195 +231.21 +/- 24.06
89137 ncm-et-9 2019-07-16 05:46 01:16:20 1970989 500 288 11 201 +216.85 +/- 23.78
89136 ncm-et-3 2019-07-16 05:46 01:18:28 1966152 500 294 18 188 +215.85 +/- 24.83
89135 ncm-et-10 2019-07-16 05:45 01:17:22 1968467 500 290 8 202 +221.9 +/- 23.61
89134 ncm-et-13 2019-07-16 05:44 01:18:08 1968467 500 313 7 180 +247.41 +/- 25.18
89133 ncm-et-15 2019-07-16 05:43 01:17:35 1966473 500 309 10 181 +239.74 +/- 25.19
89132 ncm-et-4 2019-07-16 04:31 01:18:12 1945728 500 284 15 201 +208.93 +/- 23.88
89131 ncm-et-3 2019-07-16 04:28 01:16:22 1960308 500 308 6 186 +243.0 +/- 24.68
89130 ncm-et-9 2019-07-16 04:28 01:17:07 1977366 500 283 12 205 +210.89 +/- 23.54
89129 ncm-et-10 2019-07-16 04:27 01:17:08 1962781 500 300 4 196 +236.51 +/- 23.87
89128 ncm-et-13 2019-07-16 04:26 01:17:07 1966304 500 305 11 184 +234.38 +/- 24.99
89127 ncm-et-15 2019-07-16 04:25 01:17:04 1971305 500 276 10 214 +206.01 +/- 22.89
89126 ncm-et-4 2019-07-16 03:11 01:18:38 1965688 500 305 9 186 +236.51 +/- 24.79
89125 ncm-et-3 2019-07-16 03:10 01:17:13 1967082 500 283 8 209 +214.85 +/- 23.15
89124 ncm-et-9 2019-07-16 03:09 01:17:51 1965244 500 306 12 182 +234.38 +/- 25.17
89123 ncm-et-15 2019-07-16 03:09 01:14:58 1974358 500 316 7 177 +250.77 +/- 25.42
89122 ncm-et-13 2019-07-16 03:08 01:16:49 1967542 500 293 7 200 +226.0 +/- 23.71
89121 ncm-et-10 2019-07-16 03:08 01:17:37 1960469 500 306 8 186 +238.66 +/- 24.75
89120 ncm-et-4 2019-07-16 01:53 01:16:47 1973268 500 287 14 199 +212.86 +/- 23.99
89119 ncm-et-3 2019-07-16 01:52 01:16:27 1965387 500 299 12 189 +227.04 +/- 24.65
89118 ncm-et-9 2019-07-16 01:51 01:16:51 1974251 500 289 12 199 +216.85 +/- 23.94
89117 ncm-et-15 2019-07-16 01:51 01:16:44 1968627 500 291 17 192 +213.85 +/- 24.53
89116 ncm-et-13 2019-07-16 01:51 01:16:31 1967540 500 307 11 182 +236.51 +/- 25.14
89115 ncm-et-10 2019-07-16 01:50 01:17:22 1956651 500 295 12 193 +222.92 +/- 24.36
89114 ncm-et-10 2019-07-16 00:33 01:15:34 1959851 500 301 11 188 +230.16 +/- 24.69
89113 ncm-et-9 2019-07-16 00:33 01:17:20 1974202 500 275 18 207 +197.4 +/- 23.54
89112 ncm-et-4 2019-07-16 00:33 01:19:34 1912115 500 302 6 192 +236.51 +/- 24.24
89111 ncm-et-3 2019-07-16 00:33 01:18:31 1957102 500 315 14 171 +241.91 +/- 26.07
89110 ncm-et-15 2019-07-16 00:33 01:17:09 1979978 500 310 12 178 +238.66 +/- 25.48
89109 ncm-et-13 2019-07-16 00:33 01:16:50 1974514 500 276 8 216 +207.95 +/- 22.7

Commit

Commit ID 0a8a3b8d9c1936c75a71d899d4bbfd6839621318
Author Michael Chaly
Date 2019-07-14 12:41:28 UTC
tviigg. (#2238) Current master code made sence when we had 2 types of bonuses for protected path to queen. But it was simplified so we have only one bonus now and code was never cleaned. This non-functional simplification removes useless defendedsquares bitboard and removes one bitboard assignment (defendedSquares &= attackedBy[Us][ALL_PIECES] + defendedSquares & blockSq becomes just attackedBy[Us][ALL_PIECES] & blockSq also we never assign defendedSquares = squaresToQueen because we don't need it). So should be small non-functional speedup. Passed simplification SPRT. http://tests.stockfishchess.org/tests/view/5d2966ef0ebc5925cf0d7659 LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 23319 W: 5152 L: 5034 D: 13133 bench 3361902
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