Dev Builds » 20190515-0818

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 08:37:42 1960672 3328 1990 73 1265 +228.09 +/- 9.49
ncm-et-4 08:37:50 1954456 3309 1922 75 1312 +218.95 +/- 9.3
ncm-et-9 08:37:15 1974124 3345 1981 78 1286 +224.41 +/- 9.41
ncm-et-10 08:37:48 1963812 3323 1933 78 1312 +218.97 +/- 9.3
ncm-et-13 08:37:31 1971695 3338 1907 94 1337 +211.45 +/- 9.23
ncm-et-15 08:37:40 1971366 3357 1969 56 1332 +224.9 +/- 9.19
20000 11702 454 7844 +221.09 +/- 3.8

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
82034 ncm-et-4 2019-05-19 17:21 00:47:16 1983542 309 181 7 121 +221.45 +/- 30.77
82033 ncm-et-3 2019-05-19 17:18 00:49:41 1960627 328 197 9 122 +226.61 +/- 30.81
82032 ncm-et-10 2019-05-19 17:17 00:50:43 1963702 323 199 7 117 +237.81 +/- 31.42
82031 ncm-et-13 2019-05-19 17:15 00:52:25 1975607 338 208 10 120 +233.21 +/- 31.15
82030 ncm-et-9 2019-05-19 17:15 00:52:42 1977161 345 215 9 121 +239.25 +/- 31.0
82029 ncm-et-15 2019-05-19 17:13 00:55:16 1968158 357 209 8 140 +221.4 +/- 28.58
82028 ncm-et-10 2019-05-19 16:00 01:15:47 1971033 500 286 11 203 +214.85 +/- 23.64
82027 ncm-et-3 2019-05-19 15:58 01:18:59 1926174 500 297 12 191 +224.97 +/- 24.5
82026 ncm-et-13 2019-05-19 15:57 01:16:41 1980490 500 284 16 200 +207.95 +/- 23.96
82025 ncm-et-4 2019-05-19 15:56 01:23:02 1876445 500 280 14 206 +206.01 +/- 23.52
82024 ncm-et-9 2019-05-19 15:56 01:17:18 1972963 500 309 13 178 +236.51 +/- 25.5
82023 ncm-et-15 2019-05-19 15:55 01:16:32 1979110 500 275 6 219 +208.93 +/- 22.43
82022 ncm-et-10 2019-05-19 14:41 01:18:27 1959860 500 281 11 208 +209.91 +/- 23.31
82021 ncm-et-13 2019-05-19 14:39 01:16:52 1974830 500 287 17 196 +209.91 +/- 24.25
82020 ncm-et-9 2019-05-19 14:39 01:16:46 1979354 500 272 12 216 +200.24 +/- 22.83
82019 ncm-et-3 2019-05-19 14:38 01:18:45 1959234 500 297 10 193 +227.04 +/- 24.3
82018 ncm-et-15 2019-05-19 14:37 01:16:42 1970021 500 301 6 193 +235.45 +/- 24.17
82017 ncm-et-4 2019-05-19 14:37 01:18:18 1963993 500 293 8 199 +224.97 +/- 23.82
82016 ncm-et-13 2019-05-19 13:20 01:18:01 1966615 500 290 10 200 +219.87 +/- 23.82
82015 ncm-et-9 2019-05-19 13:20 01:17:32 1969549 500 299 11 190 +228.08 +/- 24.55
82014 ncm-et-10 2019-05-19 13:20 01:20:04 1954052 500 309 10 181 +239.74 +/- 25.19
82013 ncm-et-15 2019-05-19 13:19 01:17:26 1976388 500 298 11 191 +227.04 +/- 24.48
82012 ncm-et-4 2019-05-19 13:19 01:17:21 1962151 500 280 14 206 +206.01 +/- 23.52
82011 ncm-et-3 2019-05-19 13:19 01:18:34 1966321 500 289 9 202 +219.87 +/- 23.65
82010 ncm-et-13 2019-05-19 12:02 01:17:22 1970173 500 271 18 211 +193.64 +/- 23.29
82009 ncm-et-10 2019-05-19 12:02 01:16:52 1960616 500 298 14 188 +223.94 +/- 24.76
82008 ncm-et-4 2019-05-19 12:01 01:17:06 1966151 500 314 14 172 +240.82 +/- 25.99
82007 ncm-et-9 2019-05-19 12:00 01:18:30 1969406 500 309 9 182 +240.82 +/- 25.09
82006 ncm-et-15 2019-05-19 12:00 01:17:17 1969409 500 299 6 195 +233.32 +/- 24.03
82005 ncm-et-3 2019-05-19 12:00 01:17:18 1960778 500 304 15 181 +229.12 +/- 25.3
82004 ncm-et-10 2019-05-19 10:45 01:16:04 1978650 500 278 15 207 +203.11 +/- 23.48
82003 ncm-et-15 2019-05-19 10:43 01:16:16 1964763 500 285 12 203 +212.86 +/- 23.67
82002 ncm-et-9 2019-05-19 10:43 01:16:41 1977318 500 296 11 193 +224.97 +/- 24.33
82001 ncm-et-4 2019-05-19 10:43 01:16:44 1966150 500 301 10 189 +231.21 +/- 24.59
82000 ncm-et-13 2019-05-19 10:42 01:18:40 1966615 500 286 12 202 +213.85 +/- 23.74
81999 ncm-et-3 2019-05-19 10:41 01:17:53 1965072 500 308 9 183 +239.74 +/- 25.01
81998 ncm-et-15 2019-05-19 09:24 01:18:11 1971719 500 302 7 191 +235.45 +/- 24.35
81997 ncm-et-9 2019-05-19 09:24 01:17:46 1973118 500 281 13 206 +207.95 +/- 23.5
81996 ncm-et-10 2019-05-19 09:24 01:19:51 1958775 500 282 10 208 +211.87 +/- 23.28
81995 ncm-et-3 2019-05-19 09:24 01:16:32 1986502 500 298 9 193 +229.12 +/- 24.27
81994 ncm-et-4 2019-05-19 09:24 01:18:03 1962765 500 273 8 219 +205.04 +/- 22.51
81993 ncm-et-13 2019-05-19 09:24 01:17:30 1967540 500 281 11 208 +209.91 +/- 23.31

Commit

Commit ID a8abba0b4d127f608e8e8dde4583d6389b3c2339
Author xoto10
Date 2019-05-15 08:18:49 UTC
Remove pawn count in space() calculation #2139 Simplification. Various attempts to optimise the pawn count bonus showed little effect, so remove pawn count altogether and compensate by subtracting 1 instead of 4. STC 10+0.1 th 1: LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 152244 W: 33709 L: 33847 D: 84688 http://tests.stockfishchess.org/tests/view/5cceed330ebc5925cf04170e LTC 60+0.6 th 1: LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 24100 W: 4079 L: 3964 D: 16057 http://tests.stockfishchess.org/tests/view/5cd5b6b80ebc5925cf04e889 Bench: 3648841
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