Dev Builds » 20140426-2225

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 06:04:39 1993254 2389 155 905 1329 -112.88 +/- 9.08
ncm-et-4 06:04:07 1983369 2373 146 892 1335 -113.05 +/- 9.03
ncm-et-5 01:48:15 1993554 716 53 268 395 -107.64 +/- 16.76
ncm-et-6 01:48:32 2024999 715 45 277 393 -116.96 +/- 16.74
ncm-et-7 01:48:27 2024837 721 41 290 390 -125.13 +/- 16.8
ncm-et-8 01:48:13 2023529 707 46 269 392 -113.46 +/- 16.75
ncm-et-9 06:04:33 1988622 2393 137 951 1305 -123.09 +/- 9.17
ncm-et-10 06:04:22 1983121 2362 137 909 1316 -117.88 +/- 9.1
ncm-et-11 01:48:10 2017261 710 45 288 377 -123.91 +/- 17.19
ncm-et-12 01:48:34 2015828 715 52 289 374 -119.68 +/- 17.35
ncm-et-13 06:04:40 1992361 2394 155 935 1304 -117.48 +/- 9.2
ncm-et-14 01:48:07 2019127 709 46 286 377 -122.44 +/- 17.2
ncm-et-15 06:04:32 1987379 2390 144 904 1342 -114.45 +/- 9.0
ncm-et-16 01:48:12 2000335 706 37 260 409 -113.63 +/- 16.14
20000 1239 7723 11038 -116.85 +/- 3.15

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
91916 ncm-et-10 2019-08-08 08:25 00:23:22 1961546 150 5 52 93 -112.65 +/- 32.86
91915 ncm-et-4 2019-08-08 08:23 00:25:20 1957448 159 9 62 88 -120.41 +/- 35.35
91914 ncm-et-3 2019-08-08 08:22 00:26:03 1974530 165 9 58 98 -106.38 +/- 32.9
91913 ncm-et-9 2019-08-08 08:22 00:26:24 1971111 175 10 61 104 -104.27 +/- 31.97
91912 ncm-et-15 2019-08-08 08:22 00:26:49 1966922 176 12 69 95 -116.72 +/- 34.33
91911 ncm-et-13 2019-08-08 08:21 00:27:31 1974206 175 11 72 92 -126.4 +/- 34.96
91910 ncm-et-10 2019-08-08 07:08 01:15:53 1971690 500 29 191 280 -116.78 +/- 19.72
91909 ncm-et-4 2019-08-08 07:05 01:17:01 1966002 500 28 195 277 -120.67 +/- 19.85
91908 ncm-et-15 2019-08-08 07:05 01:15:48 1969861 500 30 189 281 -114.45 +/- 19.69
91907 ncm-et-3 2019-08-08 07:04 01:17:04 1977473 500 31 198 271 -120.67 +/- 20.21
91906 ncm-et-9 2019-08-08 07:04 01:17:12 1974982 500 24 213 263 -138.18 +/- 20.48
91905 ncm-et-13 2019-08-08 07:03 01:16:56 1983215 500 37 200 263 -117.55 +/- 20.7
91904 ncm-et-10 2019-08-08 05:48 01:19:28 1958492 500 19 200 281 -131.74 +/- 19.45
91903 ncm-et-15 2019-08-08 05:48 01:16:10 1980285 500 27 189 284 -116.78 +/- 19.48
91902 ncm-et-4 2019-08-08 05:47 01:16:45 1962764 500 30 167 303 -97.69 +/- 18.62
91901 ncm-et-9 2019-08-08 05:47 01:15:49 1967546 500 29 197 274 -121.46 +/- 20.02
91900 ncm-et-13 2019-08-08 05:47 01:15:22 1967076 500 22 198 280 -127.76 +/- 19.57
91899 ncm-et-3 2019-08-08 05:46 01:17:06 1967077 500 37 188 275 -108.3 +/- 20.1
91898 ncm-et-4 2019-08-08 04:30 01:16:33 1974172 500 37 180 283 -102.22 +/- 19.71
91897 ncm-et-10 2019-08-08 04:29 01:17:24 1966307 500 42 180 278 -98.44 +/- 20.02
91896 ncm-et-15 2019-08-08 04:29 01:17:18 1968951 500 33 207 260 -126.18 +/- 20.79
91895 ncm-et-3 2019-08-08 04:29 01:15:55 1988974 500 39 183 278 -102.97 +/- 19.98
91894 ncm-et-13 2019-08-08 04:29 01:16:27 1979839 500 36 196 268 -115.23 +/- 20.43
91893 ncm-et-9 2019-08-08 04:29 01:16:49 1966459 500 21 208 271 -136.56 +/- 20.0
24196 ncm-et-16 2018-04-29 01:42 00:31:11 2021977 206 11 73 122 -107.91 +/- 29.47
24195 ncm-et-6 2018-04-29 01:41 00:32:09 2025244 215 13 89 113 -128.35 +/- 31.49
24194 ncm-et-8 2018-04-29 01:41 00:32:12 2022303 207 14 81 112 -116.65 +/- 31.58
24193 ncm-et-15 2018-04-29 01:41 00:32:34 2018722 214 12 78 124 -110.76 +/- 29.44
24192 ncm-et-12 2018-04-29 01:40 00:32:44 2018883 215 14 90 111 -128.35 +/- 31.91
24191 ncm-et-5 2018-04-29 01:40 00:32:41 1961045 216 18 85 113 -111.44 +/- 31.74
24190 ncm-et-10 2018-04-29 01:40 00:32:51 2020836 212 11 87 114 -130.34 +/- 31.12
24189 ncm-et-11 2018-04-29 01:40 00:32:38 2018070 210 16 81 113 -111.19 +/- 31.56
24188 ncm-et-14 2018-04-29 01:40 00:32:46 2018071 209 19 91 99 -124.79 +/- 34.27
24187 ncm-et-7 2018-04-29 01:40 00:33:10 2025410 221 10 85 126 -122.78 +/- 29.13
24186 ncm-et-4 2018-04-29 01:40 00:33:11 2016546 214 11 95 108 -144.11 +/- 32.28
24185 ncm-et-9 2018-04-29 01:40 00:33:18 2025244 218 13 85 120 -119.22 +/- 30.31
24184 ncm-et-13 2018-04-29 01:39 00:34:04 2025408 219 12 88 119 -125.79 +/- 30.44
24183 ncm-et-3 2018-04-29 01:39 00:34:11 2025735 224 14 87 123 -117.51 +/- 29.98
24182 ncm-et-13 2018-04-29 00:24 01:14:20 2024426 500 37 181 282 -102.97 +/- 19.76
24181 ncm-et-16 2018-04-29 00:24 01:17:01 1978694 500 26 187 287 -116.0 +/- 19.32
24180 ncm-et-10 2018-04-29 00:24 01:15:24 2019859 500 31 199 270 -121.46 +/- 20.26
24179 ncm-et-15 2018-04-29 00:24 01:15:53 2019534 500 30 172 298 -101.46 +/- 18.86
24178 ncm-et-9 2018-04-29 00:24 01:15:01 2026391 500 40 187 273 -105.25 +/- 20.24
24177 ncm-et-5 2018-04-29 00:24 01:15:34 2026063 500 35 183 282 -106.01 +/- 19.73
24176 ncm-et-8 2018-04-29 00:23 01:16:01 2024755 500 32 188 280 -112.14 +/- 19.78
24175 ncm-et-6 2018-04-29 00:23 01:16:23 2024754 500 32 188 280 -112.14 +/- 19.78
24174 ncm-et-3 2018-04-29 00:23 01:14:20 2025736 500 25 191 284 -119.89 +/- 19.44
24173 ncm-et-14 2018-04-29 00:23 01:15:21 2020184 500 27 195 278 -121.46 +/- 19.78
24172 ncm-et-7 2018-04-29 00:23 01:15:17 2024265 500 31 205 264 -126.18 +/- 20.56
24171 ncm-et-12 2018-04-29 00:23 01:15:50 2012774 500 38 199 263 -116.0 +/- 20.71
24170 ncm-et-11 2018-04-29 00:23 01:15:32 2016453 500 29 207 264 -129.35 +/- 20.52
24169 ncm-et-4 2018-04-29 00:23 01:15:17 2023284 500 31 193 276 -116.78 +/- 19.96

Commit

Commit ID cb4ac4221e8a178294c084670eff3fa0414135a8
Author Marco Costalba
Date 2014-04-26 22:25:47 UTC
Speed up by almost 3% This apparentely silly tweak allows to speed up the bench by almost 3%. Not clear why, repeating with perft, the speed up vanishes. Suggested by Jonathan Calovski. No functional change.
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