Dev Builds » 20180605-0810

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 06:30:48 2001594 2570 1203 69 1298 +164.61 +/- 9.14
ncm-et-4 06:30:41 1993465 2585 1264 56 1265 +176.02 +/- 9.27
ncm-et-5 02:16:43 2021086 903 415 25 463 +160.59 +/- 15.29
ncm-et-6 02:16:47 2026392 913 432 23 458 +167.52 +/- 15.4
ncm-et-7 02:16:50 1978193 906 440 28 438 +170.48 +/- 15.89
ncm-et-9 06:30:49 2001740 2572 1240 67 1265 +171.05 +/- 9.29
ncm-et-10 06:31:04 1975471 2565 1209 86 1270 +163.13 +/- 9.31
ncm-et-11 02:16:31 2024754 901 432 26 443 +168.67 +/- 15.75
ncm-et-12 02:16:37 2019209 905 424 29 452 +162.55 +/- 15.59
ncm-et-13 06:31:04 1984913 2582 1212 75 1295 +164.22 +/- 9.18
ncm-et-15 06:30:47 1994631 2598 1269 59 1270 +175.32 +/- 9.26
20000 9540 543 9917 +168.34 +/- 3.32

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
50100 ncm-et-10 2018-08-17 05:48 00:22:16 1923414 144 78 4 62 +197.34 +/- 43.0
50099 ncm-et-9 2018-08-17 05:44 00:25:44 1988138 169 86 3 80 +186.76 +/- 37.12
50098 ncm-et-3 2018-08-17 05:44 00:25:49 1988769 162 82 10 70 +165.99 +/- 40.87
50097 ncm-et-4 2018-08-17 05:43 00:26:38 1988454 173 75 4 94 +151.52 +/- 33.58
50096 ncm-et-15 2018-08-17 05:42 00:27:20 1982954 176 87 4 85 +177.93 +/- 36.05
50095 ncm-et-13 2018-08-17 05:42 00:28:19 1945688 176 88 7 81 +172.88 +/- 37.53
50094 ncm-et-10 2018-08-17 04:30 01:16:48 1979515 500 220 19 261 +148.02 +/- 20.47
50093 ncm-et-9 2018-08-17 04:28 01:15:29 1987035 500 253 13 234 +181.7 +/- 21.78
50092 ncm-et-4 2018-08-17 04:27 01:15:15 1990032 500 255 10 235 +186.25 +/- 21.63
50091 ncm-et-3 2018-08-17 04:25 01:17:30 1988771 500 218 5 277 +158.08 +/- 19.17
50090 ncm-et-15 2018-08-17 04:25 01:16:12 1980442 500 251 14 235 +179.0 +/- 21.75
50089 ncm-et-13 2018-08-17 04:22 01:18:14 1938999 500 226 16 258 +155.54 +/- 20.54
50088 ncm-et-10 2018-08-17 03:12 01:16:22 1982321 500 246 17 237 +171.9 +/- 21.72
50087 ncm-et-4 2018-08-17 03:11 01:14:31 1990507 500 237 14 249 +166.66 +/- 20.97
50086 ncm-et-9 2018-08-17 03:11 01:15:47 1992406 500 233 12 255 +164.93 +/- 20.58
50085 ncm-et-3 2018-08-17 03:09 01:15:17 1989559 500 233 16 251 +161.49 +/- 20.92
50084 ncm-et-15 2018-08-17 03:08 01:15:51 1980129 500 233 11 256 +165.8 +/- 20.49
50083 ncm-et-13 2018-08-17 03:06 01:14:46 1988769 500 251 12 237 +180.8 +/- 21.58
50082 ncm-et-4 2018-08-17 01:52 01:17:42 1988769 500 249 7 244 +183.51 +/- 21.0
50081 ncm-et-9 2018-08-17 01:52 01:17:10 1988769 500 238 18 244 +164.07 +/- 21.35
50080 ncm-et-15 2018-08-17 01:52 01:14:47 1983735 500 240 11 249 +171.9 +/- 20.87
50079 ncm-et-3 2018-08-17 01:52 01:15:33 1990507 500 234 9 257 +168.4 +/- 20.37
50078 ncm-et-10 2018-08-17 01:52 01:18:53 1928674 500 240 18 242 +165.8 +/- 21.46
50077 ncm-et-13 2018-08-17 01:52 01:13:02 1987823 500 228 10 262 +162.35 +/- 20.14
39148 ncm-et-9 2018-06-05 20:49 01:00:15 2026885 403 200 11 192 +176.76 +/- 24.03
39147 ncm-et-11 2018-06-05 20:49 01:00:45 2025245 401 204 10 187 +183.42 +/- 24.37
39146 ncm-et-5 2018-06-05 20:49 01:00:46 2018727 403 173 14 216 +144.94 +/- 22.35
39145 ncm-et-6 2018-06-05 20:48 01:01:06 2028359 413 200 8 205 +174.95 +/- 22.98
39144 ncm-et-12 2018-06-05 20:48 01:01:01 2019374 405 186 16 203 +155.44 +/- 23.38
39143 ncm-et-13 2018-06-05 20:48 01:01:39 2024265 406 194 15 197 +164.45 +/- 23.8
39142 ncm-et-7 2018-06-05 20:48 01:01:53 1978836 406 200 14 192 +171.96 +/- 24.15
39141 ncm-et-3 2018-06-05 20:48 01:01:43 2024917 408 186 13 209 +157.24 +/- 22.86
39140 ncm-et-15 2018-06-05 20:48 01:01:47 2020510 422 200 10 212 +168.51 +/- 22.63
39139 ncm-et-4 2018-06-05 20:47 01:02:10 2022956 412 197 12 203 +167.98 +/- 23.29
39138 ncm-et-10 2018-06-05 20:47 01:02:44 2018070 421 189 18 214 +149.75 +/- 22.77
39137 ncm-et-11 2018-06-05 19:32 01:15:46 2024263 500 228 16 256 +157.24 +/- 20.65
39136 ncm-et-4 2018-06-05 19:32 01:14:25 1980077 500 251 9 240 +183.51 +/- 21.3
39135 ncm-et-9 2018-06-05 19:32 01:16:24 2027210 500 230 10 260 +164.07 +/- 20.25
39134 ncm-et-13 2018-06-05 19:32 01:15:04 2023938 500 225 15 260 +155.54 +/- 20.41
39133 ncm-et-15 2018-06-05 19:32 01:14:50 2020021 500 258 9 233 +189.92 +/- 21.71
39132 ncm-et-3 2018-06-05 19:32 01:14:56 2027046 500 250 16 234 +176.33 +/- 21.86
39131 ncm-et-5 2018-06-05 19:32 01:15:57 2023446 500 242 11 247 +173.67 +/- 20.98
39130 ncm-et-6 2018-06-05 19:32 01:15:41 2024426 500 232 15 253 +161.49 +/- 20.78
39129 ncm-et-10 2018-06-05 19:32 01:14:01 2020836 500 236 10 254 +169.27 +/- 20.57
39128 ncm-et-12 2018-06-05 19:32 01:15:36 2019045 500 238 13 249 +168.4 +/- 20.94
39127 ncm-et-7 2018-06-05 19:32 01:14:57 1977551 500 240 14 246 +169.27 +/- 21.13

Commit

Commit ID b939788f9de55051e0dd43e5943a0cde0f2be14e
Author Guenther Demetz
Date 2018-06-05 08:10:32 UTC
Remove a superfluous subtrahend The '- 1' subtrahend was introduced for guarding against null move search at root, which would be nonsense. But this is actually already guaranteed by the !PvNode condition. This followed from the discussion in pull request 1609: https://github.com/official-stockfish/Stockfish/pull/1609 No functional change
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