Dev Builds » 20170818-0902

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 07:13:26 2005848 2910 996 110 1804 +109.25 +/- 7.46
ncm-et-4 07:13:38 2004430 2954 1059 108 1787 +115.98 +/- 7.55
ncm-et-5 03:03:52 2023337 1257 444 43 770 +114.84 +/- 11.43
ncm-et-6 03:04:11 2025245 1241 465 46 730 +122.09 +/- 11.91
ncm-et-7 03:04:08 2008029 1232 448 45 739 +117.99 +/- 11.77
ncm-et-8 03:03:31 1987671 1251 464 53 734 +118.54 +/- 11.93
ncm-et-9 07:13:29 2003919 2948 1014 94 1840 +112.17 +/- 7.33
ncm-et-10 07:13:22 1985404 2903 1037 104 1762 +115.76 +/- 7.59
ncm-et-13 04:09:49 1959804 1652 591 56 1005 +116.72 +/- 10.03
ncm-et-15 04:09:44 1968663 1652 570 63 1019 +110.18 +/- 9.95
20000 7088 722 12190 +114.57 +/- 2.88

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
56103 ncm-et-10 2018-10-02 11:40 00:22:30 1984204 150 45 8 97 +87.51 +/- 32.13
56102 ncm-et-15 2018-10-02 11:39 00:23:27 1979191 152 48 6 98 +98.56 +/- 31.69
56101 ncm-et-13 2018-10-02 11:39 00:23:48 1941474 152 48 6 98 +98.56 +/- 31.69
56100 ncm-et-3 2018-10-02 11:38 00:24:10 1993356 160 54 7 99 +105.16 +/- 32.11
56099 ncm-et-9 2018-10-02 11:35 00:27:26 1990666 186 69 6 111 +122.52 +/- 30.4
56098 ncm-et-4 2018-10-02 11:33 00:29:27 1988927 200 69 5 126 +115.23 +/- 27.83
56097 ncm-et-10 2018-10-02 10:23 01:15:48 1934867 500 181 12 307 +122.24 +/- 17.94
56096 ncm-et-3 2018-10-02 10:23 01:14:36 1988139 500 163 21 316 +101.46 +/- 17.78
56095 ncm-et-13 2018-10-02 10:21 01:16:54 1944144 500 183 25 292 +113.68 +/- 19.05
56094 ncm-et-15 2018-10-02 10:20 01:18:07 1934257 500 161 19 320 +101.46 +/- 17.53
56093 ncm-et-9 2018-10-02 10:19 01:15:04 1987981 500 170 22 308 +106.01 +/- 18.19
56092 ncm-et-4 2018-10-02 10:18 01:13:43 1990191 500 177 17 306 +115.23 +/- 18.15
56091 ncm-et-10 2018-10-02 09:08 01:14:21 1981852 500 180 21 299 +114.45 +/- 18.61
56090 ncm-et-3 2018-10-02 09:05 01:16:52 1989717 500 180 18 302 +116.78 +/- 18.38
56089 ncm-et-13 2018-10-02 09:05 01:15:04 1987509 500 189 15 296 +126.18 +/- 18.58
56088 ncm-et-15 2018-10-02 09:04 01:14:39 1981857 500 186 9 305 +128.55 +/- 17.93
56087 ncm-et-4 2018-10-02 09:03 01:13:45 1989243 500 172 22 306 +107.54 +/- 18.29
56086 ncm-et-9 2018-10-02 09:03 01:14:48 1986878 500 173 18 309 +111.37 +/- 18.04
56085 ncm-et-10 2018-10-02 07:50 01:16:55 1937170 500 180 14 306 +119.89 +/- 18.06
56084 ncm-et-4 2018-10-02 07:50 01:12:46 1990348 500 191 13 296 +129.35 +/- 18.52
56083 ncm-et-3 2018-10-02 07:50 01:14:06 1989401 500 169 18 313 +108.3 +/- 17.84
56082 ncm-et-15 2018-10-02 07:50 01:13:31 1979347 500 175 29 296 +104.49 +/- 18.94
56081 ncm-et-9 2018-10-02 07:50 01:12:34 1988296 500 163 12 325 +108.3 +/- 17.06
56080 ncm-et-13 2018-10-02 07:50 01:14:03 1966090 500 171 10 319 +116.0 +/- 17.29
2312 ncm-et-7 2018-02-22 10:18 00:34:30 2025245 232 79 7 146 +111.5 +/- 25.98
2311 ncm-et-6 2018-02-22 10:16 00:36:19 2024263 241 94 13 134 +121.49 +/- 28.54
2310 ncm-et-10 2018-02-22 10:16 00:36:23 2018884 253 84 10 159 +104.68 +/- 25.09
2309 ncm-et-3 2018-02-22 10:15 00:36:30 2025082 250 80 6 164 +106.01 +/- 23.95
2308 ncm-et-8 2018-02-22 10:15 00:36:56 1974243 251 100 13 138 +125.63 +/- 28.15
2307 ncm-et-5 2018-02-22 10:15 00:37:15 2021977 257 90 8 159 +114.86 +/- 25.06
2306 ncm-et-4 2018-02-22 10:15 00:37:39 2024917 254 89 11 154 +110.25 +/- 25.87
2305 ncm-et-9 2018-02-22 10:13 00:38:37 2025572 262 95 9 158 +118.43 +/- 25.42
2304 ncm-et-7 2018-02-22 09:02 01:14:09 2025409 500 180 17 303 +117.55 +/- 18.3
2303 ncm-et-10 2018-02-22 09:02 01:12:27 2020184 500 177 21 302 +112.14 +/- 18.46
2302 ncm-et-4 2018-02-22 09:01 01:12:16 2021325 500 180 19 301 +116.0 +/- 18.46
2301 ncm-et-5 2018-02-22 09:01 01:12:40 2024427 500 182 14 304 +121.46 +/- 18.16
2300 ncm-et-6 2018-02-22 09:01 01:13:56 2026227 500 179 16 305 +117.55 +/- 18.17
2299 ncm-et-3 2018-02-22 09:01 01:13:23 2028196 500 182 25 293 +112.91 +/- 19.0
2298 ncm-et-8 2018-02-22 09:00 01:13:25 2026393 500 193 20 287 +125.39 +/- 19.17
2297 ncm-et-9 2018-02-22 09:00 01:12:33 2025900 500 186 13 301 +125.39 +/- 18.27
2296 ncm-et-4 2018-02-22 07:46 01:14:02 2026063 500 181 21 298 +115.23 +/- 18.66
2295 ncm-et-9 2018-02-22 07:46 01:12:27 2022141 500 158 14 328 +102.97 +/- 16.98
2294 ncm-et-8 2018-02-22 07:46 01:13:10 1962377 500 171 20 309 +108.3 +/- 18.09
2293 ncm-et-10 2018-02-22 07:46 01:14:58 2020673 500 190 18 292 +124.6 +/- 18.87
2292 ncm-et-3 2018-02-22 07:46 01:13:49 2027046 500 168 15 317 +109.83 +/- 17.55
2291 ncm-et-7 2018-02-22 07:46 01:15:29 1973435 500 189 21 290 +121.46 +/- 19.05
2290 ncm-et-5 2018-02-22 07:46 01:13:57 2023609 500 172 21 307 +108.3 +/- 18.22
2289 ncm-et-6 2018-02-22 07:46 01:13:56 2025245 500 192 17 291 +126.97 +/- 18.89

Commit

Commit ID 9c35b9365d75a3522cee47536419534b1de91f48
Author Marco Costalba
Date 2017-08-18 09:02:35 UTC
Clarify stats range Current update formula ensures that the possible value range is [-32 * D, 32 * D]. So we never overflow if abs(32 * D) < INT16_MAX Thanks to Joost and mstembera to clarify this. No functional change.
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