Dev Builds » 20150202-2000

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 05:59:54 1992405 2374 165 626 1583 -68.34 +/- 7.9
ncm-et-4 05:59:09 1980872 2361 184 603 1574 -62.32 +/- 7.95
ncm-et-5 01:46:30 2023855 715 52 146 517 -45.94 +/- 13.21
ncm-et-6 01:46:21 2026555 716 52 175 489 -60.28 +/- 14.07
ncm-et-7 01:46:38 2004899 717 53 203 461 -73.77 +/- 14.9
ncm-et-8 01:46:40 1999885 713 52 187 474 -66.59 +/- 14.48
ncm-et-9 05:59:43 1990373 2373 189 575 1609 -57.02 +/- 7.81
ncm-et-10 05:59:59 1983599 2413 193 600 1620 -59.17 +/- 7.82
ncm-et-11 01:46:26 2007042 699 49 169 481 -60.24 +/- 14.11
ncm-et-12 01:46:32 1997284 695 56 170 469 -57.51 +/- 14.51
ncm-et-13 05:59:50 1990153 2393 187 599 1607 -60.42 +/- 7.84
ncm-et-14 01:46:26 2019046 710 36 209 465 -86.39 +/- 14.53
ncm-et-15 05:59:47 1987754 2408 183 638 1587 -66.45 +/- 7.95
ncm-et-16 01:46:27 2020348 713 53 196 464 -70.64 +/- 14.78
20000 1504 5096 13400 -63.08 +/- 2.72

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
79964 ncm-et-4 2019-05-02 15:03 00:21:28 1972314 139 16 36 87 -50.34 +/- 35.19
79963 ncm-et-9 2019-05-02 15:00 00:23:51 1968488 153 13 40 100 -61.96 +/- 32.0
79962 ncm-et-3 2019-05-02 14:58 00:26:04 1964147 172 14 42 116 -57.07 +/- 29.24
79961 ncm-et-10 2019-05-02 14:58 00:26:34 1965842 178 11 42 125 -61.13 +/- 27.28
79960 ncm-et-15 2019-05-02 14:58 00:26:42 1972982 175 11 42 122 -62.2 +/- 27.75
79959 ncm-et-13 2019-05-02 14:56 00:28:03 1970798 183 18 46 119 -53.58 +/- 29.52
79958 ncm-et-4 2019-05-02 13:42 01:19:17 1943133 500 32 134 334 -71.89 +/- 17.14
79957 ncm-et-9 2019-05-02 13:42 01:17:06 1971883 500 54 115 331 -42.6 +/- 17.59
79956 ncm-et-13 2019-05-02 13:41 01:13:50 1983518 500 38 116 346 -54.65 +/- 16.64
79955 ncm-et-3 2019-05-02 13:41 01:15:54 1987457 500 39 131 330 -64.66 +/- 17.46
79954 ncm-et-15 2019-05-02 13:40 01:16:17 1973271 500 35 147 318 -79.17 +/- 17.98
79953 ncm-et-10 2019-05-02 13:40 01:16:23 1969297 500 46 116 338 -48.96 +/- 17.15
79952 ncm-et-4 2019-05-02 12:27 01:14:18 1967101 500 38 128 334 -63.23 +/- 17.24
79951 ncm-et-9 2019-05-02 12:26 01:15:23 1967281 500 32 147 321 -81.37 +/- 17.78
79950 ncm-et-15 2019-05-02 12:25 01:14:21 1968801 500 49 120 331 -49.67 +/- 17.54
79949 ncm-et-3 2019-05-02 12:25 01:15:33 1964767 500 39 151 310 -79.17 +/- 18.43
79948 ncm-et-13 2019-05-02 12:24 01:15:49 1968947 500 44 132 324 -61.79 +/- 17.82
79947 ncm-et-10 2019-05-02 12:24 01:15:01 1962656 500 36 120 344 -58.93 +/- 16.71
79946 ncm-et-4 2019-05-02 11:08 01:17:46 1964455 500 42 122 336 -56.07 +/- 17.2
79945 ncm-et-9 2019-05-02 11:08 01:16:47 1983771 500 38 115 347 -53.93 +/- 16.59
79944 ncm-et-13 2019-05-02 11:08 01:15:36 1968314 500 32 119 349 -61.08 +/- 16.38
79943 ncm-et-15 2019-05-02 11:08 01:16:04 1974517 500 39 144 317 -74.06 +/- 18.09
79942 ncm-et-3 2019-05-02 11:08 01:15:51 1987890 500 36 119 345 -58.21 +/- 16.66
79941 ncm-et-10 2019-05-02 11:08 01:15:22 1973432 500 45 130 325 -59.64 +/- 17.79
17284 ncm-et-11 2018-04-09 22:30 00:29:10 2017583 199 16 42 141 -45.65 +/- 25.77
17283 ncm-et-12 2018-04-09 22:29 00:29:48 2016287 195 16 48 131 -57.54 +/- 27.57
17282 ncm-et-3 2018-04-09 22:28 00:31:26 2027702 202 12 50 140 -66.15 +/- 25.94
17281 ncm-et-13 2018-04-09 22:28 00:31:35 2025081 210 19 47 144 -46.6 +/- 26.1
17280 ncm-et-5 2018-04-09 22:28 00:31:32 2024263 215 16 45 154 -47.15 +/- 24.42
17279 ncm-et-8 2018-04-09 22:28 00:31:39 2023282 213 8 63 142 -91.79 +/- 25.87
17278 ncm-et-4 2018-04-09 22:27 00:32:13 2025244 222 13 57 152 -69.78 +/- 25.04
17277 ncm-et-7 2018-04-09 22:27 00:32:21 2024427 217 14 64 139 -81.52 +/- 27.08
17276 ncm-et-9 2018-04-09 22:26 00:32:41 2025082 220 14 49 157 -55.75 +/- 24.11
17275 ncm-et-16 2018-04-09 22:26 00:32:39 2021325 213 17 56 140 -64.34 +/- 26.9
17274 ncm-et-14 2018-04-09 22:26 00:32:43 2018233 210 8 70 132 -105.72 +/- 27.52
17273 ncm-et-6 2018-04-09 22:26 00:32:57 2026226 216 23 65 128 -68.43 +/- 29.35
17272 ncm-et-10 2018-04-09 22:25 00:34:28 2011486 235 18 67 150 -73.52 +/- 26.25
17271 ncm-et-15 2018-04-09 22:24 00:34:50 2017260 233 14 64 155 -75.73 +/- 25.18
17270 ncm-et-4 2018-04-09 21:12 01:14:07 2012987 500 43 126 331 -58.21 +/- 17.46
17269 ncm-et-6 2018-04-09 21:12 01:13:24 2026884 500 29 110 361 -56.78 +/- 15.7
17268 ncm-et-11 2018-04-09 21:12 01:17:16 1996501 500 33 127 340 -66.1 +/- 16.86
17267 ncm-et-13 2018-04-09 21:12 01:14:57 2024263 500 36 139 325 -72.61 +/- 17.65
17266 ncm-et-14 2018-04-09 21:12 01:13:43 2019859 500 28 139 333 -78.44 +/- 17.11
17265 ncm-et-16 2018-04-09 21:12 01:13:48 2019372 500 36 140 324 -73.34 +/- 17.7
17264 ncm-et-12 2018-04-09 21:12 01:16:44 1978282 500 40 122 338 -57.5 +/- 17.07
17263 ncm-et-5 2018-04-09 21:12 01:14:58 2023447 500 36 101 363 -45.42 +/- 15.72
17262 ncm-et-7 2018-04-09 21:12 01:14:17 1985372 500 39 139 322 -70.44 +/- 17.85
17261 ncm-et-15 2018-04-09 21:12 01:11:33 2019696 500 35 121 344 -60.36 +/- 16.69
17260 ncm-et-8 2018-04-09 21:12 01:15:01 1976489 500 44 124 332 -56.07 +/- 17.43
17259 ncm-et-3 2018-04-09 21:12 01:15:06 2022470 500 25 133 342 -76.25 +/- 16.59
17258 ncm-et-9 2018-04-09 21:12 01:13:55 2025735 500 38 109 353 -49.67 +/- 16.28
17257 ncm-et-10 2018-04-09 21:11 01:12:11 2018883 500 37 125 338 -61.79 +/- 17.03

Commit

Commit ID ddccb5355cabb7d1a9bf2c0fe3c51b3da0234260
Author NicklasPersson
Date 2015-02-02 20:00:52 UTC
Improved King Safety values From an SPSA-session on king safety. STC: ELO: 3.21 +-2.1 (95%) LOS: 99.8% Total: 40000 W: 8181 L: 7812 D: 24007 LTC: LLR: 2.95 (-2.94,2.94) [0.00,4.00] Total: 47765 W: 8091 L: 7785 D: 31889 Bench: 8589262 Resolves #241
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