Dev Builds » 20121225-1031

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 06:36:44 1990484 2786 36 1959 791 -294.77 +/- 12.07
ncm-et-4 06:36:53 1991349 2775 42 1950 783 -293.0 +/- 12.15
ncm-et-7 02:37:32 2022575 1127 15 804 308 -301.39 +/- 19.4
ncm-et-9 06:37:03 1990593 2801 42 1945 814 -287.68 +/- 11.91
ncm-et-10 06:37:22 1985367 2738 43 1906 789 -288.34 +/- 12.1
ncm-et-11 02:37:16 2027538 1110 20 774 316 -287.6 +/- 19.17
ncm-et-12 02:37:27 2015995 1106 15 785 306 -298.76 +/- 19.46
ncm-et-13 06:36:41 1993923 2784 54 1923 807 -282.52 +/- 11.98
ncm-et-15 06:36:39 1992230 2773 39 1926 808 -288.38 +/- 11.95
20000 306 13972 5722 -290.21 +/- 4.49

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
114278 ncm-et-10 2020-02-03 07:05 00:22:04 1959253 153 3 113 37 -314.59 +/- 57.27
114277 ncm-et-4 2020-02-03 07:03 00:24:00 1972344 163 2 108 53 -269.55 +/- 47.03
114276 ncm-et-15 2020-02-03 07:03 00:23:52 1964917 163 1 112 50 -288.7 +/- 48.39
114275 ncm-et-13 2020-02-03 07:03 00:23:53 1966614 170 4 118 48 -282.05 +/- 49.92
114274 ncm-et-3 2020-02-03 07:02 00:24:45 1965842 173 2 123 48 -300.94 +/- 49.79
114273 ncm-et-9 2020-02-03 07:01 00:25:59 1971098 178 4 109 65 -235.39 +/- 42.35
114272 ncm-et-10 2020-02-03 05:52 01:11:52 1957711 500 4 361 135 -311.06 +/- 29.33
114271 ncm-et-3 2020-02-03 05:50 01:11:03 1964609 500 9 348 143 -286.77 +/- 28.58
114270 ncm-et-15 2020-02-03 05:50 01:11:53 1974202 500 5 351 144 -295.94 +/- 28.37
114269 ncm-et-4 2020-02-03 05:50 01:12:05 1957019 500 12 348 140 -282.94 +/- 28.93
114268 ncm-et-13 2020-02-03 05:49 01:12:13 1964918 500 7 343 150 -282.94 +/- 27.82
114267 ncm-et-9 2020-02-03 05:47 01:12:22 1968033 500 10 351 139 -289.36 +/- 29.02
114266 ncm-et-10 2020-02-03 04:39 01:11:39 1965870 500 16 338 146 -265.78 +/- 28.32
114265 ncm-et-15 2020-02-03 04:38 01:11:16 1974054 500 4 347 149 -291.97 +/- 27.81
114264 ncm-et-3 2020-02-03 04:37 01:11:58 1962764 500 7 353 140 -295.94 +/- 28.86
114263 ncm-et-4 2020-02-03 04:37 01:12:03 1972350 500 8 366 126 -312.48 +/- 30.51
114262 ncm-et-13 2020-02-03 04:36 01:12:08 1979817 500 11 346 143 -281.68 +/- 28.6
114261 ncm-et-9 2020-02-03 04:36 01:10:54 1960614 500 11 329 160 -261.07 +/- 26.96
114260 ncm-et-4 2020-02-03 03:24 01:11:14 1967710 500 5 339 156 -280.42 +/- 27.17
114259 ncm-et-13 2020-02-03 03:24 01:11:01 1969401 500 16 338 146 -265.78 +/- 28.32
114258 ncm-et-15 2020-02-03 03:24 01:12:34 1971880 500 12 337 151 -269.37 +/- 27.81
114257 ncm-et-9 2020-02-03 03:24 01:10:32 1971124 500 8 360 132 -304.07 +/- 29.78
114256 ncm-et-3 2020-02-03 03:24 01:11:52 1962149 500 10 349 141 -286.77 +/- 28.8
114255 ncm-et-10 2020-02-03 03:24 01:14:15 1959390 500 4 357 139 -305.45 +/- 28.87
41774 ncm-et-10 2018-06-18 01:10 00:12:54 2017421 85 3 58 24 -267.6 +/- 71.71
41773 ncm-et-12 2018-06-18 01:07 00:15:32 2022630 106 2 68 36 -253.39 +/- 57.53
41772 ncm-et-15 2018-06-18 01:07 00:15:28 2020838 110 0 87 23 -373.08 +/- 73.54
41771 ncm-et-11 2018-06-18 01:07 00:15:41 2029015 110 2 74 34 -272.12 +/- 59.5
41770 ncm-et-4 2018-06-18 01:06 00:16:23 2021655 112 2 86 24 -338.04 +/- 72.18
41769 ncm-et-3 2018-06-18 01:06 00:16:08 2026555 113 1 86 26 -339.8 +/- 69.02
41768 ncm-et-13 2018-06-18 01:06 00:16:50 2024754 114 2 78 34 -279.59 +/- 59.57
41767 ncm-et-9 2018-06-18 01:06 00:16:46 2026064 123 0 86 37 -300.77 +/- 56.28
41766 ncm-et-7 2018-06-18 01:04 00:18:23 2021325 127 3 89 35 -286.24 +/- 58.85
41765 ncm-et-10 2018-06-17 23:57 01:11:28 2017908 500 7 335 158 -273.0 +/- 27.05
41764 ncm-et-13 2018-06-17 23:55 01:09:22 2026390 500 4 358 138 -306.84 +/- 28.99
41763 ncm-et-11 2018-06-17 23:55 01:10:28 2026718 500 9 361 130 -304.07 +/- 30.03
41762 ncm-et-15 2018-06-17 23:55 01:10:48 2020999 500 7 337 156 -275.45 +/- 27.24
41761 ncm-et-12 2018-06-17 23:55 01:11:15 2019370 500 4 363 133 -313.91 +/- 29.56
41760 ncm-et-4 2018-06-17 23:55 01:10:47 2026227 500 9 342 149 -279.17 +/- 27.96
41759 ncm-et-9 2018-06-17 23:54 01:10:44 2013286 500 5 358 137 -305.45 +/- 29.13
41758 ncm-et-3 2018-06-17 23:54 01:11:28 2025572 500 4 348 148 -293.29 +/- 27.92
41757 ncm-et-7 2018-06-17 23:52 01:11:01 2023120 500 3 355 142 -304.07 +/- 28.5
41756 ncm-et-13 2018-06-17 22:43 01:11:14 2025572 500 10 342 148 -277.93 +/- 28.08
41755 ncm-et-11 2018-06-17 22:43 01:11:07 2026882 500 9 339 152 -275.45 +/- 27.67
41754 ncm-et-9 2018-06-17 22:43 01:09:46 2023936 500 4 352 144 -298.62 +/- 28.33
41753 ncm-et-7 2018-06-17 22:43 01:08:08 2023282 500 9 360 131 -302.7 +/- 29.91
41752 ncm-et-4 2018-06-17 22:43 01:10:21 2022140 500 4 361 135 -311.06 +/- 29.33
41751 ncm-et-15 2018-06-17 22:43 01:10:48 2018720 500 10 355 135 -294.61 +/- 29.46
41750 ncm-et-3 2018-06-17 22:43 01:09:30 2025900 500 3 352 145 -299.97 +/- 28.18
41749 ncm-et-12 2018-06-17 22:43 01:10:40 2005986 500 9 354 137 -294.61 +/- 29.22
41748 ncm-et-10 2018-06-17 22:43 01:13:10 2020022 500 6 344 150 -285.49 +/- 27.79

Commit

Commit ID 423c6d8a8a36fcc56d421caf0bbc12f53ba62c30
Author Marco Costalba
Date 2012-12-25 10:31:32 UTC
Small tweak in is_pseudo_legal() This is difficult code becuase a bug here could lead to very subtle crashes in case of SMP games where we have TT move corruption due to concurrent access. Anyhow I have fully verified te code throwing at it random moves. It shoudl work. No functional change.
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