Dev Builds » 20121103-1457

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 06:53:00 1990410 2934 51 2052 831 -289.36 +/- 11.8
ncm-et-4 06:53:00 1990407 2912 41 2051 820 -294.77 +/- 11.87
ncm-et-9 06:53:05 1991684 2908 41 2077 790 -301.42 +/- 12.1
ncm-et-10 06:53:04 1987326 2900 44 2071 785 -300.63 +/- 12.14
ncm-et-11 02:55:30 2024482 1255 14 906 335 -308.77 +/- 18.59
ncm-et-12 02:55:34 2020837 1250 12 916 322 -317.67 +/- 18.96
ncm-et-13 06:52:41 1992227 2912 37 2053 822 -296.15 +/- 11.84
ncm-et-15 06:53:05 1990518 2929 54 2081 794 -295.97 +/- 12.09
20000 294 14207 5499 -298.39 +/- 4.58

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
115178 ncm-et-9 2020-02-09 16:50 00:21:41 1974359 152 4 115 33 -322.87 +/- 60.69
115177 ncm-et-13 2020-02-09 16:49 00:22:36 1965845 163 1 110 52 -280.87 +/- 47.33
115176 ncm-et-10 2020-02-09 16:48 00:23:24 1961085 167 3 120 44 -301.74 +/- 52.26
115175 ncm-et-3 2020-02-09 16:48 00:23:52 1960921 168 3 120 45 -298.91 +/- 51.63
115174 ncm-et-4 2020-02-09 16:48 00:23:49 1972665 162 4 111 47 -275.76 +/- 50.45
115173 ncm-et-15 2020-02-09 16:44 00:27:03 1971892 188 2 142 44 -333.85 +/- 52.3
115172 ncm-et-9 2020-02-09 15:37 01:12:16 1969861 500 10 350 140 -288.06 +/- 28.91
115171 ncm-et-13 2020-02-09 15:36 01:11:53 1965999 500 9 329 162 -263.42 +/- 26.74
115170 ncm-et-10 2020-02-09 15:36 01:11:18 1968312 500 8 357 135 -299.97 +/- 29.44
115169 ncm-et-3 2020-02-09 15:36 01:11:04 1963378 500 15 352 133 -284.22 +/- 29.68
115168 ncm-et-4 2020-02-09 15:35 01:11:41 1967860 500 9 350 141 -289.36 +/- 28.79
115167 ncm-et-15 2020-02-09 15:34 01:09:32 1974203 500 10 369 121 -313.91 +/- 31.16
115166 ncm-et-13 2020-02-09 14:24 01:10:46 1967695 500 7 348 145 -289.36 +/- 28.32
115165 ncm-et-9 2020-02-09 14:24 01:11:36 1966486 500 8 360 132 -304.07 +/- 29.78
115164 ncm-et-10 2020-02-09 14:23 01:11:25 1958470 500 6 362 132 -309.64 +/- 29.74
115163 ncm-et-3 2020-02-09 14:23 01:11:55 1966305 500 6 357 137 -302.7 +/- 29.16
115162 ncm-et-4 2020-02-09 14:22 01:11:33 1966628 500 7 350 143 -291.97 +/- 28.53
115161 ncm-et-15 2020-02-09 14:21 01:11:28 1966156 500 11 357 132 -295.94 +/- 29.81
115160 ncm-et-3 2020-02-09 13:11 01:10:25 1965225 500 7 340 153 -279.17 +/- 27.52
115159 ncm-et-13 2020-02-09 13:11 01:11:48 1968031 500 6 363 131 -311.06 +/- 29.86
115158 ncm-et-9 2020-02-09 13:11 01:11:56 1972192 500 6 352 142 -295.94 +/- 28.61
115157 ncm-et-4 2020-02-09 13:11 01:10:19 1968158 500 11 335 154 -268.17 +/- 27.51
115156 ncm-et-10 2020-02-09 13:11 01:11:14 1964169 500 8 365 127 -311.06 +/- 30.39
115155 ncm-et-15 2020-02-09 13:11 01:09:31 1968789 500 7 347 146 -288.06 +/- 28.22
42833 ncm-et-15 2018-06-22 14:22 00:33:28 2015960 241 4 171 66 -296.57 +/- 42.36
42832 ncm-et-10 2018-06-22 14:21 00:34:11 2019696 233 4 147 82 -248.38 +/- 37.6
42831 ncm-et-12 2018-06-22 14:20 00:35:47 2019373 250 2 188 60 -333.32 +/- 44.47
42830 ncm-et-9 2018-06-22 14:19 00:36:11 2026720 256 4 195 57 -334.96 +/- 45.8
42829 ncm-et-13 2018-06-22 14:19 00:36:21 2025572 249 3 180 66 -308.83 +/- 42.32
42828 ncm-et-11 2018-06-22 14:19 00:36:26 2023283 255 3 186 66 -313.66 +/- 42.34
42827 ncm-et-4 2018-06-22 14:19 00:36:26 2002786 250 1 179 70 -309.64 +/- 40.79
42826 ncm-et-3 2018-06-22 14:18 00:37:29 2024917 266 6 189 71 -293.27 +/- 40.86
42825 ncm-et-15 2018-06-22 13:10 01:11:10 2019533 500 13 349 138 -282.94 +/- 29.14
42824 ncm-et-13 2018-06-22 13:09 01:08:49 2025735 500 3 367 130 -321.19 +/- 29.88
42823 ncm-et-10 2018-06-22 13:09 01:11:11 2019208 500 6 355 139 -299.97 +/- 28.94
42822 ncm-et-9 2018-06-22 13:08 01:09:42 2007741 500 6 348 146 -290.66 +/- 28.19
42821 ncm-et-3 2018-06-22 13:08 01:08:38 2026390 500 9 350 141 -289.36 +/- 28.79
42820 ncm-et-4 2018-06-22 13:08 01:09:57 2027703 500 4 355 141 -302.7 +/- 28.65
42819 ncm-et-12 2018-06-22 13:08 01:10:40 2022304 500 5 354 141 -299.97 +/- 28.69
42818 ncm-et-11 2018-06-22 13:08 01:10:17 2026227 500 5 355 140 -301.33 +/- 28.8
42817 ncm-et-11 2018-06-22 11:58 01:08:47 2023936 500 6 365 129 -313.91 +/- 30.1
42816 ncm-et-15 2018-06-22 11:58 01:10:53 2017096 500 7 346 147 -286.77 +/- 28.12
42815 ncm-et-12 2018-06-22 11:58 01:09:07 2020836 500 5 374 121 -328.7 +/- 31.11
42814 ncm-et-4 2018-06-22 11:58 01:09:15 2027050 500 5 371 124 -324.17 +/- 30.71
42813 ncm-et-13 2018-06-22 11:58 01:10:28 2026718 500 8 356 136 -298.62 +/- 29.32
42812 ncm-et-3 2018-06-22 11:58 01:09:37 2025735 500 5 344 151 -286.77 +/- 27.65
42811 ncm-et-10 2018-06-22 11:58 01:10:21 2020347 500 9 365 126 -309.64 +/- 30.52
42810 ncm-et-9 2018-06-22 11:58 01:09:43 2024430 500 3 357 140 -306.84 +/- 28.72

Commit

Commit ID dd5b3086f5f10819c527aa6276ca7a0c54e47900
Author Marco Costalba
Date 2012-11-03 14:57:20 UTC
Relax constrain in prevents_threat() When testing if a move blocks the threat path there is no reason to require the threat to be a slider. Indeed threat can be a double pawn push like in this example: r1bq1rk1/ppp1np1p/4n1p1/3p4/3P2Q1/2P1B3/PPBN2PP/R4RK1 w - - 0 16 Where white's move Rf6 blocks the threat f5. As a nice side effect we can retire the now useless helper piece_is_slider(). This patch kicks in only very rare cases, indeed the bench is still the same! bench: 5809010
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