Dev Builds » 20130330-2126

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 06:04:58 1980879 2482 64 1658 760 -264.73 +/- 12.35
ncm-et-4 06:04:21 1982070 2493 72 1606 815 -249.27 +/- 11.92
ncm-et-5 01:59:39 2023854 841 13 553 275 -264.65 +/- 20.45
ncm-et-6 01:59:22 2025572 822 12 556 254 -276.56 +/- 21.32
ncm-et-7 01:59:01 2011934 829 17 554 258 -268.03 +/- 21.2
ncm-et-9 06:04:13 1986518 2511 54 1634 823 -257.15 +/- 11.84
ncm-et-10 06:04:06 1983196 2505 58 1622 825 -254.36 +/- 11.83
ncm-et-11 01:59:19 2023940 822 32 561 229 -265.52 +/- 22.54
ncm-et-12 01:59:32 1984199 832 13 543 276 -261.67 +/- 20.41
ncm-et-13 06:04:43 1988979 2503 54 1646 803 -261.09 +/- 11.99
ncm-et-15 06:04:52 1986277 2523 53 1661 809 -261.85 +/- 11.94
ncm-et-16 01:59:13 1979100 837 21 570 246 -272.95 +/- 21.76
20000 463 13164 6373 -260.52 +/- 4.26

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
109481 ncm-et-3 2019-12-29 02:12 00:22:32 1964763 147 6 92 49 -232.81 +/- 49.3
109480 ncm-et-9 2019-12-29 02:11 00:23:49 1966316 164 7 111 46 -259.99 +/- 50.9
109479 ncm-et-10 2019-12-29 02:10 00:24:21 1968787 160 1 110 49 -288.87 +/- 48.9
109478 ncm-et-4 2019-12-29 02:10 00:24:25 1966621 169 4 107 58 -246.01 +/- 45.05
109477 ncm-et-13 2019-12-29 02:09 00:25:42 1964763 173 3 95 75 -205.9 +/- 38.74
109476 ncm-et-15 2019-12-29 02:07 00:27:58 1969879 187 8 119 60 -237.36 +/- 44.45
109475 ncm-et-10 2019-12-29 00:57 01:12:06 1961082 500 12 334 154 -265.78 +/- 27.53
109474 ncm-et-9 2019-12-29 00:56 01:13:37 1965689 500 13 309 178 -236.51 +/- 25.5
109473 ncm-et-3 2019-12-29 00:56 01:15:19 1958624 500 10 337 153 -271.78 +/- 27.59
109472 ncm-et-4 2019-12-29 00:56 01:13:33 1970479 500 19 315 166 -236.51 +/- 26.53
109471 ncm-et-13 2019-12-29 00:54 01:13:41 1978256 500 12 328 160 -258.75 +/- 26.98
109470 ncm-et-15 2019-12-29 00:53 01:12:55 1963232 500 15 319 166 -245.2 +/- 26.5
109469 ncm-et-10 2019-12-28 23:43 01:13:02 1971098 500 13 328 159 -257.59 +/- 27.08
109468 ncm-et-9 2019-12-28 23:43 01:12:21 1969704 500 16 327 157 -253.02 +/- 27.29
109467 ncm-et-4 2019-12-28 23:42 01:12:49 1964153 500 16 316 168 -240.82 +/- 26.34
109466 ncm-et-13 2019-12-28 23:41 01:11:48 1965844 500 12 344 144 -277.93 +/- 28.51
109465 ncm-et-3 2019-12-28 23:41 01:14:11 1948947 500 9 319 172 -251.89 +/- 25.88
109464 ncm-et-15 2019-12-28 23:39 01:12:28 1971117 500 11 332 157 -264.6 +/- 27.23
109463 ncm-et-10 2019-12-28 22:27 01:15:28 1954908 500 17 307 176 -230.16 +/- 25.71
109462 ncm-et-9 2019-12-28 22:26 01:15:17 1967241 500 6 325 169 -262.24 +/- 26.04
109461 ncm-et-4 2019-12-28 22:26 01:14:21 1950044 500 13 327 160 -256.44 +/- 26.99
109460 ncm-et-13 2019-12-28 22:26 01:13:52 1974525 500 13 324 163 -253.02 +/- 26.73
109459 ncm-et-3 2019-12-28 22:26 01:13:15 1962610 500 16 332 152 -258.75 +/- 27.74
109458 ncm-et-15 2019-12-28 22:26 01:12:03 1974528 500 8 331 161 -266.97 +/- 26.8
38280 ncm-et-13 2018-06-02 16:58 00:46:37 2024755 330 5 212 113 -256.03 +/- 31.96
38279 ncm-et-16 2018-06-02 16:58 00:46:45 1985445 337 5 223 109 -267.5 +/- 32.62
38278 ncm-et-11 2018-06-02 16:58 00:47:12 2021326 322 13 223 86 -270.68 +/- 36.94
38277 ncm-et-6 2018-06-02 16:57 00:47:27 2025899 322 4 218 100 -278.3 +/- 34.08
38276 ncm-et-3 2018-06-02 16:57 00:47:41 2027538 335 11 233 91 -277.11 +/- 35.97
38275 ncm-et-4 2018-06-02 16:57 00:47:38 2016696 324 5 216 103 -270.11 +/- 33.6
38274 ncm-et-7 2018-06-02 16:57 00:47:17 2001237 329 9 224 96 -271.48 +/- 35.01
38273 ncm-et-15 2018-06-02 16:57 00:48:06 2017908 336 5 227 104 -275.89 +/- 33.46
38272 ncm-et-12 2018-06-02 16:56 00:48:34 1947399 332 8 218 106 -259.06 +/- 33.22
38271 ncm-et-5 2018-06-02 16:56 00:49:07 2024099 341 3 231 107 -280.81 +/- 32.84
38270 ncm-et-10 2018-06-02 16:56 00:48:49 2021652 345 9 217 119 -242.4 +/- 31.28
38269 ncm-et-9 2018-06-02 16:55 00:49:18 2025572 347 4 227 116 -264.98 +/- 31.5
38268 ncm-et-16 2018-06-02 15:45 01:12:28 1972756 500 16 347 137 -276.69 +/- 29.24
38267 ncm-et-4 2018-06-02 15:44 01:11:35 2024427 500 15 325 160 -251.89 +/- 27.01
38266 ncm-et-11 2018-06-02 15:44 01:12:07 2026555 500 19 338 143 -262.24 +/- 28.6
38265 ncm-et-6 2018-06-02 15:44 01:11:55 2025245 500 8 338 154 -275.45 +/- 27.45
38264 ncm-et-9 2018-06-02 15:44 01:09:51 2024591 500 8 335 157 -271.78 +/- 27.17
38263 ncm-et-15 2018-06-02 15:44 01:11:22 2020999 500 6 333 161 -271.78 +/- 26.74
38262 ncm-et-5 2018-06-02 15:44 01:10:32 2023609 500 10 322 168 -254.16 +/- 26.24
38261 ncm-et-10 2018-06-02 15:44 01:10:20 2021651 500 6 326 168 -263.42 +/- 26.13
38260 ncm-et-7 2018-06-02 15:44 01:11:44 2022631 500 8 330 162 -265.78 +/- 26.71
38259 ncm-et-12 2018-06-02 15:44 01:10:58 2020999 500 5 325 170 -263.42 +/- 25.92
38258 ncm-et-3 2018-06-02 15:44 01:12:00 2022793 500 12 345 143 -279.17 +/- 28.61
38257 ncm-et-13 2018-06-02 15:44 01:13:03 2025736 500 9 343 148 -280.42 +/- 28.06

Commit

Commit ID 7d42d02ec77a03c4c1e1b399df30ef8b363c1237
Author Marco Costalba
Date 2013-03-30 21:26:30 UTC
Set IID half way between d/2 and d-4 Master IID formula is depth / 2 Previous patch is depth - 4 * ONE_PLY This one is the middle way: (dept/2 + depth-4*ONE_PLY)/2 -> depth-2*ONE_PLY-depth/4 After 16000 games at 60+0.05 th 1 ELO: 4.08 +-3.1 (95%) LOS: 99.5% Total: 16000 W: 2742 L: 2554 D: 10704 bench: 4781239
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