Dev Builds » 20140226-1833

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 06:04:03 1992811 2416 147 1008 1261 -129.5 +/- 9.41
ncm-et-4 06:03:55 1978255 2353 116 979 1258 -133.65 +/- 9.33
ncm-et-5 01:48:48 1978923 702 31 326 345 -155.64 +/- 18.01
ncm-et-6 01:48:47 2024675 718 44 300 374 -129.57 +/- 17.29
ncm-et-7 01:48:30 2008923 709 27 313 369 -148.59 +/- 17.21
ncm-et-8 01:48:20 1992317 702 39 320 343 -147.31 +/- 18.16
ncm-et-9 06:04:25 1988969 2417 143 1034 1240 -134.4 +/- 9.5
ncm-et-10 06:04:25 1984670 2373 125 1002 1246 -134.78 +/- 9.42
ncm-et-11 01:48:41 2016619 717 37 323 357 -146.73 +/- 17.73
ncm-et-12 01:48:44 2007024 733 48 321 364 -135.94 +/- 17.66
ncm-et-13 06:04:13 1989851 2383 128 1023 1232 -137.2 +/- 9.5
ncm-et-14 01:48:50 2020347 705 44 300 361 -132.19 +/- 17.65
ncm-et-15 06:03:54 1987221 2383 144 995 1244 -129.79 +/- 9.47
ncm-et-16 01:48:40 1936191 689 38 294 357 -135.58 +/- 17.67
20000 1111 8538 10351 -135.5 +/- 3.28

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
94794 ncm-et-4 2019-09-01 21:14 00:21:18 1965688 138 10 58 70 -126.11 +/- 40.46
94793 ncm-et-10 2019-09-01 21:11 00:24:26 1962008 156 6 66 84 -140.87 +/- 36.02
94792 ncm-et-13 2019-09-01 21:11 00:24:58 1972950 164 11 66 87 -121.21 +/- 35.97
94791 ncm-et-15 2019-09-01 21:09 00:26:11 1971137 171 3 79 89 -165.99 +/- 34.64
94790 ncm-et-9 2019-09-01 21:07 00:28:27 1974203 185 7 87 91 -160.82 +/- 35.08
94789 ncm-et-3 2019-09-01 21:07 00:28:23 1970200 186 20 68 98 -91.73 +/- 34.24
94788 ncm-et-13 2019-09-01 19:53 01:16:17 1965688 500 20 220 260 -147.19 +/- 20.54
94787 ncm-et-10 2019-09-01 19:53 01:17:04 1962314 500 20 200 280 -130.94 +/- 19.52
94786 ncm-et-4 2019-09-01 19:53 01:20:15 1924966 500 21 194 285 -125.39 +/- 19.3
94785 ncm-et-15 2019-09-01 19:52 01:16:11 1972035 500 41 212 247 -123.81 +/- 21.55
94784 ncm-et-9 2019-09-01 19:51 01:14:52 1967087 500 31 207 262 -127.76 +/- 20.66
94783 ncm-et-3 2019-09-01 19:51 01:15:08 1985813 500 25 210 265 -134.95 +/- 20.4
94782 ncm-et-13 2019-09-01 18:37 01:15:42 1980874 500 25 231 244 -152.18 +/- 21.5
94781 ncm-et-4 2019-09-01 18:35 01:16:48 1963229 500 25 218 257 -141.44 +/- 20.81
94780 ncm-et-15 2019-09-01 18:35 01:15:55 1971571 500 30 201 269 -123.81 +/- 20.29
94779 ncm-et-10 2019-09-01 18:35 01:17:30 1965878 500 35 220 245 -134.95 +/- 21.59
94778 ncm-et-3 2019-09-01 18:34 01:15:49 1982818 500 24 215 261 -139.81 +/- 20.58
94777 ncm-et-9 2019-09-01 18:33 01:17:03 1970640 500 31 205 264 -126.18 +/- 20.56
94776 ncm-et-13 2019-09-01 17:17 01:18:20 1968779 500 32 211 257 -130.15 +/- 20.93
94775 ncm-et-3 2019-09-01 17:17 01:16:08 1967385 500 36 217 247 -131.74 +/- 21.5
94774 ncm-et-4 2019-09-01 17:17 01:17:02 1963685 500 21 213 266 -140.62 +/- 20.26
94773 ncm-et-9 2019-09-01 17:17 01:15:13 1971885 500 32 218 250 -135.76 +/- 21.29
94772 ncm-et-10 2019-09-01 17:17 01:16:36 1975827 500 25 212 263 -136.56 +/- 20.5
94771 ncm-et-15 2019-09-01 17:17 01:16:45 1970331 500 31 209 260 -129.35 +/- 20.76
26632 ncm-et-5 2018-05-05 20:15 00:30:11 2024426 202 4 97 101 -172.96 +/- 32.79
26631 ncm-et-16 2018-05-05 20:15 00:30:30 1917248 189 10 80 99 -135.1 +/- 33.57
26630 ncm-et-8 2018-05-05 20:15 00:30:52 2023120 202 11 87 104 -137.47 +/- 32.85
26629 ncm-et-14 2018-05-05 20:14 00:31:13 2019858 205 13 80 112 -117.88 +/- 31.47
26628 ncm-et-7 2018-05-05 20:14 00:31:35 2022467 209 9 99 101 -160.05 +/- 33.44
26627 ncm-et-15 2018-05-05 20:13 00:32:11 2017583 212 12 87 113 -128.46 +/- 31.37
26626 ncm-et-4 2018-05-05 20:13 00:32:48 2025409 215 15 86 114 -119.2 +/- 31.42
26625 ncm-et-11 2018-05-05 20:13 00:32:54 2020021 217 15 105 97 -153.33 +/- 34.63
26624 ncm-et-13 2018-05-05 20:12 00:33:19 2024100 219 13 85 121 -118.63 +/- 30.16
26623 ncm-et-10 2018-05-05 20:12 00:33:30 2020184 217 11 101 105 -153.33 +/- 32.9
26622 ncm-et-3 2018-05-05 20:12 00:33:54 2024590 230 12 106 112 -150.8 +/- 31.84
26621 ncm-et-6 2018-05-05 20:12 00:33:56 2027210 218 14 91 113 -128.24 +/- 31.6
26620 ncm-et-9 2018-05-05 20:11 00:34:42 2024101 232 10 101 121 -143.99 +/- 30.21
26619 ncm-et-12 2018-05-05 20:10 00:34:57 1993539 233 18 89 126 -109.34 +/- 29.86
26618 ncm-et-8 2018-05-05 18:56 01:17:28 1961515 500 28 233 239 -151.35 +/- 21.82
26617 ncm-et-3 2018-05-05 18:56 01:14:41 2026063 500 30 192 278 -116.78 +/- 19.84
26616 ncm-et-4 2018-05-05 18:56 01:15:44 2026556 500 24 210 266 -135.76 +/- 20.32
26615 ncm-et-7 2018-05-05 18:56 01:16:55 1995379 500 18 214 268 -143.89 +/- 20.08
26614 ncm-et-11 2018-05-05 18:56 01:15:47 2013217 500 22 218 260 -143.89 +/- 20.59
26613 ncm-et-6 2018-05-05 18:56 01:14:51 2022140 500 30 209 261 -130.15 +/- 20.69
26612 ncm-et-16 2018-05-05 18:56 01:18:10 1955134 500 28 214 258 -135.76 +/- 20.81
26611 ncm-et-5 2018-05-05 18:56 01:18:37 1933420 500 27 229 244 -148.85 +/- 21.53
26610 ncm-et-10 2018-05-05 18:56 01:15:19 2021814 500 28 203 269 -126.97 +/- 20.25
26609 ncm-et-15 2018-05-05 18:56 01:16:41 2020673 500 27 207 266 -130.94 +/- 20.39
26608 ncm-et-12 2018-05-05 18:56 01:13:47 2020510 500 30 232 238 -148.85 +/- 21.9
26607 ncm-et-13 2018-05-05 18:56 01:15:37 2026719 500 27 210 263 -133.34 +/- 20.54
26606 ncm-et-9 2018-05-05 18:56 01:14:08 2025899 500 32 216 252 -134.15 +/- 21.19
26605 ncm-et-14 2018-05-05 18:56 01:17:37 2020836 500 31 220 249 -138.18 +/- 21.33

Commit

Commit ID b917cd275e6f9825bc860d2fc7b7d67dacef2915
Author Joerg Oster
Date 2014-02-26 18:33:52 UTC
Dynamic draw value Try to avoid repetition draws at early midgame, this should give an edge against weaker opponents and reduce draw rate. Tested for regressions with SPRT[-3, 1] and passed both short TC LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 68498 W: 12928 L: 12891 D: 42679 And long TC LLR: 2.96 (-2.94,2.94) [-3.00,1.00] Total: 40212 W: 6386 L: 6295 D: 27531 bench: 7990513
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