Dev Builds » 20141027-2025

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 06:04:05 1988171 2392 166 753 1473 -87.04 +/- 8.43
ncm-et-4 06:04:00 1967695 2344 183 679 1482 -74.65 +/- 8.37
ncm-et-5 01:47:06 2025171 719 35 225 459 -94.04 +/- 14.76
ncm-et-6 01:47:14 2025081 732 44 237 451 -93.82 +/- 15.18
ncm-et-7 01:47:05 2012692 695 37 230 428 -99.08 +/- 15.52
ncm-et-8 01:46:56 1990003 711 50 217 444 -83.16 +/- 15.31
ncm-et-9 06:04:16 1990587 2398 144 787 1467 -95.5 +/- 8.43
ncm-et-10 06:04:10 1985157 2402 162 737 1503 -84.82 +/- 8.3
ncm-et-11 01:47:10 2017830 723 43 198 482 -75.66 +/- 14.24
ncm-et-12 01:46:52 2020591 708 51 234 423 -91.89 +/- 15.9
ncm-et-13 06:03:45 1990075 2349 187 728 1434 -81.48 +/- 8.61
ncm-et-14 01:46:49 2019533 720 41 216 463 -86.17 +/- 14.73
ncm-et-15 06:04:01 1985815 2396 156 734 1506 -85.5 +/- 8.27
ncm-et-16 01:47:13 1957143 711 41 226 444 -92.53 +/- 15.21
20000 1340 6201 12459 -86.17 +/- 2.89

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
85724 ncm-et-4 2019-06-18 16:12 00:21:28 1952179 138 10 35 93 -63.64 +/- 32.56
85723 ncm-et-13 2019-06-18 16:10 00:23:35 1971451 146 5 38 103 -79.91 +/- 29.38
85722 ncm-et-9 2019-06-18 16:07 00:26:20 1971264 177 11 62 104 -103.03 +/- 32.15
85721 ncm-et-3 2019-06-18 16:06 00:27:10 1965381 169 15 53 101 -79.48 +/- 32.84
85720 ncm-et-15 2019-06-18 16:06 00:27:25 1974829 182 4 51 127 -91.8 +/- 26.31
85719 ncm-et-10 2019-06-18 16:05 00:28:10 1971978 188 11 67 110 -106.73 +/- 31.23
85718 ncm-et-4 2019-06-18 14:53 01:17:45 1943421 500 46 139 315 -65.38 +/- 18.29
85717 ncm-et-13 2019-06-18 14:51 01:17:11 1984861 500 47 149 304 -71.89 +/- 18.83
85716 ncm-et-9 2019-06-18 14:49 01:16:36 1979355 500 37 155 308 -83.57 +/- 18.5
85715 ncm-et-10 2019-06-18 14:49 01:15:25 1966770 500 33 138 329 -74.06 +/- 17.4
85714 ncm-et-15 2019-06-18 14:47 01:17:10 1963840 500 35 162 303 -90.22 +/- 18.71
85713 ncm-et-3 2019-06-18 14:47 01:17:45 1966306 500 42 153 305 -78.44 +/- 18.72
85712 ncm-et-4 2019-06-18 13:35 01:16:54 1973486 500 35 138 327 -72.61 +/- 17.54
85711 ncm-et-13 2019-06-18 13:33 01:17:24 1965691 500 45 166 289 -85.78 +/- 19.53
85710 ncm-et-9 2019-06-18 13:32 01:16:02 1968327 500 26 169 305 -102.22 +/- 18.43
85709 ncm-et-10 2019-06-18 13:32 01:16:06 1965394 500 35 152 313 -82.83 +/- 18.22
85708 ncm-et-3 2019-06-18 13:31 01:15:27 1973463 500 32 182 286 -107.54 +/- 19.48
85707 ncm-et-15 2019-06-18 13:31 01:15:34 1974366 500 38 141 321 -72.61 +/- 17.88
85706 ncm-et-13 2019-06-18 12:13 01:18:40 1969104 500 40 156 304 -82.1 +/- 18.74
85705 ncm-et-4 2019-06-18 12:13 01:20:50 1900596 500 30 145 325 -81.37 +/- 17.54
85704 ncm-et-10 2019-06-18 12:13 01:17:26 1967083 500 37 155 308 -83.57 +/- 18.5
85703 ncm-et-15 2019-06-18 12:13 01:16:42 1965386 500 33 154 313 -85.78 +/- 18.19
85702 ncm-et-3 2019-06-18 12:13 01:16:45 1972407 500 35 166 299 -93.2 +/- 18.9
85701 ncm-et-9 2019-06-18 12:13 01:18:13 1973270 500 31 165 304 -95.44 +/- 18.59
20304 ncm-et-7 2018-04-18 09:57 00:30:09 2023937 195 10 70 115 -110.48 +/- 30.36
20303 ncm-et-12 2018-04-18 09:57 00:30:35 2020999 208 9 64 135 -94.11 +/- 26.98
20302 ncm-et-4 2018-04-18 09:56 00:31:58 2010265 206 19 64 123 -77.14 +/- 29.78
20301 ncm-et-13 2018-04-18 09:55 00:31:52 2024263 203 19 59 125 -69.37 +/- 29.3
20300 ncm-et-10 2018-04-18 09:55 00:32:18 2020184 214 8 73 133 -108.97 +/- 27.51
20299 ncm-et-15 2018-04-18 09:55 00:32:35 2015312 214 17 58 139 -67.4 +/- 27.13
20298 ncm-et-8 2018-04-18 09:55 00:32:38 1992834 211 13 66 132 -89.18 +/- 27.99
20297 ncm-et-5 2018-04-18 09:55 00:32:43 2022793 219 15 75 129 -97.68 +/- 28.91
20296 ncm-et-16 2018-04-18 09:55 00:32:56 1941510 211 12 79 120 -114.27 +/- 30.07
20295 ncm-et-14 2018-04-18 09:55 00:32:37 2019696 220 15 64 141 -78.7 +/- 26.94
20294 ncm-et-6 2018-04-18 09:55 00:33:05 2025572 232 15 73 144 -88.74 +/- 26.91
20293 ncm-et-3 2018-04-18 09:54 00:33:01 2026556 223 11 68 144 -90.82 +/- 26.28
20292 ncm-et-9 2018-04-18 09:54 00:33:09 2024427 221 16 69 136 -84.98 +/- 27.87
20291 ncm-et-11 2018-04-18 09:54 00:33:25 2018398 223 11 65 147 -85.84 +/- 25.79
20290 ncm-et-8 2018-04-18 08:39 01:14:18 1987173 500 37 151 312 -80.63 +/- 18.3
20289 ncm-et-12 2018-04-18 08:39 01:16:17 2020184 500 42 170 288 -90.97 +/- 19.54
20288 ncm-et-3 2018-04-18 08:39 01:13:57 2024917 500 31 131 338 -70.44 +/- 16.92
20287 ncm-et-10 2018-04-18 08:39 01:14:45 2019533 500 38 152 310 -80.63 +/- 18.42
20286 ncm-et-15 2018-04-18 08:39 01:14:35 2021162 500 29 168 303 -99.2 +/- 18.6
20285 ncm-et-4 2018-04-18 08:39 01:15:05 2026227 500 43 158 299 -81.37 +/- 19.02
20284 ncm-et-11 2018-04-18 08:39 01:13:45 2017263 500 32 133 335 -71.16 +/- 17.09
20283 ncm-et-14 2018-04-18 08:39 01:14:12 2019370 500 26 152 322 -89.48 +/- 17.6
20282 ncm-et-9 2018-04-18 08:39 01:13:56 2026882 500 23 167 310 -102.97 +/- 18.12
20281 ncm-et-13 2018-04-18 08:39 01:15:03 2025082 500 31 160 309 -91.71 +/- 18.34
20280 ncm-et-16 2018-04-18 08:39 01:14:17 1972776 500 29 147 324 -83.57 +/- 17.57
20279 ncm-et-7 2018-04-18 08:39 01:16:56 2001447 500 27 160 313 -94.7 +/- 18.07
20278 ncm-et-5 2018-04-18 08:39 01:14:23 2027549 500 20 150 330 -92.46 +/- 17.06
20277 ncm-et-6 2018-04-18 08:39 01:14:09 2024590 500 29 164 307 -96.19 +/- 18.4

Commit

Commit ID fefb27bab40a1d793fde4f3a0bb7e1e7d66b2fda
Author Joona Kiiski
Date 2014-10-27 20:25:57 UTC
Speed up max_piece_type() Write code in the way that allows compiler to perform loop unrolling. My measurement (32 cycles each): Orig: Time (Mean: 2466.59375, Trimmed mean: 2464.25, Std: 12.6869487803348) Nodes (Mean: 4294458, Trimmed mean: 4294458, Std: 0) Speed (Mean: 1741.09247987678, Trimmed mean: 1742.72879715475, Std: 8.93612608292678) Time (Mean: 2470.15625, Trimmed mean: 2468.75, Std: 12.7484581610433) Nodes (Mean: 4294458, Trimmed mean: 4294458, Std: 0) Speed (Mean: 1738.58176151341, Trimmed mean: 1739.54618465403, Std: 8.95585822316946) Mod: Time (Mean: 2449.90625, Trimmed mean: 2445.9375, Std: 12.1000116635508) Nodes (Mean: 4294458, Trimmed mean: 4294458, Std: 0) Speed (Mean: 1752.94829372932, Trimmed mean: 1755.75934908231, Std: 8.61478453124504) Time (Mean: 2442.78125, Trimmed mean: 2441.1875, Std: 8.17839157228837) Nodes (Mean: 4294458, Trimmed mean: 4294458, Std: 0) Speed (Mean: 1758.03872783803, Trimmed mean: 1759.16825356261, Std: 5.81131316346191) No functional change
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