Dev Builds » 20190129-1626

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 08:36:08 1964404 3328 1900 55 1373 +217.04 +/- 9.02
ncm-et-4 08:35:40 1968647 3345 1920 75 1350 +215.63 +/- 9.15
ncm-et-9 08:35:59 1973882 3364 2011 71 1282 +228.44 +/- 9.42
ncm-et-10 08:36:05 1963603 3344 1938 76 1330 +218.26 +/- 9.23
ncm-et-13 08:35:45 1973927 3319 1918 82 1319 +216.44 +/- 9.28
ncm-et-15 08:35:38 1969982 3300 1883 68 1349 +214.85 +/- 9.14
20000 11570 427 8003 +218.43 +/- 3.76

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
68150 ncm-et-15 2019-01-30 21:14 00:47:05 1966031 300 160 4 136 +200.24 +/- 28.44
68149 ncm-et-13 2019-01-30 21:11 00:49:44 1975759 319 180 7 132 +211.04 +/- 29.32
68148 ncm-et-3 2019-01-30 21:10 00:51:07 1963839 328 188 7 133 +215.76 +/- 29.25
68147 ncm-et-10 2019-01-30 21:08 00:53:23 1960317 344 200 10 134 +216.01 +/- 29.33
68146 ncm-et-4 2019-01-30 21:07 00:53:38 1960308 345 194 13 138 +202.46 +/- 28.95
68145 ncm-et-9 2019-01-30 21:05 00:55:28 1984883 364 217 8 139 +227.13 +/- 28.73
68144 ncm-et-15 2019-01-30 19:53 01:19:11 1974672 500 276 11 213 +205.04 +/- 22.99
68143 ncm-et-13 2019-01-30 19:53 01:16:55 1973128 500 270 13 217 +197.4 +/- 22.8
68142 ncm-et-3 2019-01-30 19:51 01:17:38 1962459 500 298 10 192 +228.08 +/- 24.38
68141 ncm-et-10 2019-01-30 19:50 01:16:25 1968002 500 279 9 212 +209.91 +/- 22.99
68140 ncm-et-4 2019-01-30 19:49 01:17:35 1965690 500 286 11 203 +214.85 +/- 23.64
68139 ncm-et-9 2019-01-30 19:47 01:16:56 1973602 500 303 14 183 +229.12 +/- 25.13
68138 ncm-et-13 2019-01-30 18:36 01:16:17 1969706 500 311 12 177 +239.74 +/- 25.55
68137 ncm-et-15 2019-01-30 18:34 01:18:30 1958674 500 293 12 195 +220.88 +/- 24.22
68136 ncm-et-3 2019-01-30 18:33 01:17:09 1972701 500 275 9 216 +206.01 +/- 22.73
68135 ncm-et-9 2019-01-30 18:30 01:16:16 1967252 500 295 7 198 +228.08 +/- 23.85
68134 ncm-et-4 2019-01-30 18:30 01:17:34 1967076 500 289 7 204 +221.9 +/- 23.44
68133 ncm-et-10 2019-01-30 18:30 01:19:02 1956791 500 280 15 205 +205.04 +/- 23.61
68132 ncm-et-13 2019-01-30 17:16 01:18:06 1975483 500 281 12 207 +208.93 +/- 23.41
68131 ncm-et-3 2019-01-30 17:14 01:18:20 1963224 500 292 9 199 +222.92 +/- 23.85
68130 ncm-et-15 2019-01-30 17:14 01:19:17 1972658 500 291 10 199 +220.88 +/- 23.88
68129 ncm-et-4 2019-01-30 17:13 01:16:10 1980134 500 292 8 200 +223.94 +/- 23.75
68128 ncm-et-10 2019-01-30 17:12 01:16:52 1959694 500 288 15 197 +212.86 +/- 24.15
68127 ncm-et-9 2019-01-30 17:12 01:17:21 1977010 500 301 9 190 +232.26 +/- 24.49
68126 ncm-et-13 2019-01-30 15:57 01:18:52 1977476 500 273 14 213 +199.29 +/- 23.07
68125 ncm-et-15 2019-01-30 15:56 01:16:30 1971101 500 296 11 193 +224.97 +/- 24.33
68124 ncm-et-3 2019-01-30 15:56 01:16:42 1960771 500 278 7 215 +210.89 +/- 22.72
68123 ncm-et-4 2019-01-30 15:56 01:15:57 1970970 500 269 17 214 +192.71 +/- 23.08
68122 ncm-et-9 2019-01-30 15:55 01:16:00 1966003 500 307 12 181 +235.45 +/- 25.24
68121 ncm-et-10 2019-01-30 15:54 01:17:13 1962157 500 301 7 192 +234.38 +/- 24.28
68120 ncm-et-15 2019-01-30 14:37 01:17:37 1967541 500 281 11 208 +209.91 +/- 23.31
68119 ncm-et-13 2019-01-30 14:37 01:18:31 1977162 500 310 10 180 +240.82 +/- 25.27
68118 ncm-et-9 2019-01-30 14:37 01:16:41 1973744 500 283 12 205 +210.89 +/- 23.54
68117 ncm-et-4 2019-01-30 14:37 01:17:45 1962460 500 303 10 187 +233.32 +/- 24.74
68116 ncm-et-3 2019-01-30 14:37 01:17:49 1965687 500 276 4 220 +211.87 +/- 22.28
68115 ncm-et-10 2019-01-30 14:36 01:16:19 1970854 500 286 9 205 +216.85 +/- 23.45
68114 ncm-et-4 2019-01-30 13:19 01:17:01 1973896 500 287 9 204 +217.85 +/- 23.51
68113 ncm-et-15 2019-01-30 13:19 01:17:28 1979198 500 286 9 205 +216.85 +/- 23.45
68112 ncm-et-9 2019-01-30 13:19 01:17:17 1974686 500 305 9 186 +236.51 +/- 24.79
68111 ncm-et-13 2019-01-30 13:19 01:17:20 1968777 500 293 14 193 +218.86 +/- 24.41
68110 ncm-et-10 2019-01-30 13:19 01:16:51 1967407 500 304 11 185 +233.32 +/- 24.92
68109 ncm-et-3 2019-01-30 13:18 01:17:23 1962148 500 293 9 198 +223.94 +/- 23.92

Commit

Commit ID 8df1cd10df0869f05916d1eb19e33b66127fcb86
Author Maciej ┼╗enczykowski
Date 2019-01-29 16:26:24 UTC
Use int8_t instead of int for SquareDistance[] This patch saves (4-1) * 64 * 64 = 12KiB of cache. STC LLR: 2.95 (-2.94,2.94) [0.00,4.00] Total: 176120 W: 38944 L: 38087 D: 99089 http://tests.stockfishchess.org/tests/view/5c4c9f840ebc593af5d4a7ce LTC As a pure speed up, I've been informed it should not require LTC. No functional change
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