Dev Builds » 20180817-0821

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 08:34:45 1989492 3353 1719 92 1542 +184.08 +/- 8.49
ncm-et-4 08:37:46 1989966 3351 1754 85 1512 +189.95 +/- 8.58
ncm-et-9 08:34:22 1989581 3347 1750 84 1513 +189.81 +/- 8.58
ncm-et-10 08:38:51 1964980 3304 1707 85 1512 +186.67 +/- 8.57
ncm-et-13 08:35:18 1965183 3300 1702 76 1522 +187.5 +/- 8.52
ncm-et-15 08:44:54 1969101 3345 1722 90 1533 +185.28 +/- 8.52
20000 10354 512 9134 +187.21 +/- 3.49

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
50262 ncm-et-10 2018-08-18 14:29 00:47:28 1945800 304 162 12 130 +187.81 +/- 29.73
50261 ncm-et-13 2018-08-18 14:27 00:49:19 1931871 300 144 7 149 +171.32 +/- 27.06
50260 ncm-et-15 2018-08-18 14:23 00:53:24 1979355 345 170 11 164 +173.17 +/- 26.09
50259 ncm-et-9 2018-08-18 14:23 00:53:28 1989558 347 182 4 161 +196.91 +/- 26.0
50258 ncm-et-4 2018-08-18 14:22 00:54:12 1990190 351 173 10 168 +174.72 +/- 25.7
50257 ncm-et-3 2018-08-18 14:21 00:54:50 1989242 353 194 6 153 +206.29 +/- 27.01
50256 ncm-et-13 2018-08-18 13:08 01:17:26 1987351 500 256 11 233 +186.25 +/- 21.78
50255 ncm-et-10 2018-08-18 13:08 01:20:05 1948305 500 244 16 240 +171.02 +/- 21.52
50254 ncm-et-15 2018-08-18 13:04 01:17:26 1960195 500 269 20 211 +189.92 +/- 23.32
50253 ncm-et-3 2018-08-18 13:03 01:16:43 1989875 500 259 13 228 +187.16 +/- 22.13
50252 ncm-et-4 2018-08-18 13:03 01:17:45 1990033 500 251 13 236 +179.9 +/- 21.66
50251 ncm-et-9 2018-08-18 13:03 01:18:56 1989875 500 271 12 217 +199.29 +/- 22.77
50250 ncm-et-13 2018-08-18 11:49 01:17:55 1987512 500 262 9 229 +193.64 +/- 21.94
50249 ncm-et-10 2018-08-18 11:48 01:18:26 1979037 500 245 17 238 +171.02 +/- 21.66
50248 ncm-et-15 2018-08-18 11:46 01:17:46 1984362 500 255 15 230 +181.7 +/- 22.07
50247 ncm-et-9 2018-08-18 11:45 01:16:16 1988770 500 265 16 219 +189.92 +/- 22.75
50246 ncm-et-3 2018-08-18 11:45 01:17:04 1989718 500 236 15 249 +164.93 +/- 21.0
50245 ncm-et-4 2018-08-18 11:45 01:17:03 1990667 500 260 16 224 +185.33 +/- 22.45
50244 ncm-et-10 2018-08-18 10:28 01:18:48 1981069 500 277 10 213 +206.98 +/- 22.96
50243 ncm-et-3 2018-08-18 10:28 01:15:56 1989089 500 270 15 215 +195.51 +/- 22.97
50242 ncm-et-13 2018-08-18 10:28 01:20:19 1886387 500 252 10 238 +183.51 +/- 21.45
50241 ncm-et-15 2018-08-18 10:28 01:16:43 1980915 500 251 14 235 +179.0 +/- 21.75
50240 ncm-et-4 2018-08-18 10:28 01:16:06 1988771 500 273 12 215 +201.19 +/- 22.89
50239 ncm-et-9 2018-08-18 10:28 01:16:34 1989717 500 255 8 237 +188.08 +/- 21.44
50196 ncm-et-15 2018-08-18 00:31 01:19:27 1972007 500 249 15 236 +176.33 +/- 21.72
50195 ncm-et-10 2018-08-18 00:26 01:19:10 1944037 500 258 6 236 +192.71 +/- 21.42
50194 ncm-et-4 2018-08-18 00:25 01:18:32 1990035 500 265 11 224 +194.57 +/- 22.31
50193 ncm-et-13 2018-08-18 00:24 01:17:07 1987195 500 261 15 224 +187.16 +/- 22.42
50192 ncm-et-3 2018-08-18 00:23 01:17:32 1990191 500 246 13 241 +175.44 +/- 21.38
50191 ncm-et-9 2018-08-18 00:23 01:16:27 1989401 500 263 15 222 +189.0 +/- 22.54
50190 ncm-et-15 2018-08-17 23:11 01:18:36 1954905 500 280 7 213 +212.86 +/- 22.85
50189 ncm-et-3 2018-08-17 23:07 01:15:23 1990506 500 277 17 206 +200.24 +/- 23.59
50188 ncm-et-9 2018-08-17 23:07 01:15:42 1990664 500 266 11 223 +195.51 +/- 22.37
50187 ncm-et-4 2018-08-17 23:07 01:17:16 1989401 500 268 11 221 +197.4 +/- 22.49
50186 ncm-et-13 2018-08-17 23:06 01:16:37 1989243 500 261 12 227 +189.92 +/- 22.16
50185 ncm-et-10 2018-08-17 23:06 01:18:13 1984676 500 263 12 225 +191.78 +/- 22.28
50184 ncm-et-13 2018-08-17 21:49 01:16:35 1986723 500 266 12 222 +194.57 +/- 22.46
50183 ncm-et-15 2018-08-17 21:49 01:21:32 1951974 500 248 8 244 +181.7 +/- 21.04
50182 ncm-et-10 2018-08-17 21:49 01:16:41 1971939 500 258 12 230 +187.16 +/- 21.98
50181 ncm-et-4 2018-08-17 21:49 01:16:52 1990667 500 264 12 224 +192.71 +/- 22.34
50180 ncm-et-3 2018-08-17 21:49 01:17:17 1987824 500 237 13 250 +167.53 +/- 20.88
50179 ncm-et-9 2018-08-17 21:49 01:16:59 1989088 500 248 18 234 +172.78 +/- 21.91

Commit

Commit ID d0f09de2d24f53ccab09928eb776423c813d6580
Author protonspring
Date 2018-08-17 08:21:20 UTC
Simplify king file dependancy in evaluate_shelter() Remove the special value we used for the file of the king in the evaluate_shelter() function, and compensate by tweaking some of the ShelterStrength[] array values. STC LLR: 2.94 (-2.94,2.94) [-3.00,1.00] Total: 17069 W: 3782 L: 3652 D: 9635 http://tests.stockfishchess.org/tests/view/5b75eb0d0ebc5902bdba8f3d LTC LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 42639 W: 6973 L: 6887 D: 28779 http://tests.stockfishchess.org/tests/view/5b75fd7f0ebc5902bdba906b Closes https://github.com/official-stockfish/Stockfish/pull/1739 Bench: 4639508
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