Dev Builds » 20190221-1818

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 08:35:41 1966556 3330 1946 82 1302 +219.75 +/- 9.35
ncm-et-4 08:35:46 1938965 3290 1903 73 1314 +217.97 +/- 9.28
ncm-et-9 08:35:58 1972727 3359 1947 73 1339 +218.81 +/- 9.19
ncm-et-10 08:35:56 1967113 3315 1943 62 1310 +223.65 +/- 9.28
ncm-et-13 08:35:48 1975001 3344 1922 68 1354 +217.06 +/- 9.12
ncm-et-15 08:35:53 1977730 3362 1995 74 1293 +225.69 +/- 9.38
20000 11656 432 7912 +220.48 +/- 3.78

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
71486 ncm-et-4 2019-02-25 04:58 00:46:37 1885140 290 166 11 113 +207.21 +/- 32.07
71485 ncm-et-10 2019-02-25 04:55 00:49:13 1957705 315 192 3 120 +240.82 +/- 30.68
71484 ncm-et-3 2019-02-25 04:53 00:50:50 1963686 330 197 7 126 +227.95 +/- 30.17
71483 ncm-et-13 2019-02-25 04:50 00:53:54 1980709 344 195 10 139 +208.82 +/- 28.73
71482 ncm-et-9 2019-02-25 04:49 00:55:34 1972184 359 205 6 148 +217.01 +/- 27.59
71481 ncm-et-15 2019-02-25 04:48 00:56:16 1970793 362 218 12 132 +224.49 +/- 29.69
71480 ncm-et-4 2019-02-25 03:37 01:19:37 1941438 500 294 13 193 +220.88 +/- 24.38
71479 ncm-et-10 2019-02-25 03:37 01:17:11 1976136 500 305 5 190 +240.82 +/- 24.35
71478 ncm-et-3 2019-02-25 03:35 01:17:31 1966773 500 287 12 201 +214.85 +/- 23.8
71477 ncm-et-13 2019-02-25 03:33 01:16:43 1978567 500 289 9 202 +219.87 +/- 23.65
71476 ncm-et-15 2019-02-25 03:31 01:15:45 1972188 500 286 16 198 +209.91 +/- 24.1
71475 ncm-et-9 2019-02-25 03:30 01:17:19 1971408 500 291 13 196 +217.85 +/- 24.17
71474 ncm-et-4 2019-02-25 02:19 01:17:14 1964918 500 296 5 199 +231.21 +/- 23.7
71473 ncm-et-10 2019-02-25 02:18 01:17:24 1977363 500 289 13 198 +215.85 +/- 24.03
71472 ncm-et-3 2019-02-25 02:16 01:17:45 1972376 500 300 9 191 +231.21 +/- 24.42
71471 ncm-et-13 2019-02-25 02:15 01:17:00 1976030 500 284 12 204 +211.87 +/- 23.6
71470 ncm-et-9 2019-02-25 02:13 01:16:03 1983176 500 267 11 222 +196.45 +/- 22.43
71469 ncm-et-15 2019-02-25 02:13 01:16:58 1976231 500 296 10 194 +226.0 +/- 24.23
71468 ncm-et-4 2019-02-25 01:01 01:16:36 1965843 500 286 8 206 +217.85 +/- 23.35
71467 ncm-et-10 2019-02-25 01:00 01:17:22 1964930 500 278 7 215 +210.89 +/- 22.72
71466 ncm-et-3 2019-02-25 00:58 01:17:08 1966152 500 301 10 189 +231.21 +/- 24.59
71465 ncm-et-15 2019-02-25 00:56 01:15:34 2000356 500 300 11 189 +229.12 +/- 24.62
71464 ncm-et-9 2019-02-25 00:56 01:15:48 1969582 500 291 12 197 +218.86 +/- 24.08
71463 ncm-et-13 2019-02-25 00:56 01:17:36 1970954 500 295 11 194 +223.94 +/- 24.26
71462 ncm-et-4 2019-02-24 23:42 01:17:56 1966157 500 290 12 198 +217.85 +/- 24.01
71461 ncm-et-10 2019-02-24 23:40 01:18:52 1957713 500 286 10 204 +215.85 +/- 23.55
71460 ncm-et-3 2019-02-24 23:40 01:16:44 1965996 500 285 10 205 +214.85 +/- 23.48
71459 ncm-et-13 2019-02-24 23:40 01:15:17 1972350 500 277 9 214 +207.95 +/- 22.86
71458 ncm-et-15 2019-02-24 23:39 01:16:45 1965226 500 289 12 199 +216.85 +/- 23.94
71457 ncm-et-9 2019-02-24 23:39 01:16:41 1964147 500 287 10 203 +216.85 +/- 23.61
71456 ncm-et-10 2019-02-24 22:22 01:16:57 1967788 500 297 13 190 +223.94 +/- 24.6
71455 ncm-et-4 2019-02-24 22:22 01:18:58 1917205 500 285 10 205 +214.85 +/- 23.48
71454 ncm-et-3 2019-02-24 22:22 01:17:08 1964609 500 292 14 194 +217.85 +/- 24.34
71453 ncm-et-13 2019-02-24 22:21 01:17:36 1970796 500 282 11 207 +210.89 +/- 23.38
71452 ncm-et-9 2019-02-24 22:21 01:16:59 1969559 500 301 14 185 +227.04 +/- 24.98
71451 ncm-et-15 2019-02-24 22:19 01:18:15 1979607 500 314 7 179 +248.53 +/- 25.26
71450 ncm-et-13 2019-02-24 21:02 01:17:42 1975603 500 300 6 194 +234.38 +/- 24.1
71449 ncm-et-4 2019-02-24 21:02 01:18:48 1932059 500 286 14 200 +211.87 +/- 23.92
71448 ncm-et-10 2019-02-24 21:02 01:18:57 1968161 500 296 11 193 +224.97 +/- 24.33
71447 ncm-et-9 2019-02-24 21:02 01:17:34 1979038 500 305 7 188 +238.66 +/- 24.57
71446 ncm-et-15 2019-02-24 21:02 01:16:20 1979711 500 292 6 202 +226.0 +/- 23.54
71445 ncm-et-3 2019-02-24 21:02 01:18:35 1966305 500 284 20 196 +204.07 +/- 24.3

Commit

Commit ID 76d2f5b94a0df20d84ccf922bd1c0fcf1c779090
Author protonspring
Date 2019-02-21 18:18:02 UTC
Remove skipQuiets variable in search() This is a functional simplification. The moveCountPruning variable and the skipQuiets variable are similar enough in function that they can be combined. This removes the skipQuiets variable in search. STC LLR: 2.96 (-2.94,2.94) [-3.00,1.00] Total: 23278 W: 5210 L: 5091 D: 12977 http://tests.stockfishchess.org/tests/view/5c65dc490ebc5925cffc12e9 LTC LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 77107 W: 12792 L: 12761 D: 51554 http://tests.stockfishchess.org/tests/view/5c65e4360ebc5925cffc1490 Closes https://github.com/official-stockfish/Stockfish/pull/2011 bench 3640330
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