Dev Builds » 20210428-1138

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 08:19:39 1964079 3343 2722 15 606 +391.32 +/- 13.83
ncm-et-4 08:19:38 1963703 3365 2673 15 677 +372.16 +/- 13.07
ncm-et-9 08:19:32 1961809 3333 2661 20 652 +374.46 +/- 13.34
ncm-et-10 08:19:36 1955510 3311 2639 25 647 +371.78 +/- 13.4
ncm-et-13 08:19:53 1962899 3343 2648 18 677 +369.24 +/- 13.08
ncm-et-15 08:19:32 1962722 3305 2643 17 645 +376.5 +/- 13.4
20000 15986 110 3904 +375.79 +/- 5.44

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
146330 ncm-et-15 2021-04-29 05:28 00:46:46 1953889 305 237 1 67 +357.74 +/- 41.97
146329 ncm-et-10 2021-04-29 05:27 00:47:37 1955267 311 242 2 67 +355.96 +/- 42.07
146328 ncm-et-9 2021-04-29 05:25 00:50:00 1964920 333 279 0 54 +421.74 +/- 47.03
146327 ncm-et-3 2021-04-29 05:24 00:50:58 1978572 343 268 0 75 +364.39 +/- 39.49
146326 ncm-et-13 2021-04-29 05:23 00:52:06 1958084 343 283 2 58 +401.12 +/- 45.46
146325 ncm-et-4 2021-04-29 05:21 00:53:48 1964947 365 278 1 86 +345.22 +/- 36.86
146324 ncm-et-10 2021-04-29 04:12 01:15:06 1951002 500 404 5 91 +379.78 +/- 36.07
146323 ncm-et-15 2021-04-29 04:11 01:16:40 1958630 500 399 1 100 +377.87 +/- 34.22
146322 ncm-et-9 2021-04-29 04:09 01:15:31 1952090 500 395 5 100 +363.2 +/- 34.35
146321 ncm-et-3 2021-04-29 04:09 01:14:42 1965757 500 420 1 79 +421.93 +/- 38.73
146320 ncm-et-13 2021-04-29 04:07 01:15:01 1962764 500 392 5 103 +357.94 +/- 33.83
146319 ncm-et-4 2021-04-29 04:06 01:14:30 1960614 500 393 1 106 +366.78 +/- 33.19
146318 ncm-et-15 2021-04-29 02:56 01:13:53 1961729 500 387 3 110 +352.8 +/- 32.64
146317 ncm-et-10 2021-04-29 02:56 01:15:22 1953281 500 407 2 91 +391.57 +/- 36.01
146316 ncm-et-9 2021-04-29 02:54 01:14:05 1964149 500 394 4 102 +363.2 +/- 33.99
146315 ncm-et-3 2021-04-29 02:53 01:14:39 1964358 500 410 1 89 +399.81 +/- 36.38
146314 ncm-et-13 2021-04-29 02:51 01:15:27 1957712 500 394 2 104 +366.78 +/- 33.58
146313 ncm-et-4 2021-04-29 02:51 01:14:13 1959393 500 402 3 95 +379.78 +/- 35.24
146312 ncm-et-15 2021-04-29 01:41 01:14:39 1976542 500 410 3 87 +395.65 +/- 36.9
146311 ncm-et-10 2021-04-29 01:40 01:15:09 1954195 500 400 4 96 +374.11 +/- 35.07
146310 ncm-et-3 2021-04-29 01:38 01:15:02 1959355 500 405 1 94 +389.56 +/- 35.35
146309 ncm-et-9 2021-04-29 01:37 01:16:29 1955445 500 404 3 93 +383.64 +/- 35.64
146308 ncm-et-13 2021-04-29 01:37 01:14:07 1962002 500 396 6 98 +363.2 +/- 34.72
146307 ncm-et-4 2021-04-29 01:36 01:14:24 1962777 500 397 3 100 +370.41 +/- 34.31
146306 ncm-et-15 2021-04-29 00:24 01:16:34 1957573 500 406 2 92 +389.56 +/- 35.8
146305 ncm-et-3 2021-04-29 00:23 01:14:08 1960924 500 416 3 81 +408.38 +/- 38.29
146304 ncm-et-13 2021-04-29 00:23 01:13:01 1968781 500 387 1 112 +356.21 +/- 32.24
146303 ncm-et-10 2021-04-29 00:22 01:16:54 1955568 500 385 3 112 +349.43 +/- 32.33
146302 ncm-et-4 2021-04-29 00:22 01:13:59 1971728 500 405 2 93 +387.57 +/- 35.6
146301 ncm-et-9 2021-04-29 00:21 01:15:22 1972810 500 406 1 93 +391.57 +/- 35.55
146300 ncm-et-13 2021-04-28 23:08 01:13:58 1962642 500 402 1 97 +383.64 +/- 34.77
146299 ncm-et-15 2021-04-28 23:08 01:15:15 1973441 500 405 2 93 +387.57 +/- 35.6
146298 ncm-et-4 2021-04-28 23:07 01:13:35 1965541 500 399 2 99 +375.98 +/- 34.46
146297 ncm-et-3 2021-04-28 23:07 01:15:45 1958643 500 392 7 101 +354.5 +/- 34.18
146296 ncm-et-9 2021-04-28 23:06 01:14:04 1962016 500 384 2 114 +349.43 +/- 31.99
146295 ncm-et-10 2021-04-28 23:06 01:15:33 1959546 500 393 7 100 +356.21 +/- 34.36
146294 ncm-et-4 2021-04-28 21:52 01:15:09 1960921 500 399 3 98 +374.11 +/- 34.68
146293 ncm-et-15 2021-04-28 21:52 01:15:45 1957252 500 399 5 96 +370.41 +/- 35.09
146292 ncm-et-9 2021-04-28 21:52 01:14:01 1961239 500 399 5 96 +370.41 +/- 35.09
146291 ncm-et-3 2021-04-28 21:52 01:14:25 1960944 500 411 2 87 +399.81 +/- 36.87
146290 ncm-et-10 2021-04-28 21:52 01:13:55 1959716 500 408 2 90 +393.6 +/- 36.22
146289 ncm-et-13 2021-04-28 21:52 01:16:13 1968313 500 394 1 105 +368.59 +/- 33.35

Commit

Commit ID 84b42b3ab328e3f1b9829d8f5d967e4d45a45a39
Author bmc4
Date 2021-04-28 11:38:28 UTC
Simplify pawn moves generator This patch simplifies QUIET_CHECKS pawn move generator by merging discovery check move generator with direct check move generator. It also simplifies emptySquares instantiation. In addition, I added a comment in generate_moves() to clarify Check branches. STC: LLR: 2.95 (-2.94,2.94) <-2.50,0.50> Total: 112648 W: 9952 L: 9945 D: 92751 Ptnml(0-2): 369, 7682, 40195, 7729, 349 https://tests.stockfishchess.org/tests/view/6088226895e7f1852abd2978 LTC: LLR: 2.93 (-2.94,2.94) <-2.50,0.50> Total: 74656 W: 2797 L: 2765 D: 69094 Ptnml(0-2): 38, 2328, 32554, 2380, 28 https://tests.stockfishchess.org/tests/view/60884e5095e7f1852abd2994 closes https://github.com/official-stockfish/Stockfish/pull/3447 No functional change
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