Dev Builds » 20210605-0847

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 08:16:22 1964509 3352 2697 13 642 +382.39 +/- 13.43
ncm-et-4 08:16:18 1964151 3331 2735 13 583 +398.94 +/- 14.1
ncm-et-9 08:16:41 1962036 3345 2707 13 625 +386.95 +/- 13.61
ncm-et-10 08:16:18 1954617 3302 2647 7 648 +381.23 +/- 13.34
ncm-et-13 08:16:23 1966046 3337 2720 14 603 +392.49 +/- 13.87
ncm-et-15 08:16:22 1962411 3333 2691 14 628 +384.79 +/- 13.58
20000 16197 74 3729 +387.72 +/- 5.57

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
148230 ncm-et-10 2021-06-06 13:42 00:46:19 1955125 302 241 0 61 +379.78 +/- 43.99
148229 ncm-et-15 2021-06-06 13:39 00:49:19 1964786 333 273 2 58 +395.46 +/- 45.45
148228 ncm-et-13 2021-06-06 13:38 00:49:53 1964042 337 268 3 66 +368.91 +/- 42.49
148227 ncm-et-4 2021-06-06 13:38 00:50:42 1955740 331 264 2 65 +373.68 +/- 42.79
148226 ncm-et-3 2021-06-06 13:36 00:52:04 1963763 352 298 1 53 +428.75 +/- 47.64
148225 ncm-et-9 2021-06-06 13:36 00:52:45 1958342 345 290 1 54 +421.56 +/- 47.16
148224 ncm-et-10 2021-06-06 12:27 01:14:28 1965999 500 409 0 91 +399.81 +/- 35.89
148223 ncm-et-13 2021-06-06 12:25 01:13:05 1965077 500 410 1 89 +399.81 +/- 36.38
148222 ncm-et-15 2021-06-06 12:24 01:14:04 1966613 500 393 1 106 +366.78 +/- 33.19
148221 ncm-et-4 2021-06-06 12:23 01:14:03 1972339 500 417 3 80 +410.58 +/- 38.54
148220 ncm-et-9 2021-06-06 12:22 01:13:16 1969549 500 404 2 94 +385.59 +/- 35.4
148219 ncm-et-3 2021-06-06 12:22 01:13:51 1969240 500 398 1 101 +375.98 +/- 34.04
148218 ncm-et-10 2021-06-06 11:11 01:15:21 1955270 500 409 0 91 +399.81 +/- 35.89
148217 ncm-et-13 2021-06-06 11:08 01:15:33 1966309 500 415 1 84 +410.58 +/- 37.5
148216 ncm-et-15 2021-06-06 11:08 01:15:29 1958655 500 400 2 98 +377.87 +/- 34.64
148215 ncm-et-9 2021-06-06 11:08 01:13:16 1959895 500 403 2 95 +383.64 +/- 35.21
148214 ncm-et-3 2021-06-06 11:06 01:14:45 1956044 500 398 2 100 +374.11 +/- 34.27
148213 ncm-et-4 2021-06-06 11:06 01:15:53 1949767 500 418 0 82 +419.61 +/- 37.91
148212 ncm-et-10 2021-06-06 09:55 01:15:14 1956330 500 388 2 110 +356.21 +/- 32.6
148211 ncm-et-9 2021-06-06 09:54 01:13:40 1960622 500 389 2 109 +357.94 +/- 32.76
148210 ncm-et-15 2021-06-06 09:53 01:14:44 1964658 500 410 1 89 +399.81 +/- 36.38
148209 ncm-et-13 2021-06-06 09:52 01:15:35 1956940 500 414 3 83 +404.05 +/- 37.81
148208 ncm-et-4 2021-06-06 09:51 01:14:42 1969407 500 417 0 83 +417.31 +/- 37.67
148207 ncm-et-3 2021-06-06 09:51 01:15:09 1955618 500 399 3 98 +374.11 +/- 34.68
148206 ncm-et-10 2021-06-06 08:40 01:14:13 1944987 500 395 2 103 +368.59 +/- 33.75
148205 ncm-et-9 2021-06-06 08:38 01:14:35 1963379 500 413 2 85 +404.05 +/- 37.32
148204 ncm-et-15 2021-06-06 08:38 01:14:15 1962151 500 396 3 101 +368.59 +/- 34.13
148203 ncm-et-4 2021-06-06 08:37 01:13:05 1977025 500 398 3 99 +372.25 +/- 34.49
148202 ncm-et-13 2021-06-06 08:36 01:15:12 1968788 500 401 1 98 +381.7 +/- 34.59
148201 ncm-et-3 2021-06-06 08:36 01:13:51 1971259 500 389 1 110 +359.68 +/- 32.55
148200 ncm-et-10 2021-06-06 07:24 01:15:22 1952374 500 407 1 92 +393.6 +/- 35.75
148199 ncm-et-9 2021-06-06 07:24 01:14:01 1961546 500 401 2 97 +379.78 +/- 34.83
148198 ncm-et-15 2021-06-06 07:23 01:13:59 1961229 500 411 2 87 +399.81 +/- 36.87
148197 ncm-et-13 2021-06-06 07:22 01:13:31 1964940 500 404 2 94 +385.59 +/- 35.4
148196 ncm-et-4 2021-06-06 07:22 01:14:59 1964301 500 415 3 82 +406.2 +/- 38.05
148195 ncm-et-3 2021-06-06 07:21 01:13:59 1961583 500 417 3 80 +410.58 +/- 38.54
148194 ncm-et-10 2021-06-06 06:08 01:15:21 1952234 500 398 2 100 +374.11 +/- 34.27
148193 ncm-et-4 2021-06-06 06:08 01:12:54 1960481 500 406 2 92 +389.56 +/- 35.8
148192 ncm-et-3 2021-06-06 06:08 01:12:43 1974056 500 398 2 100 +374.11 +/- 34.27
148191 ncm-et-13 2021-06-06 06:08 01:13:34 1976227 500 408 3 89 +391.57 +/- 36.46
148190 ncm-et-9 2021-06-06 06:08 01:15:08 1960921 500 407 2 91 +391.57 +/- 36.01
148189 ncm-et-15 2021-06-06 06:08 01:14:32 1958788 500 408 3 89 +391.57 +/- 36.46

Commit

Commit ID 58307562b66597aeed9b5a7d76d2edeff53cf714
Author Guy Vreuls
Date 2021-06-05 08:47:46 UTC
Revert "Simplify En Passant" This reverts commit 9f8058bd26df1c3ca37b85f811026f1eb82e6524. Fixes the memory leak discussed in pull request #3523 https://github.com/official-stockfish/Stockfish/pull/3523 Passed non-regression STC: LLR: 2.95 (-2.94,2.94) <-2.50,0.50> Total: 76184 W: 6330 L: 6282 D: 63572 Ptnml(0-2): 202, 5047, 27564, 5059, 220 https://tests.stockfishchess.org/tests/view/60ba146c457376eb8bcaa2e2 closes https://github.com/official-stockfish/Stockfish/pull/3527 Benched to verify there is no functional change. Bench: 4364128
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