Dev Builds » 20200523-2006

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 08:32:35 1961105 3360 2159 41 1160 +257.8 +/- 9.9
ncm-et-4 08:32:09 1966646 3362 2177 46 1139 +259.82 +/- 10.01
ncm-et-9 08:32:24 1966609 3375 2197 46 1132 +261.85 +/- 10.04
ncm-et-10 08:00:43 1961990 3158 2024 47 1087 +255.32 +/- 10.24
ncm-et-13 08:32:34 1960968 3358 2078 53 1227 +242.48 +/- 9.62
ncm-et-15 08:32:41 1969468 3387 2162 52 1173 +253.57 +/- 9.86
20000 12797 285 6918 +255.07 +/- 4.06

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
131581 ncm-et-10 2020-05-24 15:32 00:54:03 1957552 349 222 4 123 +254.52 +/- 30.49
131580 ncm-et-3 2020-05-24 15:32 00:54:46 1958648 360 223 6 131 +242.34 +/- 29.59
131579 ncm-et-4 2020-05-24 15:31 00:54:50 1967854 362 236 8 118 +257.5 +/- 31.43
131578 ncm-et-13 2020-05-24 15:31 00:55:30 1964609 358 216 4 138 +236.61 +/- 28.6
131577 ncm-et-9 2020-05-24 15:28 00:58:06 1961690 375 242 6 127 +257.21 +/- 30.15
131576 ncm-et-15 2020-05-24 15:28 00:58:20 1973270 387 251 5 131 +260.87 +/- 29.63
131575 ncm-et-13 2020-05-24 14:16 01:14:02 1961691 500 324 8 168 +258.75 +/- 26.19
131574 ncm-et-10 2020-05-24 14:15 01:15:46 1967089 500 310 4 186 +247.41 +/- 24.6
131573 ncm-et-3 2020-05-24 14:13 01:17:04 1958321 500 323 5 172 +261.07 +/- 25.75
131572 ncm-et-4 2020-05-24 14:13 01:17:36 1946357 500 309 6 185 +244.1 +/- 24.76
131571 ncm-et-9 2020-05-24 14:11 01:15:41 1966930 500 314 11 175 +244.1 +/- 25.69
131570 ncm-et-15 2020-05-24 14:11 01:16:17 1965533 500 319 3 178 +258.75 +/- 25.17
131569 ncm-et-10 2020-05-24 12:58 00:46:51 1959700 309 209 5 95 +275.57 +/- 35.06
131568 ncm-et-13 2020-05-24 12:57 01:17:38 1957705 500 309 10 181 +239.74 +/- 25.19
131567 ncm-et-3 2020-05-24 12:55 01:17:23 1957705 500 329 6 165 +266.97 +/- 26.39
131566 ncm-et-4 2020-05-24 12:55 01:16:45 1976227 500 331 5 164 +270.57 +/- 26.44
131565 ncm-et-9 2020-05-24 12:54 01:16:37 1973118 500 317 7 176 +251.89 +/- 25.5
131564 ncm-et-15 2020-05-24 12:53 01:16:11 1966156 500 335 6 159 +274.22 +/- 26.92
131563 ncm-et-13 2020-05-24 11:40 01:15:50 1959695 500 323 7 170 +258.75 +/- 25.99
131562 ncm-et-10 2020-05-24 11:40 01:16:45 1958811 500 337 10 153 +271.78 +/- 27.59
131561 ncm-et-4 2020-05-24 11:38 01:15:32 1973429 500 331 8 161 +266.97 +/- 26.8
131560 ncm-et-3 2020-05-24 11:38 01:16:06 1962614 500 336 4 160 +277.93 +/- 26.76
131559 ncm-et-15 2020-05-24 11:37 01:15:35 1969252 500 311 12 177 +239.74 +/- 25.55
131558 ncm-et-9 2020-05-24 11:37 01:16:05 1971413 500 323 5 172 +261.07 +/- 25.75
131557 ncm-et-10 2020-05-24 10:22 01:17:03 1958163 500 304 8 188 +236.51 +/- 24.61
131556 ncm-et-13 2020-05-24 10:22 01:17:25 1958930 500 310 9 181 +241.91 +/- 25.17
131555 ncm-et-3 2020-05-24 10:21 01:15:34 1961382 500 294 4 202 +230.16 +/- 23.45
131554 ncm-et-4 2020-05-24 10:21 01:16:17 1965233 500 318 3 179 +257.59 +/- 25.09
131553 ncm-et-15 2020-05-24 10:21 01:14:52 1967236 500 313 7 180 +247.41 +/- 25.18
131552 ncm-et-9 2020-05-24 10:21 01:15:06 1963379 500 340 4 156 +282.94 +/- 27.13
131551 ncm-et-10 2020-05-24 09:06 01:14:48 1965542 500 331 7 162 +268.17 +/- 26.68
131550 ncm-et-15 2020-05-24 09:05 01:15:16 1974202 500 319 12 169 +248.53 +/- 26.2
131549 ncm-et-9 2020-05-24 09:04 01:15:19 1969095 500 324 9 167 +257.59 +/- 26.3
131548 ncm-et-4 2020-05-24 09:04 01:15:56 1963687 500 333 9 158 +268.17 +/- 27.1
131547 ncm-et-13 2020-05-24 09:04 01:16:41 1964455 500 291 6 203 +224.97 +/- 23.47
131546 ncm-et-3 2020-05-24 09:04 01:16:26 1963532 500 327 7 166 +263.42 +/- 26.33
131545 ncm-et-4 2020-05-24 07:48 01:15:13 1973738 500 319 7 174 +254.16 +/- 25.66
131544 ncm-et-9 2020-05-24 07:48 01:15:30 1960638 500 337 4 159 +279.17 +/- 26.85
131543 ncm-et-10 2020-05-24 07:48 01:15:27 1967078 500 311 9 180 +243.0 +/- 25.24
131542 ncm-et-3 2020-05-24 07:47 01:15:16 1965534 500 327 9 164 +261.07 +/- 26.56
131541 ncm-et-13 2020-05-24 07:47 01:15:28 1959695 500 305 9 186 +236.51 +/- 24.79
131540 ncm-et-15 2020-05-24 07:47 01:16:10 1970633 500 314 7 179 +248.53 +/- 25.26

Commit

Commit ID 86575bcdd88f6d211b4f182966e44a40faf1e315
Author FauziAkram
Date 2020-05-23 20:06:26 UTC
Queen Mobility Tweak It's ok to have low mobility values for the Queen in the middlegame, but it's absolutely not ok to have low mobility values for the Queen in the endgame. Decrease penalty for bad mobility in MG and increase it in EG. STC: LLR: 2.93 (-2.94,2.94) {-0.50,1.50} Total: 17264 W: 3424 L: 3206 D: 10634 Ptnml(0-2): 279, 2004, 3893, 2132, 324 https://tests.stockfishchess.org/tests/view/5ec8f9c1526edcbe9091eba1 LTC: LLR: 2.94 (-2.94,2.94) {0.25,1.75} Total: 175016 W: 22071 L: 21404 D: 131541 Ptnml(0-2): 1195, 15796, 52914, 16353, 1250 https://tests.stockfishchess.org/tests/view/5ec9057c404591b2793007df closes https://github.com/official-stockfish/Stockfish/pull/2697 Bench: 4487054
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