Dev Builds » 20200523-2010

You are viewing an old NCM Stockfish dev build test. You may find the most recent dev build tests using Stockfish 15 as the baseline here.

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 08:26:47 1961580 3306 2095 53 1158 +250.58 ± 9.92
ncm-et-4 08:25:13 1967524 3336 2142 50 1144 +255.93 ± 9.99
ncm-et-9 08:29:14 1966149 3340 2119 49 1172 +251.76 ± 9.85
ncm-et-10 08:27:43 1961152 3331 2091 50 1190 +247.82 ± 9.77
ncm-et-13 08:28:09 1962417 3350 2133 45 1172 +253.75 ± 9.85
ncm-et-15 08:27:05 1966009 3337 2110 54 1173 +249.71 ± 9.86
20000 12690 301 7009 +251.58 ± 4.03

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
131539 ncm-et-3 2020-05-24 06:59 00:47:08 1960308 306 187 4 115 +239.76 ± 31.46
131538 ncm-et-10 2020-05-24 06:56 00:50:21 1963386 331 217 6 108 +261.93 ± 32.82
131537 ncm-et-4 2020-05-24 06:55 00:51:03 1962768 336 195 6 135 +221.14 ± 28.98
131536 ncm-et-9 2020-05-24 06:55 00:51:16 1961540 340 227 3 110 +274.73 ± 32.34
131535 ncm-et-15 2020-05-24 06:55 00:51:31 1971580 337 210 3 124 +248.66 ± 30.23
131534 ncm-et-13 2020-05-24 06:53 00:53:01 1963688 350 215 8 127 +236.21 ± 30.16
131533 ncm-et-3 2020-05-24 05:42 01:15:47 1963071 500 314 10 176 +245.2 ± 25.59
131532 ncm-et-15 2020-05-24 05:38 01:15:33 1967706 500 327 8 165 +262.24 ± 26.45
131531 ncm-et-10 2020-05-24 05:38 01:16:41 1964472 500 310 8 182 +243.0 ± 25.06
131530 ncm-et-4 2020-05-24 05:37 01:16:53 1956224 500 319 7 174 +254.16 ± 25.66
131529 ncm-et-9 2020-05-24 05:37 01:17:20 1966619 500 306 8 186 +238.66 ± 24.75
131528 ncm-et-13 2020-05-24 05:36 01:16:13 1962304 500 329 3 168 +270.57 ± 26.0
131527 ncm-et-3 2020-05-24 04:24 01:17:22 1958623 500 308 5 187 +244.1 ± 24.57
131526 ncm-et-15 2020-05-24 04:22 01:15:26 1962458 500 286 10 204 +215.85 ± 23.55
131525 ncm-et-10 2020-05-24 04:20 01:17:03 1955568 500 308 5 187 +244.1 ± 24.57
131524 ncm-et-4 2020-05-24 04:19 01:16:43 1967387 500 310 8 182 +243.0 ± 25.06
131523 ncm-et-13 2020-05-24 04:19 01:15:51 1963993 500 314 7 179 +248.53 ± 25.26
131522 ncm-et-9 2020-05-24 04:18 01:17:53 1955414 500 326 6 168 +263.42 ± 26.13
131521 ncm-et-3 2020-05-24 03:07 01:16:08 1964147 500 335 11 154 +268.17 ± 27.51
131520 ncm-et-15 2020-05-24 03:06 01:14:43 1963842 500 330 13 157 +259.91 ± 27.26
131519 ncm-et-10 2020-05-24 03:04 01:15:17 1960016 500 322 8 170 +256.44 ± 26.02
131518 ncm-et-4 2020-05-24 03:03 01:14:56 1970803 500 331 5 164 +270.57 ± 26.44
131517 ncm-et-13 2020-05-24 03:02 01:15:49 1966305 500 310 7 183 +244.1 ± 24.95
131516 ncm-et-9 2020-05-24 03:01 01:15:31 1969710 500 321 10 169 +253.02 ± 26.16
131515 ncm-et-15 2020-05-24 01:50 01:15:02 1969242 500 317 11 172 +247.41 ± 25.93
131514 ncm-et-3 2020-05-24 01:49 01:16:53 1961227 500 321 8 171 +255.3 ± 25.94
131513 ncm-et-4 2020-05-24 01:48 01:14:15 1975297 500 338 12 150 +270.57 ± 27.91
131512 ncm-et-10 2020-05-24 01:47 01:15:33 1960472 500 310 6 184 +245.2 ± 24.83
131511 ncm-et-13 2020-05-24 01:46 01:15:10 1960463 500 324 9 167 +257.59 ± 26.3
131510 ncm-et-9 2020-05-24 01:44 01:16:19 1963993 500 300 10 190 +230.16 ± 24.52
131509 ncm-et-15 2020-05-24 00:32 01:16:52 1966160 500 326 5 169 +264.6 ± 26.0
131508 ncm-et-3 2020-05-24 00:31 01:16:53 1963076 500 317 8 175 +250.77 ± 25.61
131507 ncm-et-4 2020-05-24 00:30 01:16:54 1967231 500 324 5 171 +262.24 ± 25.83
131506 ncm-et-10 2020-05-24 00:30 01:16:07 1963690 500 311 10 179 +241.91 ± 25.35
131505 ncm-et-13 2020-05-24 00:29 01:16:13 1960165 500 309 8 183 +241.91 ± 24.98
131504 ncm-et-9 2020-05-24 00:28 01:14:22 1974205 500 317 4 179 +255.3 ± 25.14
131503 ncm-et-4 2020-05-23 23:14 01:14:29 1972964 500 325 7 168 +261.07 ± 26.16
131502 ncm-et-3 2020-05-23 23:13 01:16:36 1960614 500 313 7 180 +247.41 ± 25.18
131501 ncm-et-15 2020-05-23 23:13 01:17:58 1961077 500 314 4 182 +251.89 ± 24.91
131500 ncm-et-10 2020-05-23 23:12 01:16:41 1960464 500 313 7 180 +247.41 ± 25.18
131499 ncm-et-13 2020-05-23 23:12 01:15:52 1960003 500 332 3 165 +274.22 ± 26.26
131498 ncm-et-9 2020-05-23 23:11 01:16:33 1971565 500 322 8 170 +256.44 ± 26.02

Commit

Commit ID 81c58855e43572e5493497a9894ac5060936005c
Author ElbertoOne
Date 2020-05-23 20:10:14 UTC
Remove and replace DoubledIsolated penalty by Doubled The values for both penalties were very close, so DoubledIsolated can be removed and replaced by Doubled. Passed STC (simplification): https://tests.stockfishchess.org/tests/view/5ec7c18e2a585b485af54407 LLR: 2.97 (-2.94,2.94) {-1.50,0.50} Total: 105360 W: 20175 L: 20136 D: 65049 Ptnml(0-2): 1803, 12230, 24572, 12275, 1800 Passed LTC: LLR: 2.94 (-2.94,2.94) {-1.50,0.50} Total: 15440 W: 1978 L: 1877 D: 11585 Ptnml(0-2): 92, 1405, 4667, 1422, 134 closes https://github.com/official-stockfish/Stockfish/pull/2696 Bench: 4668875
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