Dev Builds » 20200830-1217

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 08:34:57 1963007 3344 2496 44 804 +325.11 +/- 12.01
ncm-et-4 08:37:24 1968069 3326 2483 37 806 +326.74 +/- 11.99
ncm-et-9 08:36:49 1968728 3342 2497 28 817 +329.29 +/- 11.89
ncm-et-10 08:34:53 1962098 3333 2460 44 829 +318.89 +/- 11.82
ncm-et-13 08:36:08 1960747 3313 2448 29 836 +322.79 +/- 11.75
ncm-et-15 08:37:35 1964332 3342 2435 38 869 +313.36 +/- 11.53
20000 14819 220 4961 +322.64 +/- 4.83

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
137533 ncm-et-13 2020-09-07 06:27 00:48:11 1961843 313 237 4 72 +333.64 +/- 40.59
137532 ncm-et-10 2020-09-07 06:25 00:51:04 1963238 333 246 1 86 +326.98 +/- 36.78
137531 ncm-et-4 2020-09-07 06:24 00:51:15 1965234 326 244 3 79 +329.67 +/- 38.63
137530 ncm-et-15 2020-09-07 06:23 00:52:32 1963532 342 249 3 90 +314.84 +/- 36.07
137529 ncm-et-3 2020-09-07 06:23 00:52:38 1964301 344 252 4 88 +316.02 +/- 36.56
137528 ncm-et-9 2020-09-07 06:22 00:53:33 1972347 342 251 2 89 +321.24 +/- 36.22
137527 ncm-et-13 2020-09-07 05:09 01:17:25 1961075 500 368 6 126 +318.25 +/- 30.48
137526 ncm-et-10 2020-09-07 05:06 01:17:07 1960614 500 372 6 122 +324.17 +/- 31.0
137525 ncm-et-4 2020-09-07 05:06 01:17:28 1969726 500 369 8 123 +316.8 +/- 30.9
137524 ncm-et-15 2020-09-07 05:04 01:17:48 1964148 500 371 6 123 +322.67 +/- 30.87
137523 ncm-et-3 2020-09-07 05:04 01:17:34 1963535 500 387 8 105 +344.48 +/- 33.51
137522 ncm-et-9 2020-09-07 05:04 01:17:28 1961847 500 367 6 127 +316.8 +/- 30.35
137521 ncm-et-10 2020-09-07 03:48 01:17:29 1967697 500 360 6 134 +306.84 +/- 29.51
137520 ncm-et-13 2020-09-07 03:47 01:20:24 1958931 500 361 3 136 +312.48 +/- 29.17
137519 ncm-et-4 2020-09-07 03:47 01:17:41 1968217 500 370 7 123 +319.72 +/- 30.88
137518 ncm-et-3 2020-09-07 03:47 01:16:14 1963533 500 369 8 123 +316.8 +/- 30.9
137517 ncm-et-15 2020-09-07 03:46 01:17:21 1960615 500 371 3 126 +327.18 +/- 30.38
137516 ncm-et-9 2020-09-07 03:45 01:17:33 1962306 500 366 2 132 +321.19 +/- 29.59
137515 ncm-et-4 2020-09-07 02:28 01:18:14 1969724 500 376 6 118 +330.23 +/- 31.54
137514 ncm-et-10 2020-09-07 02:28 01:19:15 1954804 500 359 7 134 +304.07 +/- 29.53
137513 ncm-et-9 2020-09-07 02:28 01:16:20 1969558 500 378 6 116 +333.32 +/- 31.82
137512 ncm-et-3 2020-09-07 02:27 01:18:36 1961389 500 374 11 115 +319.72 +/- 31.97
137511 ncm-et-15 2020-09-07 02:27 01:17:31 1962456 500 358 7 135 +302.7 +/- 29.42
137510 ncm-et-13 2020-09-07 02:27 01:19:09 1959847 500 373 3 124 +330.23 +/- 30.64
137215 ncm-et-4 2020-09-04 11:42 01:17:30 1965543 500 365 7 128 +312.48 +/- 30.25
137214 ncm-et-9 2020-09-04 11:42 01:16:42 1971736 500 370 5 125 +322.67 +/- 30.58
137213 ncm-et-15 2020-09-04 11:41 01:17:55 1963073 500 367 4 129 +319.72 +/- 30.05
137212 ncm-et-13 2020-09-04 11:40 01:17:19 1960924 500 375 5 120 +330.23 +/- 31.24
137211 ncm-et-3 2020-09-04 11:40 01:16:35 1962304 500 379 3 118 +339.63 +/- 31.46
137210 ncm-et-10 2020-09-04 11:39 01:17:29 1956789 500 385 8 107 +341.24 +/- 33.19
137209 ncm-et-15 2020-09-04 10:23 01:16:42 1966487 500 370 8 122 +318.25 +/- 31.03
137208 ncm-et-4 2020-09-04 10:23 01:17:49 1968469 500 377 4 119 +334.88 +/- 31.35
137207 ncm-et-3 2020-09-04 10:23 01:15:52 1964302 500 364 6 130 +312.48 +/- 29.98
137206 ncm-et-9 2020-09-04 10:23 01:17:46 1974202 500 387 5 108 +349.43 +/- 33.01
137205 ncm-et-13 2020-09-04 10:23 01:16:41 1961074 500 362 3 135 +313.91 +/- 29.29
137204 ncm-et-10 2020-09-04 10:21 01:17:07 1967235 500 369 6 125 +319.72 +/- 30.61
137203 ncm-et-4 2020-09-04 09:05 01:17:27 1969574 500 382 2 116 +346.12 +/- 31.7
137202 ncm-et-9 2020-09-04 09:05 01:17:27 1969105 500 378 2 120 +339.63 +/- 31.13
137201 ncm-et-3 2020-09-04 09:05 01:17:28 1961691 500 371 4 125 +325.67 +/- 30.55
137200 ncm-et-10 2020-09-04 09:05 01:15:22 1964313 500 369 10 121 +313.91 +/- 31.16
137199 ncm-et-13 2020-09-04 09:05 01:16:59 1961540 500 372 5 123 +325.67 +/- 30.84
137198 ncm-et-15 2020-09-04 09:04 01:17:46 1970018 500 349 7 144 +290.66 +/- 28.43

Commit

Commit ID 9b5b9ec9a6a3a0e46ac00f58976887560948a7e2
Author VoyagerOne
Date 2020-08-30 12:17:23 UTC
QS Pruning Simplification Remove depth dependence in QS pruning STC: LLR: 2.95 (-2.94,2.94) {-1.25,0.25} Total: 40536 W: 4442 L: 4358 D: 31736 Ptnml(0-2): 209, 3330, 13118, 3390, 221 https://tests.stockfishchess.org/tests/view/5f49035b3def6407861152f9 LTC: LLR: 2.95 (-2.94,2.94) {-0.75,0.25} Total: 97104 W: 5164 L: 5130 D: 86810 Ptnml(0-2): 103, 4478, 39377, 4470, 124 https://tests.stockfishchess.org/tests/view/5f4939d53def640786115322 closes https://github.com/official-stockfish/Stockfish/pull/3077 Bench: 3865238
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