Dev Builds » 20200921-0619

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 08:36:27 1962699 3352 2563 20 769 +345.01 +/- 12.25
ncm-et-4 08:36:19 1967448 3335 2595 22 718 +355.79 +/- 12.7
ncm-et-9 08:36:16 1968616 3345 2581 26 738 +349.29 +/- 12.53
ncm-et-10 08:36:20 1962763 3334 2594 24 716 +355.22 +/- 12.72
ncm-et-13 08:36:17 1956399 3300 2527 31 742 +343.15 +/- 12.5
ncm-et-15 08:36:23 1967357 3334 2585 30 719 +351.4 +/- 12.7
20000 15445 153 4402 +349.94 +/- 5.12

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
139119 ncm-et-13 2020-09-22 15:23 00:47:52 1930173 300 213 6 81 +294.61 +/- 38.18
139118 ncm-et-10 2020-09-22 15:21 00:50:08 1962317 334 264 3 67 +364.48 +/- 42.15
139117 ncm-et-15 2020-09-22 15:20 00:51:29 1970644 334 262 5 67 +354.04 +/- 42.16
139116 ncm-et-4 2020-09-22 15:19 00:52:23 1973898 335 249 2 84 +328.18 +/- 37.34
139115 ncm-et-9 2020-09-22 15:18 00:52:50 1967242 345 265 3 77 +345.64 +/- 39.19
139114 ncm-et-3 2020-09-22 15:17 00:54:35 1963687 352 274 3 75 +354.4 +/- 39.75
139113 ncm-et-13 2020-09-22 14:04 01:18:42 1961229 500 381 2 117 +344.48 +/- 31.55
139112 ncm-et-10 2020-09-22 14:03 01:17:46 1960786 500 404 2 94 +385.59 +/- 35.4
139111 ncm-et-15 2020-09-22 14:02 01:16:54 1966004 500 381 1 118 +346.12 +/- 31.36
139110 ncm-et-9 2020-09-22 14:00 01:17:09 1973434 500 387 6 107 +347.77 +/- 33.18
139109 ncm-et-4 2020-09-22 14:00 01:17:48 1966805 500 396 2 102 +370.41 +/- 33.92
139108 ncm-et-3 2020-09-22 13:59 01:16:37 1963071 500 393 1 106 +366.78 +/- 33.19
139107 ncm-et-10 2020-09-22 12:45 01:16:49 1971253 500 388 3 109 +354.5 +/- 32.8
139106 ncm-et-13 2020-09-22 12:44 01:18:43 1962611 500 386 3 111 +351.11 +/- 32.49
139105 ncm-et-4 2020-09-22 12:42 01:16:46 1963994 500 381 3 116 +342.85 +/- 31.74
139104 ncm-et-15 2020-09-22 12:42 01:18:35 1972037 500 392 7 101 +354.5 +/- 34.18
139103 ncm-et-9 2020-09-22 12:42 01:17:25 1967700 500 379 4 117 +338.04 +/- 31.63
139102 ncm-et-3 2020-09-22 12:39 01:18:45 1960157 500 381 4 115 +341.24 +/- 31.92
139101 ncm-et-10 2020-09-22 11:27 01:16:56 1964614 500 385 4 111 +347.77 +/- 32.52
139100 ncm-et-13 2020-09-22 11:24 01:18:24 1959238 500 389 4 107 +354.5 +/- 33.15
139099 ncm-et-9 2020-09-22 11:24 01:16:36 1966776 500 375 3 122 +333.32 +/- 30.91
139098 ncm-et-15 2020-09-22 11:23 01:17:48 1969566 500 389 4 107 +354.5 +/- 33.15
139097 ncm-et-4 2020-09-22 11:23 01:18:40 1971120 500 400 5 95 +372.25 +/- 35.28
139096 ncm-et-3 2020-09-22 11:22 01:16:23 1964918 500 383 3 114 +346.12 +/- 32.03
139095 ncm-et-13 2020-09-22 10:07 01:16:26 1959853 500 389 6 105 +351.11 +/- 33.51
139094 ncm-et-10 2020-09-22 10:07 01:18:41 1960772 500 385 5 110 +346.12 +/- 32.7
139093 ncm-et-9 2020-09-22 10:06 01:16:47 1964800 500 396 7 97 +361.43 +/- 34.89
139092 ncm-et-4 2020-09-22 10:05 01:16:13 1963075 500 388 5 107 +351.11 +/- 33.17
139091 ncm-et-15 2020-09-22 10:04 01:17:52 1966309 500 394 2 104 +366.78 +/- 33.58
139090 ncm-et-3 2020-09-22 10:04 01:17:14 1964147 500 373 2 125 +331.77 +/- 30.47
139089 ncm-et-10 2020-09-22 08:48 01:17:34 1964491 500 387 4 109 +351.11 +/- 32.83
139088 ncm-et-4 2020-09-22 08:47 01:17:13 1969865 500 388 1 111 +357.94 +/- 32.39
139087 ncm-et-13 2020-09-22 08:47 01:19:06 1962152 500 380 6 114 +336.46 +/- 32.11
139086 ncm-et-3 2020-09-22 08:46 01:16:13 1962457 500 382 2 116 +346.12 +/- 31.7
139085 ncm-et-9 2020-09-22 08:46 01:18:45 1965383 500 376 2 122 +336.46 +/- 30.86
139084 ncm-et-15 2020-09-22 08:46 01:17:32 1963531 500 386 4 110 +349.43 +/- 32.67
139083 ncm-et-10 2020-09-22 07:29 01:18:26 1955113 500 381 3 116 +342.85 +/- 31.74
139082 ncm-et-4 2020-09-22 07:29 01:17:16 1963383 500 393 4 103 +361.43 +/- 33.81
139081 ncm-et-13 2020-09-22 07:29 01:17:04 1959541 500 389 4 107 +354.5 +/- 33.15
139080 ncm-et-3 2020-09-22 07:29 01:16:40 1960461 500 377 5 118 +333.32 +/- 31.52
139079 ncm-et-15 2020-09-22 07:29 01:16:13 1963408 500 381 7 112 +336.46 +/- 32.42
139078 ncm-et-9 2020-09-22 07:28 01:16:44 1974981 500 403 1 96 +385.59 +/- 34.96

Commit

Commit ID 16b4578cc1bb0cc0dead19e7d9248553c977f8ca
Author Stefan Geschwentner
Date 2020-09-21 06:19:10 UTC
Tweak hybrid treshold. Increase the first hybrid threshold with more material. Rewrite the hybrid rules for clarity. STC: LLR: 2.94 (-2.94,2.94) {-0.25,1.25} Total: 24416 W: 3039 L: 2848 D: 18529 Ptnml(0-2): 135, 2136, 7503, 2271, 163 https://tests.stockfishchess.org/tests/view/5f6451efbb0cae038ca8f4dc LTC; LLR: 2.95 (-2.94,2.94) {0.25,1.25} Total: 65016 W: 3702 L: 3455 D: 57859 Ptnml(0-2): 66, 2991, 26157, 3218, 76 https://tests.stockfishchess.org/tests/view/5f64b143bb0cae038ca8f51f closes https://github.com/official-stockfish/Stockfish/pull/3140 Bench: 3973739
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