Dev Builds » 20200615-0605

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 08:23:43 1961474 3331 2151 48 1132 +258.37 +/- 10.04
ncm-et-4 08:24:39 1965026 3339 2153 43 1143 +258.71 +/- 9.98
ncm-et-9 08:24:34 1967189 3335 2104 60 1171 +247.91 +/- 9.88
ncm-et-10 08:23:50 1960805 3318 2156 48 1114 +260.68 +/- 10.13
ncm-et-13 08:24:31 1964236 3338 2160 44 1134 +259.86 +/- 10.02
ncm-et-15 08:24:05 1966492 3339 2127 53 1159 +252.54 +/- 9.92
20000 12851 296 6853 +256.3 +/- 4.08

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
132602 ncm-et-10 2020-06-15 19:06 00:47:58 1957115 318 202 2 114 +256.98 +/- 31.52
132601 ncm-et-13 2020-06-15 19:04 00:49:53 1964150 338 216 3 119 +257.7 +/- 30.95
132600 ncm-et-15 2020-06-15 19:04 00:50:08 1964006 339 213 6 120 +246.65 +/- 31.0
132599 ncm-et-3 2020-06-15 19:04 00:50:12 1964147 331 221 5 105 +270.92 +/- 33.27
132598 ncm-et-4 2020-06-15 19:04 00:50:36 1968936 339 227 3 109 +275.92 +/- 32.5
132597 ncm-et-9 2020-06-15 19:03 00:51:06 1967545 335 210 4 121 +249.04 +/- 30.72
132596 ncm-et-10 2020-06-15 17:49 01:16:15 1956943 500 331 8 161 +266.97 +/- 26.8
132595 ncm-et-4 2020-06-15 17:48 01:14:06 1973898 500 343 5 152 +285.49 +/- 27.55
132594 ncm-et-3 2020-06-15 17:47 01:15:37 1964147 500 318 10 172 +249.64 +/- 25.91
132593 ncm-et-9 2020-06-15 17:47 01:14:58 1965085 500 316 10 174 +247.41 +/- 25.75
132592 ncm-et-13 2020-06-15 17:47 01:16:15 1962306 500 325 4 171 +264.6 +/- 25.79
132591 ncm-et-15 2020-06-15 17:47 01:16:19 1963224 500 312 7 181 +246.3 +/- 25.1
132590 ncm-et-3 2020-06-15 16:33 01:13:21 1960312 500 338 6 156 +277.93 +/- 27.2
132589 ncm-et-10 2020-06-15 16:32 01:15:29 1959389 500 322 8 170 +256.44 +/- 26.02
132588 ncm-et-15 2020-06-15 16:32 01:13:45 1966934 500 324 9 167 +257.59 +/- 26.3
132587 ncm-et-4 2020-06-15 16:31 01:16:13 1968941 500 318 8 174 +251.89 +/- 25.69
132586 ncm-et-9 2020-06-15 16:31 01:14:45 1974525 500 301 13 186 +228.08 +/- 24.89
132585 ncm-et-13 2020-06-15 16:31 01:14:44 1963071 500 325 5 170 +263.42 +/- 25.92
132584 ncm-et-3 2020-06-15 15:16 01:15:19 1960003 500 322 7 171 +257.59 +/- 25.91
132583 ncm-et-4 2020-06-15 15:15 01:15:06 1969103 500 314 10 176 +245.2 +/- 25.59
132582 ncm-et-15 2020-06-15 15:14 01:16:19 1967237 500 332 10 158 +265.78 +/- 27.12
132581 ncm-et-10 2020-06-15 15:14 01:17:14 1958941 500 324 7 169 +259.91 +/- 26.07
132580 ncm-et-13 2020-06-15 15:14 01:16:12 1960011 500 317 7 176 +251.89 +/- 25.5
132579 ncm-et-9 2020-06-15 15:13 01:16:44 1969725 500 302 9 189 +233.32 +/- 24.56
132578 ncm-et-4 2020-06-15 13:59 01:15:22 1973116 500 328 3 169 +269.37 +/- 25.92
132577 ncm-et-3 2020-06-15 13:58 01:16:46 1957866 500 321 11 168 +251.89 +/- 26.27
132576 ncm-et-9 2020-06-15 13:57 01:14:58 1966192 500 328 6 166 +265.78 +/- 26.3
132575 ncm-et-10 2020-06-15 13:57 01:15:58 1964470 500 330 7 163 +266.97 +/- 26.6
132574 ncm-et-13 2020-06-15 13:57 01:16:05 1963686 500 315 10 175 +246.3 +/- 25.67
132573 ncm-et-15 2020-06-15 13:56 01:17:14 1962766 500 304 6 190 +238.66 +/- 24.39
132572 ncm-et-3 2020-06-15 12:42 01:15:52 1962311 500 312 6 182 +247.41 +/- 24.99
132571 ncm-et-15 2020-06-15 12:40 01:14:51 1970950 500 321 8 171 +255.3 +/- 25.94
132570 ncm-et-4 2020-06-15 12:40 01:17:37 1936423 500 302 9 189 +233.32 +/- 24.56
132569 ncm-et-9 2020-06-15 12:40 01:16:31 1960001 500 332 10 158 +265.78 +/- 27.12
132568 ncm-et-13 2020-06-15 12:40 01:15:59 1964148 500 335 8 157 +271.78 +/- 27.17
132567 ncm-et-10 2020-06-15 12:40 01:16:11 1964015 500 321 11 168 +251.89 +/- 26.27
132566 ncm-et-3 2020-06-15 11:24 01:16:36 1961535 500 319 3 178 +258.75 +/- 25.17
132565 ncm-et-10 2020-06-15 11:24 01:14:45 1964768 500 326 5 169 +264.6 +/- 26.0
132564 ncm-et-15 2020-06-15 11:24 01:15:29 1970330 500 321 7 172 +256.44 +/- 25.82
132563 ncm-et-13 2020-06-15 11:23 01:15:23 1972283 500 327 7 166 +263.42 +/- 26.33
132562 ncm-et-9 2020-06-15 11:23 01:15:32 1967254 500 315 8 177 +248.53 +/- 25.45
132561 ncm-et-4 2020-06-15 11:23 01:15:39 1964766 500 321 5 174 +258.75 +/- 25.59

Commit

Commit ID 995ee4b31105ad8c7976cc68c11fabfdc5108e63
Author xoto10
Date 2020-06-15 06:05:16 UTC
Retuned values after eval quantize patch. The last search tune patch was tested before the implementation of #2733 which presumably changed the search characteristics noticeably. Another tuning run was done, see https://tests.stockfishchess.org/tests/view/5ee5b434ca6c451633a9a08c and the updated values passed these tests: STC: LLR: 2.93 (-2.94,2.94) {-0.50,1.50} Total: 34352 W: 6600 L: 6360 D: 21392 Ptnml(0-2): 581, 3947, 7914, 4119, 615 https://tests.stockfishchess.org/tests/view/5ee62f05ca6c451633a9a15f LTC 60+0.6 th 1 : LLR: 2.97 (-2.94,2.94) {0.25,1.75} Total: 11176 W: 1499 L: 1304 D: 8373 Ptnml(0-2): 69, 933, 3403, 1100, 83 https://tests.stockfishchess.org/tests/view/5ee6205bca6c451633a9a147 SMP LTC 20+0.2 th 8 : LLR: 2.93 (-2.94,2.94) {0.25,1.75} Total: 54032 W: 6126 L: 5826 D: 42080 Ptnml(0-2): 278, 4454, 17280, 4698, 306 https://tests.stockfishchess.org/tests/view/5ee62f25ca6c451633a9a162 Closes https://github.com/official-stockfish/Stockfish/pull/2742 Bench 4957812
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