Dev Builds » 20200523-1119

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 08:28:40 1961409 3315 2103 40 1172 +253.21 ± 9.83
ncm-et-4 08:30:20 1958369 3329 2045 63 1221 +238.32 ± 9.66
ncm-et-9 08:26:24 1965857 3343 2135 47 1161 +254.49 ± 9.9
ncm-et-10 08:27:54 1961406 3330 2115 59 1156 +250.44 ± 9.95
ncm-et-13 08:27:34 1963590 3333 2100 51 1182 +248.95 ± 9.81
ncm-et-15 08:28:21 1969697 3350 2120 57 1173 +249.54 ± 9.87
20000 12618 317 7065 +249.11 ± 4.01

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
131617 ncm-et-3 2020-05-24 22:57 00:47:33 1959253 315 198 2 115 +253.15 ± 31.35
131616 ncm-et-4 2020-05-24 22:55 00:49:03 1974671 329 215 6 108 +260.64 ± 32.81
131615 ncm-et-10 2020-05-24 22:54 00:50:25 1956041 330 214 6 110 +257.77 ± 32.49
131614 ncm-et-9 2020-05-24 22:53 00:51:54 1964765 343 221 6 116 +255.77 ± 31.6
131613 ncm-et-13 2020-05-24 22:52 00:52:01 1964764 333 214 2 117 +261.44 ± 31.14
131612 ncm-et-15 2020-05-24 22:51 00:53:07 1966634 350 245 6 99 +289.92 ± 34.43
131611 ncm-et-3 2020-05-24 21:38 01:17:15 1962456 500 299 5 196 +234.38 ± 23.91
131610 ncm-et-4 2020-05-24 21:38 01:16:26 1973279 500 301 17 182 +223.94 ± 25.25
131609 ncm-et-10 2020-05-24 21:37 01:16:12 1961848 500 301 14 185 +227.04 ± 24.98
131608 ncm-et-13 2020-05-24 21:36 01:15:50 1963070 500 314 8 178 +247.41 ± 25.37
131607 ncm-et-9 2020-05-24 21:35 01:16:43 1967101 500 325 7 168 +261.07 ± 26.16
131606 ncm-et-15 2020-05-24 21:34 01:15:57 1971732 500 303 10 187 +233.32 ± 24.74
131605 ncm-et-10 2020-05-24 20:21 01:15:09 1965433 500 325 11 164 +256.44 ± 26.61
131604 ncm-et-3 2020-05-24 20:20 01:17:05 1961844 500 302 5 193 +237.58 ± 24.13
131603 ncm-et-13 2020-05-24 20:20 01:14:19 1963993 500 300 10 190 +230.16 ± 24.52
131602 ncm-et-4 2020-05-24 20:19 01:18:15 1943597 500 307 5 188 +243.0 ± 24.49
131601 ncm-et-9 2020-05-24 20:19 01:15:12 1966774 500 324 7 169 +259.91 ± 26.07
131600 ncm-et-15 2020-05-24 20:17 01:16:21 1968474 500 309 7 184 +243.0 ± 24.87
131599 ncm-et-3 2020-05-24 19:02 01:16:44 1961995 500 316 4 180 +254.16 ± 25.06
131598 ncm-et-4 2020-05-24 19:02 01:15:10 1972812 500 290 11 199 +218.86 ± 23.91
131597 ncm-et-10 2020-05-24 19:02 01:17:23 1957264 500 320 6 174 +256.44 ± 25.62
131596 ncm-et-9 2020-05-24 19:02 01:15:56 1963385 500 324 8 168 +258.75 ± 26.19
131595 ncm-et-13 2020-05-24 19:01 01:17:45 1958469 500 324 6 170 +261.07 ± 25.96
131594 ncm-et-15 2020-05-24 19:00 01:15:30 1964307 500 319 9 172 +251.89 ± 25.88
131593 ncm-et-9 2020-05-24 17:46 01:14:50 1970020 500 319 5 176 +256.44 ± 25.42
131592 ncm-et-4 2020-05-24 17:46 01:15:45 1972042 500 306 10 184 +236.51 ± 24.97
131591 ncm-et-3 2020-05-24 17:45 01:16:24 1964763 500 336 6 158 +275.45 ± 27.02
131590 ncm-et-10 2020-05-24 17:45 01:16:16 1963710 500 320 9 171 +253.02 ± 25.97
131589 ncm-et-15 2020-05-24 17:44 01:15:07 1972498 500 314 6 180 +249.64 ± 25.14
131588 ncm-et-13 2020-05-24 17:44 01:16:07 1962610 500 309 7 184 +243.0 ± 24.87
131587 ncm-et-15 2020-05-24 16:28 01:15:16 1972981 500 320 8 172 +254.16 ± 25.86
131586 ncm-et-9 2020-05-24 16:28 01:17:00 1962766 500 312 9 179 +244.1 ± 25.32
131585 ncm-et-13 2020-05-24 16:28 01:15:33 1967924 500 316 8 176 +249.64 ± 25.53
131584 ncm-et-10 2020-05-24 16:27 01:16:15 1963536 500 310 7 183 +244.1 ± 24.95
131583 ncm-et-4 2020-05-24 16:27 01:17:05 1974681 500 319 6 175 +255.3 ± 25.54
131582 ncm-et-3 2020-05-24 16:27 01:16:28 1960005 500 323 9 168 +256.44 ± 26.22
131497 ncm-et-3 2020-05-23 21:55 01:17:11 1959549 500 329 9 162 +263.42 ± 26.74
131496 ncm-et-4 2020-05-23 21:55 01:18:36 1897503 500 307 8 185 +239.74 ± 24.83
131495 ncm-et-10 2020-05-23 21:55 01:16:14 1962014 500 325 6 169 +262.24 ± 26.04
131494 ncm-et-13 2020-05-23 21:55 01:15:59 1964301 500 323 10 167 +255.3 ± 26.33
131493 ncm-et-15 2020-05-23 21:55 01:17:03 1971258 500 310 11 179 +239.74 ± 25.37
131492 ncm-et-9 2020-05-23 21:55 01:14:49 1966190 500 310 5 185 +246.3 ± 24.72

Commit

Commit ID d940e59dad51e78d5146bb21c8f792379df64816
Author xoto10
Date 2020-05-23 11:19:26 UTC
Keep low ply history from previous move This patch keeps the low-ply history from the previous move, shifting the data down by 2 ply. Tested with closedpos book: STC: LLR: 2.93 (-2.94,2.94) {-0.50,1.50} Total: 71584 W: 14175 L: 13891 D: 43518 Ptnml(0-2): 1069, 8228, 16993, 8354, 1148 https://tests.stockfishchess.org/tests/view/5ec0eaafe9d85f94dc429974 LTC: LLR: 2.94 (-2.94,2.94) {0.25,1.75} Total: 96552 W: 13946 L: 13498 D: 69108 Ptnml(0-2): 676, 9082, 28375, 9404, 739 https://tests.stockfishchess.org/tests/view/5ec145efe9d85f94dc4299b0 closes https://github.com/official-stockfish/Stockfish/pull/2688 Bench 5148950
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