Dev Builds » 20200128-1825

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 09:11:56 1962649 3650 2222 61 1367 +236.54 +/- 9.1
ncm-et-4 07:59:49 1956176 3118 1934 45 1139 +244.01 +/- 9.97
ncm-et-9 08:05:20 1968727 3211 2058 53 1100 +254.4 +/- 10.19
ncm-et-10 08:00:00 1964695 3185 1952 39 1194 +241.17 +/- 9.71
ncm-et-13 07:59:07 1971051 3205 1963 51 1191 +238.97 +/- 9.75
ncm-et-15 09:11:12 1968652 3631 2283 57 1291 +248.0 +/- 9.39
20000 12412 306 7282 +243.72 +/- 3.95

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
113617 ncm-et-4 2020-01-29 07:58 00:18:06 1972213 118 75 0 43 +260.83 +/- 51.44
113616 ncm-et-15 2020-01-29 07:56 00:20:40 1970943 131 87 3 41 +264.14 +/- 54.03
113615 ncm-et-3 2020-01-29 07:54 00:22:07 1962149 150 88 5 57 +216.51 +/- 45.38
113614 ncm-et-10 2020-01-29 07:48 00:28:17 1962479 185 111 2 72 +235.01 +/- 39.73
113613 ncm-et-13 2020-01-29 07:45 00:31:07 1978879 205 114 6 85 +203.51 +/- 36.77
113612 ncm-et-9 2020-01-29 07:44 00:32:18 1973449 211 135 2 74 +257.79 +/- 39.41
113611 ncm-et-15 2020-01-29 06:40 01:14:54 1969558 500 310 12 178 +238.66 +/- 25.48
113610 ncm-et-4 2020-01-29 06:39 01:18:18 1934394 500 310 5 185 +246.3 +/- 24.72
113609 ncm-et-3 2020-01-29 06:37 01:16:10 1962917 500 308 5 187 +244.1 +/- 24.57
113608 ncm-et-10 2020-01-29 06:33 01:14:19 1971110 500 297 5 198 +232.26 +/- 23.77
113607 ncm-et-13 2020-01-29 06:30 01:14:15 1978878 500 319 5 176 +256.44 +/- 25.42
113606 ncm-et-9 2020-01-29 06:27 01:15:13 1968797 500 334 10 156 +268.17 +/- 27.31
113605 ncm-et-15 2020-01-29 05:23 01:15:30 1969868 500 329 6 165 +266.97 +/- 26.39
113604 ncm-et-3 2020-01-29 05:20 01:15:01 1962763 500 306 10 184 +236.51 +/- 24.97
113603 ncm-et-4 2020-01-29 05:20 01:17:18 1940899 500 308 6 186 +243.0 +/- 24.68
113602 ncm-et-10 2020-01-29 05:18 01:14:05 1967086 500 299 7 194 +232.26 +/- 24.13
113601 ncm-et-13 2020-01-29 05:13 01:15:54 1963846 500 309 7 184 +243.0 +/- 24.87
113600 ncm-et-9 2020-01-29 05:12 01:14:41 1965090 500 319 12 169 +248.53 +/- 26.2
113599 ncm-et-15 2020-01-29 04:07 01:14:53 1974051 500 310 10 180 +240.82 +/- 25.27
113598 ncm-et-3 2020-01-29 04:03 01:16:22 1963071 500 297 10 193 +227.04 +/- 24.3
113597 ncm-et-4 2020-01-29 04:03 01:16:27 1973115 500 315 9 176 +247.41 +/- 25.56
113596 ncm-et-10 2020-01-29 04:01 01:15:14 1959391 500 309 8 183 +241.91 +/- 24.98
113595 ncm-et-13 2020-01-29 03:57 01:14:35 1967083 500 309 10 181 +239.74 +/- 25.19
113594 ncm-et-9 2020-01-29 03:56 01:14:46 1971718 500 317 8 175 +250.77 +/- 25.61
113593 ncm-et-15 2020-01-29 02:50 01:15:37 1966616 500 315 2 183 +255.3 +/- 24.73
113592 ncm-et-3 2020-01-29 02:47 01:14:36 1964763 500 312 4 184 +249.64 +/- 24.75
113591 ncm-et-4 2020-01-29 02:45 01:16:57 1964921 500 313 7 180 +247.41 +/- 25.18
113590 ncm-et-10 2020-01-29 02:44 01:16:20 1963704 500 321 2 177 +262.24 +/- 25.2
113589 ncm-et-13 2020-01-29 02:42 01:13:56 1971725 500 306 8 186 +238.66 +/- 24.75
113588 ncm-et-9 2020-01-29 02:38 01:16:18 1971416 500 317 11 172 +247.41 +/- 25.93
113587 ncm-et-15 2020-01-29 01:33 01:16:19 1968949 500 302 7 191 +235.45 +/- 24.35
113586 ncm-et-3 2020-01-29 01:32 01:14:46 1963993 500 317 8 175 +250.77 +/- 25.61
113585 ncm-et-13 2020-01-29 01:27 01:14:31 1972495 500 296 8 196 +228.08 +/- 24.03
113584 ncm-et-10 2020-01-29 01:27 01:16:10 1968314 500 299 12 189 +227.04 +/- 24.65
113583 ncm-et-4 2020-01-29 01:27 01:17:18 1941383 500 300 8 192 +232.26 +/- 24.31
113582 ncm-et-9 2020-01-29 01:21 01:16:17 1964148 500 305 6 189 +239.74 +/- 24.46
113581 ncm-et-15 2020-01-29 00:16 01:16:30 1964616 500 321 9 170 +254.16 +/- 26.05
113580 ncm-et-3 2020-01-29 00:15 01:15:56 1963226 500 307 12 181 +235.45 +/- 25.24
113579 ncm-et-13 2020-01-29 00:11 01:14:49 1964455 500 310 7 183 +244.1 +/- 24.95
113578 ncm-et-4 2020-01-29 00:10 01:15:25 1966310 500 313 10 177 +244.1 +/- 25.51
113577 ncm-et-10 2020-01-29 00:10 01:15:35 1960787 500 316 3 181 +255.3 +/- 24.94
113576 ncm-et-9 2020-01-29 00:04 01:15:47 1966474 500 331 4 165 +271.78 +/- 26.31
113575 ncm-et-15 2020-01-28 22:58 01:16:49 1964617 500 309 8 183 +241.91 +/- 24.98
113574 ncm-et-3 2020-01-28 22:57 01:16:58 1958316 500 287 7 206 +219.87 +/- 23.31

Commit

Commit ID a910ba71eedde4f67805f05b29215cbeff4fe5f1
Author joergoster
Date 2020-01-28 18:25:39 UTC
Simplify hashfull calculation. We can simplify the calculation of the hashfull info by looping over exact 1,000 entries, and then divide the result by ClusterSize. Somewhat memory accesses, somewhat more accurate. Passed non-regression LTC https://tests.stockfishchess.org/tests/view/5e30079dab2d69d58394fd5d LLR: 2.94 (-2.94,2.94) {-1.50,0.50} Total: 30125 W: 3987 L: 3926 D: 22212 Ptnml(0-2): 177, 2504, 9558, 2642, 141 closes https://github.com/official-stockfish/Stockfish/pull/2523 No functional change.
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