Dev Builds » 20230218-1234

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 09:36:46 1956130 3326 2859 2 465 +448.01 +/- 15.79
ncm-et-4 09:36:14 1952777 3364 2840 2 522 +428.62 +/- 14.89
ncm-et-9 09:36:39 1952688 3305 2848 6 451 +449.23 +/- 16.05
ncm-et-10 09:36:45 1954513 3333 2878 7 448 +451.21 +/- 16.11
ncm-et-13 09:36:56 1957594 3355 2884 6 465 +446.47 +/- 15.8
ncm-et-15 09:36:56 1950955 3317 2901 6 410 +467.17 +/- 16.85
20000 17210 29 2761 +448.09 +/- 6.47

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
177214 ncm-et-9 2023-03-12 11:48 00:52:23 1954352 305 257 1 47 +423.51 +/- 50.71
177213 ncm-et-15 2023-03-12 11:46 00:54:55 1944811 317 271 1 45 +438.62 +/- 51.92
177212 ncm-et-3 2023-03-12 11:44 00:56:43 1966450 326 274 0 52 +424.85 +/- 47.97
177211 ncm-et-10 2023-03-12 11:43 00:57:41 1945886 333 289 1 43 +455.95 +/- 53.22
177210 ncm-et-13 2023-03-12 11:39 01:01:28 1951457 355 297 2 56 +413.9 +/- 46.32
177209 ncm-et-4 2023-03-12 11:37 01:03:09 1955566 364 307 0 57 +428.33 +/- 45.75
177192 ncm-et-9 2023-03-12 10:20 01:27:23 1954201 500 436 0 64 +466.03 +/- 43.18
177191 ncm-et-15 2023-03-12 10:17 01:28:05 1952708 500 439 2 59 +468.96 +/- 45.15
177190 ncm-et-3 2023-03-12 10:17 01:26:53 1943536 500 419 0 81 +421.93 +/- 38.15
177189 ncm-et-10 2023-03-12 10:16 01:26:13 1956661 500 420 0 80 +424.27 +/- 38.4
177188 ncm-et-13 2023-03-12 10:14 01:24:48 1966928 500 439 0 61 +474.93 +/- 44.28
177187 ncm-et-4 2023-03-12 10:14 01:23:08 1965077 500 420 0 80 +424.27 +/- 38.4
177147 ncm-et-9 2023-03-12 08:52 01:27:49 1949498 500 435 3 62 +454.76 +/- 43.98
177144 ncm-et-15 2023-03-12 08:51 01:26:03 1958625 500 440 1 59 +474.93 +/- 45.13
177139 ncm-et-3 2023-03-12 08:49 01:26:47 1954826 500 430 0 70 +449.35 +/- 41.19
177138 ncm-et-10 2023-03-12 08:47 01:28:34 1939693 500 435 1 64 +460.32 +/- 43.24
177137 ncm-et-13 2023-03-12 08:47 01:26:08 1954660 500 431 2 67 +446.7 +/- 42.25
177136 ncm-et-4 2023-03-12 08:46 01:26:40 1933309 500 428 1 71 +441.5 +/- 40.95
177081 ncm-et-9 2023-03-12 07:24 01:26:54 1951760 500 420 0 80 +424.27 +/- 38.4
177080 ncm-et-3 2023-03-12 07:24 01:24:58 1963124 500 437 0 63 +468.95 +/- 43.54
177079 ncm-et-15 2023-03-12 07:23 01:26:33 1953213 500 443 1 56 +484.25 +/- 46.39
177077 ncm-et-4 2023-03-12 07:21 01:24:06 1959408 500 419 0 81 +421.93 +/- 38.15
177073 ncm-et-10 2023-03-12 07:21 01:25:52 1958010 500 441 2 57 +474.93 +/- 45.97
177072 ncm-et-13 2023-03-12 07:21 01:25:57 1958993 500 428 1 71 +441.5 +/- 40.95
177016 ncm-et-3 2023-03-12 05:56 01:26:38 1954842 500 427 0 73 +441.5 +/- 40.29
177014 ncm-et-9 2023-03-12 05:56 01:27:47 1957581 500 443 1 56 +484.25 +/- 46.39
177013 ncm-et-4 2023-03-12 05:55 01:26:01 1957257 500 429 0 71 +446.7 +/- 40.89
177012 ncm-et-15 2023-03-12 05:54 01:28:45 1952863 500 436 0 64 +466.03 +/- 43.18
177011 ncm-et-10 2023-03-12 05:53 01:27:12 1954260 500 424 3 73 +426.65 +/- 40.41
177010 ncm-et-13 2023-03-12 05:53 01:27:08 1937980 500 422 0 78 +429.05 +/- 38.92
176955 ncm-et-3 2023-03-12 04:29 01:26:56 1958523 500 436 1 63 +463.16 +/- 43.6
176954 ncm-et-15 2023-03-12 04:28 01:25:05 1960168 500 442 0 58 +484.24 +/- 45.47
176953 ncm-et-4 2023-03-12 04:27 01:26:51 1949433 500 410 1 89 +399.81 +/- 36.38
176952 ncm-et-9 2023-03-12 04:27 01:28:08 1953290 500 441 0 59 +481.09 +/- 45.07
176951 ncm-et-10 2023-03-12 04:27 01:25:30 1960922 500 433 0 67 +457.52 +/- 42.15
176950 ncm-et-13 2023-03-12 04:26 01:25:52 1961738 500 431 0 69 +452.04 +/- 41.5
176889 ncm-et-4 2023-03-12 03:00 01:26:19 1949392 500 427 0 73 +441.5 +/- 40.29
176888 ncm-et-10 2023-03-12 03:00 01:25:43 1966163 500 436 0 64 +466.03 +/- 43.18
176887 ncm-et-3 2023-03-12 03:00 01:27:51 1951615 500 436 1 63 +463.16 +/- 43.6
176886 ncm-et-9 2023-03-12 03:00 01:26:15 1948134 500 416 1 83 +412.8 +/- 37.74
176885 ncm-et-15 2023-03-12 03:00 01:27:30 1934300 500 430 1 69 +446.7 +/- 41.57
176884 ncm-et-13 2023-03-12 03:00 01:25:35 1971408 500 436 1 63 +463.16 +/- 43.6

Commit

Commit ID 085cace4574bf561472d8d3d3afe50c2c536b4e3
Author Dubslow
Date 2023-02-18 12:34:40 UTC
Simplify late countermove bonus condition STC: https://tests.stockfishchess.org/tests/view/63d53ac6a67dd929a555e1e2 LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 216096 W: 56862 L: 56839 D: 102395 Ptnml(0-2): 648, 24033, 58650, 24082, 635 LTC: https://tests.stockfishchess.org/tests/view/63d7f9a6a67dd929a5565991 LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 808512 W: 214060 L: 214610 D: 379842 Ptnml(0-2): 301, 79448, 245293, 78928, 286 closes https://github.com/official-stockfish/Stockfish/pull/4392 Bench: 4283297
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