Dev Builds » 20230405-0623

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 09:37:13 1957500 3377 2912 3 462 +451.25 ± 15.85
ncm-et-4 09:37:12 1957428 3359 2869 6 484 +439.38 ± 15.49
ncm-et-9 09:36:51 1944611 3343 2869 5 469 +445.02 ± 15.73
ncm-et-10 09:36:55 1946742 3350 2900 3 447 +455.83 ± 16.11
ncm-et-13 09:29:56 1904267 3194 2735 6 453 +442.04 ± 16.01
ncm-et-15 09:37:19 1952952 3377 2908 4 465 +449.27 ± 15.8
20000 17193 27 2780 +447.1 ± 6.45

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
182379 ncm-et-13 2023-04-06 06:30 00:18:36 1973896 107 91 0 16 +437.0 ± 90.96
182378 ncm-et-9 2023-04-06 05:49 00:59:19 1920880 343 298 0 45 +461.45 ± 51.86
182377 ncm-et-10 2023-04-06 05:49 00:59:28 1948581 350 311 0 39 +491.65 ± 56.01
182376 ncm-et-4 2023-04-06 05:46 01:02:20 1953478 359 313 0 46 +465.84 ± 51.27
182375 ncm-et-15 2023-04-06 05:45 01:04:14 1959851 377 329 1 47 +463.2 ± 50.8
182374 ncm-et-3 2023-04-06 05:44 01:05:14 1964503 377 327 0 50 +459.43 ± 49.07
182369 ncm-et-13 2023-04-06 05:04 01:25:38 1943266 500 427 2 71 +436.43 ± 40.99
182368 ncm-et-10 2023-04-06 04:25 01:23:27 1961231 500 432 0 68 +454.76 ± 41.82
182367 ncm-et-9 2023-04-06 04:22 01:26:16 1953506 500 429 0 71 +446.7 ± 40.89
182366 ncm-et-4 2023-04-06 04:21 01:24:35 1961690 500 428 2 70 +438.95 ± 41.29
182365 ncm-et-3 2023-04-06 04:19 01:24:06 1967077 500 433 0 67 +457.52 ± 42.15
182364 ncm-et-15 2023-04-06 04:18 01:25:43 1944978 500 440 0 60 +477.98 ± 44.67
182359 ncm-et-13 2023-04-06 03:39 01:24:32 1960156 500 433 1 66 +454.76 ± 42.55
182358 ncm-et-10 2023-04-06 02:57 01:27:08 1927211 500 434 2 64 +454.76 ± 43.27
182357 ncm-et-9 2023-04-06 02:56 01:25:36 1942992 500 426 0 74 +438.95 ± 40.01
182356 ncm-et-4 2023-04-06 02:54 01:26:19 1955889 500 431 1 68 +449.35 ± 41.89
182355 ncm-et-3 2023-04-06 02:52 01:26:13 1950717 500 431 0 69 +452.04 ± 41.5
182354 ncm-et-15 2023-04-06 02:52 01:25:47 1951618 500 422 1 77 +426.65 ± 39.25
182349 ncm-et-13 2023-04-06 01:48 01:50:16 1510282 500 434 2 64 +454.76 ± 43.27
182348 ncm-et-10 2023-04-06 01:30 01:26:47 1940127 500 427 0 73 +441.5 ± 40.29
182347 ncm-et-9 2023-04-06 01:29 01:26:17 1946320 500 425 1 74 +433.94 ± 40.08
182346 ncm-et-4 2023-04-06 01:28 01:25:12 1958960 500 428 1 71 +441.5 ± 40.95
182345 ncm-et-3 2023-04-06 01:27 01:24:29 1959581 500 437 0 63 +468.95 ± 43.54
182344 ncm-et-15 2023-04-06 01:27 01:24:25 1967565 500 440 0 60 +477.98 ± 44.67
182343 ncm-et-13 2023-04-06 01:26 00:15:09 1957403 87 81 0 6 +578.81 ± 182.93
182338 ncm-et-9 2023-04-06 00:02 01:25:50 1933718 500 426 2 72 +433.94 ± 40.69
182337 ncm-et-10 2023-04-06 00:01 01:27:56 1948291 500 430 1 69 +446.7 ± 41.57
182336 ncm-et-4 2023-04-06 00:01 01:26:33 1957402 500 420 0 80 +424.27 ± 38.4
182335 ncm-et-13 2023-04-06 00:00 01:25:04 1965842 500 418 1 81 +417.32 ± 38.22
182334 ncm-et-3 2023-04-06 00:00 01:26:05 1946170 500 434 2 64 +454.76 ± 43.27
182333 ncm-et-15 2023-04-05 23:59 01:26:59 1949791 500 428 1 71 +441.5 ± 40.95
182328 ncm-et-9 2023-04-05 22:36 01:26:17 1958479 500 433 1 66 +454.76 ± 42.55
182327 ncm-et-13 2023-04-05 22:35 01:24:23 1965400 500 423 0 77 +431.48 ± 39.18
182326 ncm-et-3 2023-04-05 22:35 01:24:28 1961383 500 425 1 74 +433.94 ± 40.08
182325 ncm-et-10 2023-04-05 22:34 01:26:06 1948767 500 431 0 69 +452.04 ± 41.5
182324 ncm-et-4 2023-04-05 22:34 01:26:18 1958195 500 419 2 79 +417.32 ± 38.77
182323 ncm-et-15 2023-04-05 22:32 01:26:35 1937475 500 429 1 70 +444.09 ± 41.26
182318 ncm-et-13 2023-04-05 21:08 01:26:18 1957895 500 428 0 72 +444.08 ± 40.59
182317 ncm-et-10 2023-04-05 21:08 01:26:03 1952987 500 435 0 65 +463.15 ± 42.83
182316 ncm-et-3 2023-04-05 21:08 01:26:38 1953069 500 425 0 75 +436.43 ± 39.73
182315 ncm-et-4 2023-04-05 21:08 01:25:55 1956385 500 430 0 70 +449.35 ± 41.19
182314 ncm-et-9 2023-04-05 21:08 01:27:16 1956384 500 432 1 67 +452.04 ± 42.22
182313 ncm-et-15 2023-04-05 21:08 01:23:36 1959391 500 420 0 80 +424.27 ± 38.4

Commit

Commit ID 510aca1ef62279dc35941fa45ed61fb9d3796f10
Author Michael Chaly
Date 2023-04-05 06:23:54 UTC
Assign negative stat bonuses for quiet moves at Pv nodes This patch assigns negative stat bonuses for quiet moves at pv nodes which are searched at depth greater than this node assumes, so are extended. Passed STC: https://tests.stockfishchess.org/tests/view/6426198bdb43ab2ba6f9cfa2 LLR: 2.94 (-2.94,2.94) <0.00,2.00> Total: 548944 W: 147287 L: 146254 D: 255403 Ptnml(0-2): 1662, 59772, 150671, 60605, 1762 Passed LTC: https://tests.stockfishchess.org/tests/view/642be4f177ff3301150d892d LLR: 2.95 (-2.94,2.94) <0.50,2.50> Total: 93352 W: 25400 L: 24994 D: 42958 Ptnml(0-2): 44, 8817, 28547, 9225, 43 closes https://github.com/official-stockfish/Stockfish/pull/4495 bench 5044536
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