Dev Builds » 20221023-1822

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 11:12:56 1946395 3295 2818 4 473 +441.53 +/- 15.66
ncm-et-4 11:13:00 1960183 3371 2883 7 481 +440.43 +/- 15.54
ncm-et-9 11:12:56 1958837 3338 2814 7 517 +425.37 +/- 14.98
ncm-et-10 11:12:58 1951877 3320 2879 3 438 +457.89 +/- 16.28
ncm-et-13 11:12:56 1961689 3350 2903 4 443 +456.65 +/- 16.19
ncm-et-15 11:12:48 1952623 3326 2853 6 467 +444.06 +/- 15.77
20000 17150 31 2819 +444.02 +/- 6.41

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
161403 ncm-et-3 2022-10-25 11:00 01:00:23 1950414 295 253 0 42 +446.2 +/- 53.72
161402 ncm-et-10 2022-10-25 10:55 01:04:33 1954548 320 281 0 39 +475.12 +/- 55.96
161401 ncm-et-15 2022-10-25 10:55 01:04:58 1963257 326 282 1 43 +451.99 +/- 53.21
161400 ncm-et-13 2022-10-25 10:51 01:09:25 1964466 350 303 1 46 +453.2 +/- 51.36
161399 ncm-et-9 2022-10-25 10:50 01:10:09 1956945 338 275 0 63 +395.24 +/- 43.33
161398 ncm-et-4 2022-10-25 10:46 01:14:33 1962492 371 316 0 55 +438.63 +/- 46.64
161397 ncm-et-3 2022-10-25 09:17 01:42:08 1941638 500 421 2 77 +421.93 +/- 39.29
161396 ncm-et-10 2022-10-25 09:13 01:42:01 1956678 500 432 1 67 +452.04 +/- 42.22
161395 ncm-et-15 2022-10-25 09:12 01:42:45 1945557 500 423 0 77 +431.48 +/- 39.18
161394 ncm-et-9 2022-10-25 09:10 01:38:47 1962164 500 418 1 81 +417.32 +/- 38.22
161393 ncm-et-13 2022-10-25 09:07 01:42:34 1954551 500 430 0 70 +449.35 +/- 41.19
161392 ncm-et-4 2022-10-25 09:04 01:40:28 1953630 500 420 2 78 +419.61 +/- 39.03
161391 ncm-et-3 2022-10-25 07:35 01:41:31 1948026 500 442 1 57 +481.1 +/- 45.96
161390 ncm-et-10 2022-10-25 07:32 01:39:45 1952864 500 426 0 74 +438.95 +/- 40.01
161389 ncm-et-9 2022-10-25 07:31 01:38:50 1965998 500 422 1 77 +426.65 +/- 39.25
161388 ncm-et-15 2022-10-25 07:28 01:42:35 1932482 500 426 0 74 +438.95 +/- 40.01
161387 ncm-et-13 2022-10-25 07:27 01:39:49 1964168 500 437 0 63 +468.95 +/- 43.54
161386 ncm-et-4 2022-10-25 07:25 01:39:14 1970637 500 434 0 66 +460.32 +/- 42.48
161385 ncm-et-3 2022-10-25 05:52 01:42:36 1938112 500 425 0 75 +436.43 +/- 39.73
161384 ncm-et-9 2022-10-25 05:49 01:41:00 1962303 500 425 1 74 +433.94 +/- 40.08
161383 ncm-et-10 2022-10-25 05:49 01:42:41 1951626 500 430 0 70 +449.35 +/- 41.19
161382 ncm-et-15 2022-10-25 05:49 01:38:50 1959391 500 440 0 60 +477.98 +/- 44.67
161381 ncm-et-13 2022-10-25 05:48 01:38:39 1965534 500 433 0 67 +457.52 +/- 42.15
161380 ncm-et-4 2022-10-25 05:45 01:39:06 1961539 500 432 0 68 +454.76 +/- 41.82
161379 ncm-et-3 2022-10-25 04:09 01:41:49 1948130 500 414 1 85 +408.38 +/- 37.27
161378 ncm-et-9 2022-10-25 04:07 01:41:40 1955880 500 430 2 68 +444.09 +/- 41.92
161377 ncm-et-10 2022-10-25 04:07 01:41:27 1946160 500 432 1 67 +452.04 +/- 42.22
161376 ncm-et-15 2022-10-25 04:05 01:43:13 1957857 500 432 2 66 +449.35 +/- 42.58
161375 ncm-et-4 2022-10-25 04:04 01:40:02 1962772 500 427 3 70 +433.94 +/- 41.3
161374 ncm-et-13 2022-10-25 04:04 01:42:53 1958933 500 434 2 64 +454.76 +/- 43.27
161373 ncm-et-3 2022-10-25 02:27 01:41:33 1951683 500 428 0 72 +444.08 +/- 40.59
161372 ncm-et-10 2022-10-25 02:26 01:40:45 1949647 500 440 1 59 +474.93 +/- 45.13
161371 ncm-et-4 2022-10-25 02:25 01:38:33 1960641 500 417 1 82 +415.05 +/- 37.98
161370 ncm-et-9 2022-10-25 02:24 01:42:30 1950551 500 416 1 83 +412.8 +/- 37.74
161369 ncm-et-15 2022-10-25 02:24 01:40:39 1959729 500 430 1 69 +446.7 +/- 41.57
161368 ncm-et-13 2022-10-25 02:23 01:40:19 1963388 500 437 0 63 +468.95 +/- 43.54
161367 ncm-et-3 2022-10-25 00:43 01:42:56 1946768 500 435 0 65 +463.15 +/- 42.83
161366 ncm-et-15 2022-10-25 00:43 01:39:48 1950092 500 420 2 78 +419.61 +/- 39.03
161365 ncm-et-4 2022-10-25 00:43 01:41:04 1949572 500 437 1 62 +466.04 +/- 43.97
161364 ncm-et-9 2022-10-25 00:43 01:40:00 1958018 500 428 1 71 +441.5 +/- 40.95
161363 ncm-et-10 2022-10-25 00:43 01:41:46 1951617 500 438 0 62 +471.92 +/- 43.9
161362 ncm-et-13 2022-10-25 00:43 01:39:17 1960789 500 429 1 70 +444.09 +/- 41.26

Commit

Commit ID 4ec8945eafc5b271d1c9d276fab590fa26c24901
Author Michael Chaly
Date 2022-10-23 18:22:04 UTC
Use TT moves more often in qsearch During the recapture phase of quiescence search (where we limit the generated moves to recaptures on the last seen capture square), the move picker will now emit the tt move, even if the tt move is not a recapture. Passed STC : https://tests.stockfishchess.org/tests/view/6350df2928d3a71cb1eef838 LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 90280 W: 24001 L: 23845 D: 42434 Ptnml(0-2): 273, 9779, 24941, 9813, 334 Passed LTC : https://tests.stockfishchess.org/tests/view/6351308b28d3a71cb1ef06ce LLR: 2.96 (-2.94,2.94) <-1.75,0.25> Total: 104504 W: 27937 L: 27807 D: 48760 Ptnml(0-2): 54, 10378, 31260, 10504, 56 closes https://github.com/official-stockfish/Stockfish/pull/4206 Bench: 4540268
Copyright 2011–2024 Next Chess Move LLC