Dev Builds » 20220731-0903

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 11:15:47 1961919 3325 2843 3 479 +441.68 ± 15.56
ncm-et-4 11:15:35 1954638 3346 2914 10 422 +460.18 ± 16.61
ncm-et-9 11:15:39 1963532 3337 2864 6 467 +444.68 ± 15.77
ncm-et-10 11:15:25 1953136 3307 2827 6 474 +440.27 ± 15.65
ncm-et-13 11:15:42 1961983 3343 2887 4 452 +452.58 ± 16.03
ncm-et-15 11:15:25 1961282 3342 2846 7 489 +435.8 ± 15.41
20000 17181 36 2783 +445.72 ± 6.45

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
159645 ncm-et-10 2022-07-31 22:10 01:03:39 1956503 307 252 1 54 +399.38 ± 47.1
159644 ncm-et-3 2022-07-31 22:08 01:06:33 1963224 325 283 0 42 +464.25 ± 53.78
159643 ncm-et-13 2022-07-31 22:07 01:07:40 1961231 343 300 1 42 +465.63 ± 53.91
159642 ncm-et-9 2022-07-31 22:06 01:08:43 1968936 337 297 1 39 +475.45 ± 56.08
159641 ncm-et-15 2022-07-31 22:04 01:09:40 1961228 342 291 0 51 +437.53 ± 48.5
159640 ncm-et-4 2022-07-31 22:03 01:10:58 1944280 346 300 2 44 +451.06 ± 52.59
159639 ncm-et-10 2022-07-31 20:28 01:41:22 1957862 500 444 0 56 +490.71 ± 46.32
159638 ncm-et-3 2022-07-31 20:26 01:40:47 1964302 500 432 0 68 +454.76 ± 41.82
159637 ncm-et-13 2022-07-31 20:24 01:42:08 1958933 500 429 1 70 +444.09 ± 41.26
159636 ncm-et-15 2022-07-31 20:23 01:40:50 1957709 500 425 0 75 +436.43 ± 39.73
159635 ncm-et-9 2022-07-31 20:22 01:42:39 1954363 500 437 3 60 +460.32 ± 44.73
159634 ncm-et-4 2022-07-31 20:21 01:41:02 1967695 500 428 2 70 +438.95 ± 41.29
159633 ncm-et-10 2022-07-31 18:45 01:42:38 1952225 500 438 1 61 +468.96 ± 44.35
159632 ncm-et-15 2022-07-31 18:42 01:39:53 1961078 500 425 1 74 +433.94 ± 40.08
159631 ncm-et-13 2022-07-31 18:42 01:41:09 1964609 500 430 0 70 +449.35 ± 41.19
159630 ncm-et-3 2022-07-31 18:42 01:44:00 1957256 500 420 0 80 +424.27 ± 38.4
159629 ncm-et-9 2022-07-31 18:39 01:43:10 1958015 500 416 0 84 +415.04 ± 37.43
159628 ncm-et-4 2022-07-31 18:38 01:43:15 1910167 500 423 0 77 +431.48 ± 39.18
159627 ncm-et-10 2022-07-31 17:03 01:41:33 1958373 500 420 2 78 +419.61 ± 39.03
159626 ncm-et-3 2022-07-31 17:01 01:40:23 1960004 500 435 0 65 +463.15 ± 42.83
159625 ncm-et-15 2022-07-31 16:59 01:42:23 1960929 500 424 4 72 +424.28 ± 40.69
159624 ncm-et-13 2022-07-31 16:59 01:42:53 1962472 500 429 1 70 +444.09 ± 41.26
159623 ncm-et-9 2022-07-31 16:58 01:39:37 1967240 500 428 0 72 +444.08 ± 40.59
159622 ncm-et-4 2022-07-31 16:57 01:39:46 1967392 500 446 2 52 +490.71 ± 48.23
159621 ncm-et-10 2022-07-31 15:20 01:42:24 1953141 500 426 0 74 +438.95 ± 40.01
159620 ncm-et-3 2022-07-31 15:19 01:40:51 1961085 500 432 1 67 +452.04 ± 42.22
159619 ncm-et-13 2022-07-31 15:19 01:38:51 1963378 500 438 0 62 +471.92 ± 43.9
159618 ncm-et-15 2022-07-31 15:17 01:41:42 1963070 500 435 1 64 +460.32 ± 43.24
159617 ncm-et-9 2022-07-31 15:17 01:41:02 1964472 500 438 2 60 +466.04 ± 44.75
159616 ncm-et-4 2022-07-31 15:16 01:40:28 1963470 500 447 0 53 +500.82 ± 47.69
159615 ncm-et-13 2022-07-31 13:39 01:39:54 1967076 500 428 0 72 +444.08 ± 40.59
159614 ncm-et-10 2022-07-31 13:38 01:41:29 1943889 500 418 1 81 +417.32 ± 38.22
159613 ncm-et-3 2022-07-31 13:36 01:42:32 1958010 500 419 0 81 +421.93 ± 38.15
159612 ncm-et-4 2022-07-31 13:36 01:39:48 1963934 500 436 2 62 +460.32 ± 43.99
159611 ncm-et-9 2022-07-31 13:35 01:40:30 1963385 500 431 0 69 +452.04 ± 41.5
159610 ncm-et-15 2022-07-31 13:35 01:41:01 1955879 500 426 0 74 +438.95 ± 40.01
159609 ncm-et-15 2022-07-31 11:55 01:39:56 1969085 500 420 1 79 +421.93 ± 38.73
159608 ncm-et-13 2022-07-31 11:55 01:43:07 1956184 500 433 1 66 +454.76 ± 42.55
159607 ncm-et-9 2022-07-31 11:55 01:39:58 1968314 500 417 0 83 +417.31 ± 37.67
159606 ncm-et-10 2022-07-31 11:55 01:42:20 1949962 500 429 1 70 +444.09 ± 41.26
159605 ncm-et-3 2022-07-31 11:55 01:40:41 1969558 500 422 2 76 +424.28 ± 39.56
159604 ncm-et-4 2022-07-31 11:55 01:40:18 1965533 500 434 2 64 +454.76 ± 43.27

Commit

Commit ID 582c88ee94c24b4352477ffacf8de2afc521bcce
Author Michael Chaly
Date 2022-07-31 09:03:28 UTC
Do more TT cutoffs in case of exact bound The idea is that these TT entries are considered move valuable in TT replacement scheme - they are always overwriting other entries. So it makes sence for them to produce more aggressive cutoffs. passed STC https://tests.stockfishchess.org/tests/view/62e4d407b383a712b1385410 LLR: 2.95 (-2.94,2.94) <0.00,2.50> Total: 96632 W: 26045 L: 25659 D: 44928 Ptnml(0-2): 434, 10635, 25770, 11065, 412 passed LTC https://tests.stockfishchess.org/tests/view/62e523e2b383a712b1386193 LLR: 2.94 (-2.94,2.94) <0.50,3.00> Total: 77960 W: 21363 L: 20989 D: 35608 Ptnml(0-2): 190, 7591, 23009, 8035, 155 closes https://github.com/official-stockfish/Stockfish/pull/4114 bench 5820568
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