Dev Builds » 20220911-1213

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 13:32:51 1962012 4019 3423 11 585 +435.14 +/- 14.09
ncm-et-9 13:33:33 1961321 4015 3444 5 566 +444.79 +/- 14.31
ncm-et-10 13:33:59 1951819 3979 3445 6 528 +455.16 +/- 14.83
ncm-et-13 13:33:29 1959900 3971 3444 8 519 +456.52 +/- 14.96
ncm-et-15 13:33:38 1960931 4016 3472 15 529 +450.43 +/- 14.83
20000 17228 45 2727 +448.22 +/- 6.52

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
160508 ncm-et-9 2022-09-15 02:14 00:03:47 1962008 15 13 0 2 +458.28 +/- 451.16
160507 ncm-et-15 2022-09-15 02:14 00:03:53 1952698 16 13 0 3 +393.99 +/- 473.68
160506 ncm-et-3 2022-09-15 02:13 00:04:27 1964801 19 16 0 3 +426.66 +/- 456.54
160505 ncm-et-13 2022-09-15 00:41 01:36:57 1953150 471 414 0 57 +476.42 +/- 45.87
160504 ncm-et-10 2022-09-15 00:38 01:39:33 1949657 479 412 0 67 +449.52 +/- 42.13
160503 ncm-et-9 2022-09-15 00:34 01:40:05 1961390 500 432 0 68 +454.76 +/- 41.82
160502 ncm-et-3 2022-09-15 00:31 01:41:33 1960614 500 418 1 81 +417.32 +/- 38.22
160501 ncm-et-15 2022-09-15 00:30 01:43:51 1941671 500 432 2 66 +449.35 +/- 42.58
160500 ncm-et-10 2022-09-14 22:57 01:40:42 1949636 500 435 1 64 +460.32 +/- 43.24
160499 ncm-et-13 2022-09-14 22:57 01:43:47 1958018 500 429 2 69 +441.5 +/- 41.61
160498 ncm-et-3 2022-09-14 22:52 01:38:42 1959859 500 417 1 82 +415.05 +/- 37.98
160497 ncm-et-9 2022-09-14 22:50 01:42:25 1956791 500 427 1 72 +438.95 +/- 40.66
160496 ncm-et-15 2022-09-14 22:48 01:40:25 1965688 500 443 5 52 +471.92 +/- 47.93
160495 ncm-et-10 2022-09-14 21:16 01:40:31 1959717 500 430 0 70 +449.35 +/- 41.19
160494 ncm-et-13 2022-09-14 21:15 01:41:07 1970947 500 435 1 64 +460.32 +/- 43.24
160493 ncm-et-9 2022-09-14 21:10 01:39:46 1959236 500 436 1 63 +463.16 +/- 43.6
160492 ncm-et-3 2022-09-14 21:10 01:41:20 1960308 500 431 2 67 +446.7 +/- 42.25
160491 ncm-et-15 2022-09-14 21:07 01:40:27 1968620 500 431 1 68 +449.35 +/- 41.89
160490 ncm-et-10 2022-09-14 19:33 01:41:45 1948459 500 442 1 57 +481.1 +/- 45.96
160489 ncm-et-13 2022-09-14 19:32 01:42:47 1956788 500 438 0 62 +471.92 +/- 43.9
160488 ncm-et-3 2022-09-14 19:29 01:40:43 1965408 500 430 2 68 +444.09 +/- 41.92
160487 ncm-et-9 2022-09-14 19:28 01:41:30 1956845 500 435 1 64 +460.32 +/- 43.24
160486 ncm-et-15 2022-09-14 19:26 01:40:22 1963235 500 430 1 69 +446.7 +/- 41.57
160485 ncm-et-13 2022-09-14 17:50 01:41:18 1966474 500 436 2 62 +460.32 +/- 43.99
160484 ncm-et-10 2022-09-14 17:49 01:43:56 1945855 500 428 1 71 +441.5 +/- 40.95
160483 ncm-et-3 2022-09-14 17:47 01:40:30 1969550 500 421 1 78 +424.28 +/- 38.99
160482 ncm-et-15 2022-09-14 17:46 01:39:29 1970480 500 442 1 57 +481.1 +/- 45.96
160481 ncm-et-9 2022-09-14 17:46 01:41:07 1960677 500 426 1 73 +436.43 +/- 40.36
160480 ncm-et-13 2022-09-14 16:05 01:43:38 1956507 500 432 1 67 +452.04 +/- 42.22
160479 ncm-et-3 2022-09-14 16:05 01:41:30 1958624 500 429 1 70 +444.09 +/- 41.26
160478 ncm-et-9 2022-09-14 16:05 01:40:31 1959699 500 428 1 71 +441.5 +/- 40.95
160477 ncm-et-10 2022-09-14 16:05 01:43:26 1955121 500 445 1 54 +490.71 +/- 47.28
160476 ncm-et-15 2022-09-14 16:04 01:41:09 1962169 500 426 1 73 +436.43 +/- 40.36
160475 ncm-et-10 2022-09-14 14:22 01:41:48 1954804 500 425 2 73 +431.48 +/- 40.4
160474 ncm-et-9 2022-09-14 14:22 01:42:05 1966000 500 421 0 79 +426.65 +/- 38.66
160473 ncm-et-13 2022-09-14 14:22 01:42:31 1956819 500 433 2 65 +452.04 +/- 42.92
160472 ncm-et-3 2022-09-14 14:22 01:43:05 1955416 500 436 2 62 +460.32 +/- 43.99
160471 ncm-et-15 2022-09-14 14:20 01:43:50 1951004 500 419 4 77 +412.8 +/- 39.31
160470 ncm-et-13 2022-09-14 12:40 01:41:24 1960501 500 427 0 73 +441.5 +/- 40.29
160469 ncm-et-3 2022-09-14 12:40 01:41:01 1963536 500 425 1 74 +433.94 +/- 40.08
160468 ncm-et-10 2022-09-14 12:39 01:42:18 1951308 500 428 0 72 +444.08 +/- 40.59
160467 ncm-et-9 2022-09-14 12:39 01:42:17 1969243 500 426 0 74 +438.95 +/- 40.01
160466 ncm-et-15 2022-09-14 12:39 01:40:12 1972814 500 436 0 64 +466.03 +/- 43.18

Commit

Commit ID 9fa258ee1d36d5a432a7a3e857e0723d439528b0
Author Dubslow
Date 2022-09-11 12:13:24 UTC
Razor also on PV nodes Simplification introduced by xoto10 blue LTC vs new master: https://tests.stockfishchess.org/tests/view/631ad4ef9cfa5e9b648d1b4e LLR: 2.93 (-2.94,2.94) <-1.75,0.25> Total: 59184 W: 16002 L: 15828 D: 27354 Ptnml(0-2): 65, 5777, 17747, 5925, 78 blue STC vs old master: https://tests.stockfishchess.org/tests/view/6306b87b902a848543334c25 LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 213944 W: 57184 L: 57159 D: 99601 Ptnml(0-2): 877, 23448, 58331, 23405, 911 blue LTC vs old master: https://tests.stockfishchess.org/tests/view/63070e6b902a8485433357e7 LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 192080 W: 52050 L: 52006 D: 88024 Ptnml(0-2): 232, 18981, 57611, 18943, 273 closes https://github.com/official-stockfish/Stockfish/pull/4147 bench 4208975
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