Dev Builds » 20220724-0718

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 11:14:16 1958722 3328 2829 12 487 +432.04 +/- 15.45
ncm-et-4 11:14:04 1964541 3337 2916 13 408 +463.08 +/- 16.9
ncm-et-9 11:13:57 1959378 3344 2864 11 469 +440.44 +/- 15.75
ncm-et-10 11:14:03 1950066 3301 2838 8 455 +445.8 +/- 15.99
ncm-et-13 11:14:01 1964773 3357 2898 12 447 +448.95 +/- 16.14
ncm-et-15 11:14:06 1962355 3333 2899 7 427 +459.88 +/- 16.51
20000 17244 63 2693 +448.09 +/- 6.56

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
159603 ncm-et-10 2022-07-27 08:35 01:01:13 1944194 301 262 0 39 +463.77 +/- 55.92
159602 ncm-et-3 2022-07-27 08:31 01:05:57 1962789 328 284 2 42 +449.03 +/- 53.88
159601 ncm-et-15 2022-07-27 08:29 01:07:18 1965383 333 291 0 42 +468.77 +/- 53.79
159600 ncm-et-4 2022-07-27 08:27 01:09:10 1962806 337 290 2 45 +442.27 +/- 51.96
159599 ncm-et-9 2022-07-27 08:27 01:09:12 1959252 344 285 0 59 +411.11 +/- 44.88
159598 ncm-et-13 2022-07-27 08:24 01:12:17 1960485 357 310 1 46 +456.89 +/- 51.37
159597 ncm-et-10 2022-07-27 06:55 01:39:57 1960952 500 421 1 78 +424.28 +/- 38.99
159596 ncm-et-3 2022-07-27 06:49 01:41:02 1956027 500 425 1 74 +433.94 +/- 40.08
159595 ncm-et-15 2022-07-27 06:47 01:41:17 1963841 500 437 2 61 +463.16 +/- 44.37
159594 ncm-et-9 2022-07-27 06:47 01:39:35 1965072 500 430 1 69 +446.7 +/- 41.57
159593 ncm-et-4 2022-07-27 06:46 01:40:38 1966788 500 442 1 57 +481.1 +/- 45.96
159592 ncm-et-13 2022-07-27 06:42 01:41:25 1965996 500 435 1 64 +460.32 +/- 43.24
159591 ncm-et-10 2022-07-27 05:12 01:42:07 1948600 500 441 0 59 +481.09 +/- 45.07
159590 ncm-et-3 2022-07-27 05:07 01:41:41 1956182 500 422 1 77 +426.65 +/- 39.25
159589 ncm-et-15 2022-07-27 05:07 01:40:01 1964480 500 440 0 60 +477.98 +/- 44.67
159588 ncm-et-9 2022-07-27 05:06 01:40:00 1962784 500 415 1 84 +410.58 +/- 37.5
159587 ncm-et-4 2022-07-27 05:05 01:40:38 1966305 500 435 3 62 +454.76 +/- 43.98
159586 ncm-et-13 2022-07-27 05:01 01:40:47 1966613 500 426 3 71 +431.48 +/- 41.0
159585 ncm-et-10 2022-07-27 03:29 01:42:15 1953919 500 425 2 73 +431.48 +/- 40.4
159584 ncm-et-3 2022-07-27 03:25 01:41:13 1957705 500 427 2 71 +436.43 +/- 40.99
159583 ncm-et-15 2022-07-27 03:25 01:41:12 1960159 500 441 1 58 +477.99 +/- 45.54
159582 ncm-et-9 2022-07-27 03:23 01:42:10 1959552 500 437 2 61 +463.16 +/- 44.37
159581 ncm-et-4 2022-07-27 03:23 01:40:52 1961689 500 440 1 59 +474.93 +/- 45.13
159580 ncm-et-13 2022-07-27 03:20 01:39:30 1962460 500 444 0 56 +490.71 +/- 46.32
159579 ncm-et-10 2022-07-27 01:46 01:41:59 1953023 500 420 4 76 +415.05 +/- 39.57
159578 ncm-et-15 2022-07-27 01:43 01:41:24 1961234 500 431 2 67 +446.7 +/- 42.25
159577 ncm-et-3 2022-07-27 01:42 01:41:51 1956495 500 419 2 79 +417.32 +/- 38.77
159576 ncm-et-4 2022-07-27 01:42 01:40:21 1965696 500 448 3 49 +494.03 +/- 49.68
159575 ncm-et-9 2022-07-27 01:42 01:41:04 1958932 500 433 4 63 +446.7 +/- 43.57
159574 ncm-et-13 2022-07-27 01:41 01:38:46 1961536 500 439 1 60 +471.92 +/- 44.73
159573 ncm-et-10 2022-07-27 00:03 01:42:54 1951618 500 429 1 70 +444.09 +/- 41.26
159572 ncm-et-9 2022-07-27 00:02 01:39:30 1965384 500 428 2 70 +438.95 +/- 41.29
159571 ncm-et-3 2022-07-27 00:01 01:40:23 1962922 500 424 0 76 +433.94 +/- 39.45
159570 ncm-et-4 2022-07-27 00:00 01:42:02 1964794 500 426 2 72 +433.94 +/- 40.69
159569 ncm-et-13 2022-07-26 23:59 01:41:00 1970173 500 415 2 83 +408.38 +/- 37.78
159568 ncm-et-15 2022-07-26 23:59 01:43:02 1958778 500 437 0 63 +468.95 +/- 43.54
159567 ncm-et-4 2022-07-26 22:19 01:40:23 1963709 500 435 1 64 +460.32 +/- 43.24
159566 ncm-et-3 2022-07-26 22:19 01:42:09 1958937 500 428 4 68 +433.94 +/- 41.9
159565 ncm-et-13 2022-07-26 22:19 01:40:16 1966152 500 429 4 67 +436.43 +/- 42.22
159564 ncm-et-9 2022-07-26 22:19 01:42:26 1944673 500 436 1 63 +463.16 +/- 43.6
159563 ncm-et-10 2022-07-26 22:18 01:43:38 1938160 500 440 0 60 +477.98 +/- 44.67
159562 ncm-et-15 2022-07-26 22:18 01:39:52 1962614 500 422 2 76 +424.28 +/- 39.56

Commit

Commit ID c4a644922dc219aade86ea07c85e95899850fac8
Author Dubslow
Date 2022-07-24 07:18:38 UTC
Simplify reduction condition for cutNodes LMR: for cutNodes, dont exclude killer moves. This was a prelude to reducing allNodes, altho that's failed so far. STC https://tests.stockfishchess.org/tests/view/62d64ad147ae1768b34a27c3 LLR: 2.95 (-2.94,2.94) <-2.25,0.25> Total: 37064 W: 10044 L: 9889 D: 17131 Ptnml(0-2): 162, 4115, 9828, 4260, 167 LTC https://tests.stockfishchess.org/tests/view/62d66cc047ae1768b34a2b14 LLR: 2.94 (-2.94,2.94) <-2.25,0.25> Total: 39832 W: 10796 L: 10659 D: 18377 Ptnml(0-2): 69, 3969, 11706, 4100, 72 closes https://github.com/official-stockfish/Stockfish/pull/4109 bench: 5697891
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