Dev Builds » 20230407-0756

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 09:34:06 1956133 3335 2865 2 468 +447.32 +/- 15.74
ncm-et-4 09:34:21 1956455 3347 2890 5 452 +451.99 +/- 16.03
ncm-et-9 09:34:19 1951018 3326 2855 1 470 +446.82 +/- 15.7
ncm-et-10 09:34:16 1952687 3336 2886 14 436 +450.57 +/- 16.34
ncm-et-13 09:34:18 1955042 3341 2866 4 471 +444.91 +/- 15.7
ncm-et-15 09:33:42 1952156 3315 2832 5 478 +439.96 +/- 15.58
20000 17194 31 2775 +446.9 +/- 6.46

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
182654 ncm-et-15 2023-04-07 20:31 00:54:16 1953440 315 271 0 44 +449.77 +/- 52.43
182651 ncm-et-9 2023-04-07 20:29 00:55:53 1932677 326 284 0 42 +464.82 +/- 53.78
182649 ncm-et-13 2023-04-07 20:27 00:57:48 1971566 341 296 0 45 +460.36 +/- 51.85
182648 ncm-et-10 2023-04-07 20:27 00:58:06 1952688 336 286 3 47 +426.97 +/- 50.73
182647 ncm-et-3 2023-04-07 20:27 00:58:04 1943452 335 287 0 48 +445.01 +/- 50.08
182646 ncm-et-4 2023-04-07 20:25 01:00:11 1957859 347 313 0 34 +515.22 +/- 60.32
182644 ncm-et-15 2023-04-07 19:04 01:26:24 1950393 500 417 0 83 +417.31 +/- 37.67
182643 ncm-et-9 2023-04-07 19:01 01:27:32 1950519 500 434 0 66 +460.32 +/- 42.48
182642 ncm-et-3 2023-04-07 19:00 01:26:01 1954700 500 426 2 72 +433.94 +/- 40.69
182641 ncm-et-13 2023-04-07 19:00 01:26:45 1943303 500 434 2 64 +454.76 +/- 43.27
182639 ncm-et-10 2023-04-07 18:59 01:27:07 1947061 500 427 1 72 +438.95 +/- 40.66
182636 ncm-et-4 2023-04-07 18:58 01:26:31 1951279 500 442 1 57 +481.1 +/- 45.96
182634 ncm-et-15 2023-04-07 17:36 01:26:55 1954506 500 437 1 62 +466.04 +/- 43.97
182633 ncm-et-9 2023-04-07 17:36 01:24:47 1957131 500 417 0 83 +417.31 +/- 37.67
182632 ncm-et-3 2023-04-07 17:35 01:25:03 1966224 500 429 0 71 +446.7 +/- 40.89
182631 ncm-et-10 2023-04-07 17:33 01:26:07 1957095 500 447 2 51 +494.03 +/- 48.72
182630 ncm-et-4 2023-04-07 17:33 01:24:33 1966492 500 432 1 67 +452.04 +/- 42.22
182629 ncm-et-13 2023-04-07 17:32 01:26:59 1950253 500 434 0 66 +460.32 +/- 42.48
182625 ncm-et-9 2023-04-07 16:09 01:26:10 1957647 500 421 0 79 +426.65 +/- 38.66
182624 ncm-et-10 2023-04-07 16:09 01:23:16 1965726 500 434 4 62 +449.35 +/- 43.93
182623 ncm-et-13 2023-04-07 16:08 01:23:19 1959565 500 425 0 75 +436.43 +/- 39.73
182622 ncm-et-15 2023-04-07 16:08 01:27:28 1950710 500 440 0 60 +477.98 +/- 44.67
182621 ncm-et-3 2023-04-07 16:07 01:26:42 1955893 500 431 0 69 +452.04 +/- 41.5
182619 ncm-et-4 2023-04-07 16:05 01:27:15 1950851 500 420 0 80 +424.27 +/- 38.4
182615 ncm-et-3 2023-04-07 14:42 01:24:18 1960093 500 421 0 79 +426.65 +/- 38.66
182614 ncm-et-9 2023-04-07 14:42 01:26:15 1954615 500 435 0 65 +463.15 +/- 42.83
182613 ncm-et-10 2023-04-07 14:42 01:26:34 1942753 500 436 1 63 +463.16 +/- 43.6
182612 ncm-et-13 2023-04-07 14:41 01:26:28 1948731 500 430 2 68 +444.09 +/- 41.92
182611 ncm-et-4 2023-04-07 14:40 01:24:15 1954508 500 419 1 80 +419.61 +/- 38.47
182610 ncm-et-15 2023-04-07 14:39 01:28:27 1955585 500 433 2 65 +452.04 +/- 42.92
182605 ncm-et-13 2023-04-07 13:15 01:25:23 1953973 500 424 0 76 +433.94 +/- 39.45
182604 ncm-et-9 2023-04-07 13:15 01:26:24 1948123 500 431 1 68 +449.35 +/- 41.89
182603 ncm-et-3 2023-04-07 13:15 01:26:59 1956486 500 435 0 65 +463.15 +/- 42.83
182602 ncm-et-4 2023-04-07 13:14 01:24:47 1958933 500 434 2 64 +454.76 +/- 43.27
182601 ncm-et-10 2023-04-07 13:14 01:27:05 1957316 500 433 2 65 +452.04 +/- 42.92
182600 ncm-et-15 2023-04-07 13:13 01:25:01 1963875 500 423 1 76 +429.05 +/- 39.52
182595 ncm-et-15 2023-04-07 11:47 01:25:11 1936583 500 411 1 88 +401.92 +/- 36.6
182594 ncm-et-10 2023-04-07 11:47 01:26:01 1946170 500 423 1 76 +429.05 +/- 39.52
182593 ncm-et-3 2023-04-07 11:47 01:26:59 1956084 500 436 0 64 +466.03 +/- 43.18
182592 ncm-et-13 2023-04-07 11:47 01:27:36 1957906 500 423 0 77 +431.48 +/- 39.18
182591 ncm-et-4 2023-04-07 11:47 01:26:49 1955263 500 430 0 70 +449.35 +/- 41.19
182590 ncm-et-9 2023-04-07 11:47 01:27:18 1956414 500 433 0 67 +457.52 +/- 42.15

Commit

Commit ID 59f2085469a7dd96146905a5d8d0c1a5d987187d
Author FauziAkram
Date 2023-04-07 07:56:35 UTC
Depth Tweak and tuning tunes reduction related parameters, and introduces more reduction on found good moves. credit for this patch goes also to candirufish Yoshie2000 dubslow peregrineshahin Vizvezdenec Passed STC: LLR: 2.94 (-2.94,2.94) <0.00,2.00> Total: 38424 W: 10346 L: 10040 D: 18038 Ptnml(0-2): 103, 4111, 10473, 4427, 98 https://tests.stockfishchess.org/tests/view/642ca74277ff3301150db511 Passed LTC: LLR: 2.97 (-2.94,2.94) <0.50,2.50> Total: 136968 W: 37151 L: 36660 D: 63157 Ptnml(0-2): 43, 13052, 41808, 13533, 48 https://tests.stockfishchess.org/tests/view/642d632377ff3301150dddbe closes https://github.com/official-stockfish/Stockfish/pull/4499 bench: 3672914
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