Dev Builds » 20230525-1842

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 09:30:25 1953105 3346 2863 5 478 +441.7 +/- 15.58
ncm-et-4 09:30:01 1949928 3327 2875 3 449 +453.72 +/- 16.08
ncm-et-9 09:30:35 1951751 3349 2874 6 469 +444.57 +/- 15.74
ncm-et-10 09:30:18 1946595 3336 2868 1 467 +448.57 +/- 15.75
ncm-et-13 09:30:33 1956298 3334 2911 3 420 +466.37 +/- 16.63
ncm-et-15 09:30:38 1948386 3308 2852 4 452 +450.62 +/- 16.03
20000 17243 22 2735 +450.76 +/- 6.5

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
189360 ncm-et-15 2023-05-28 07:28 00:53:20 1943462 308 262 0 46 +437.24 +/- 51.18
189357 ncm-et-4 2023-05-28 07:24 00:56:55 1952236 327 275 0 52 +425.43 +/- 47.97
189355 ncm-et-13 2023-05-28 07:23 00:58:10 1954044 334 287 2 45 +440.6 +/- 51.96
189354 ncm-et-3 2023-05-28 07:23 00:58:07 1954959 346 299 0 47 +454.98 +/- 50.67
189353 ncm-et-10 2023-05-28 07:22 00:58:46 1942745 336 297 0 39 +484.13 +/- 55.99
189352 ncm-et-9 2023-05-28 07:22 00:59:35 1948911 349 305 0 44 +468.84 +/- 52.49
189348 ncm-et-15 2023-05-28 06:01 01:26:03 1957249 500 428 0 72 +444.08 +/- 40.59
189347 ncm-et-10 2023-05-28 05:57 01:24:13 1952078 500 420 0 80 +424.27 +/- 38.4
189346 ncm-et-4 2023-05-28 05:56 01:27:14 1947684 500 431 0 69 +452.04 +/- 41.5
189345 ncm-et-9 2023-05-28 05:56 01:24:51 1942257 500 426 0 74 +438.95 +/- 40.01
189344 ncm-et-3 2023-05-28 05:56 01:26:37 1954215 500 429 0 71 +446.7 +/- 40.89
189342 ncm-et-13 2023-05-28 05:56 01:26:54 1945285 500 443 0 57 +487.45 +/- 45.89
189336 ncm-et-15 2023-05-28 04:35 01:25:46 1951158 500 432 0 68 +454.76 +/- 41.82
189335 ncm-et-10 2023-05-28 04:31 01:25:53 1955152 500 429 0 71 +446.7 +/- 40.89
189334 ncm-et-9 2023-05-28 04:31 01:25:03 1955279 500 428 0 72 +444.08 +/- 40.59
189333 ncm-et-3 2023-05-28 04:30 01:25:44 1947365 500 422 2 76 +424.28 +/- 39.56
189332 ncm-et-4 2023-05-28 04:29 01:26:18 1944949 500 434 0 66 +460.32 +/- 42.48
189331 ncm-et-13 2023-05-28 04:29 01:26:27 1955403 500 446 0 54 +497.39 +/- 47.22
189324 ncm-et-15 2023-05-28 03:09 01:25:29 1951417 500 431 2 67 +446.7 +/- 42.25
189323 ncm-et-9 2023-05-28 03:06 01:23:37 1954353 500 428 3 69 +436.43 +/- 41.61
189322 ncm-et-10 2023-05-28 03:05 01:25:08 1945251 500 439 0 61 +474.93 +/- 44.28
189321 ncm-et-3 2023-05-28 03:04 01:24:54 1953292 500 429 0 71 +446.7 +/- 40.89
189320 ncm-et-13 2023-05-28 03:04 01:24:21 1963844 500 436 0 64 +466.03 +/- 43.18
189319 ncm-et-4 2023-05-28 03:04 01:25:16 1943155 500 429 2 69 +441.5 +/- 41.61
189312 ncm-et-9 2023-05-28 01:41 01:25:00 1953303 500 436 1 63 +463.16 +/- 43.6
189311 ncm-et-15 2023-05-28 01:40 01:27:51 1949792 500 442 0 58 +484.24 +/- 45.47
189310 ncm-et-10 2023-05-28 01:39 01:25:51 1943292 500 423 1 76 +429.05 +/- 39.52
189309 ncm-et-4 2023-05-28 01:38 01:24:27 1956032 500 425 0 75 +436.43 +/- 39.73
189308 ncm-et-3 2023-05-28 01:38 01:25:42 1956798 500 434 1 65 +457.52 +/- 42.89
189307 ncm-et-13 2023-05-28 01:38 01:25:23 1956409 500 434 0 66 +460.32 +/- 42.48
189300 ncm-et-9 2023-05-28 00:13 01:26:50 1958626 500 422 2 76 +424.28 +/- 39.56
189299 ncm-et-15 2023-05-28 00:13 01:26:59 1934271 500 426 1 73 +436.43 +/- 40.36
189298 ncm-et-10 2023-05-28 00:12 01:25:23 1934366 500 428 0 72 +444.08 +/- 40.59
189297 ncm-et-4 2023-05-28 00:12 01:25:37 1946785 500 450 1 49 +507.88 +/- 49.77
189296 ncm-et-13 2023-05-28 00:12 01:24:49 1957094 500 437 1 62 +466.04 +/- 43.97
189295 ncm-et-3 2023-05-28 00:12 01:25:29 1940494 500 418 0 82 +419.61 +/- 37.91
189282 ncm-et-4 2023-05-27 22:47 01:24:14 1958656 500 431 0 69 +452.04 +/- 41.5
189281 ncm-et-3 2023-05-27 22:47 01:23:52 1964614 500 432 2 66 +449.35 +/- 42.58
189280 ncm-et-13 2023-05-27 22:47 01:24:29 1962010 500 428 0 72 +444.08 +/- 40.59
189279 ncm-et-9 2023-05-27 22:47 01:25:39 1949531 500 429 0 71 +446.7 +/- 40.89
189278 ncm-et-15 2023-05-27 22:47 01:25:10 1951356 500 431 1 68 +449.35 +/- 41.89
189277 ncm-et-10 2023-05-27 22:47 01:25:04 1953282 500 432 0 68 +454.76 +/- 41.82

Commit

Commit ID cedd73f4aa9f83c2891105695ac11e743e6ceab7
Author FauziAkram
Date 2023-05-25 18:42:43 UTC
Simplify Futility pruning for captures Passed STC: LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 412928 W: 109433 L: 109620 D: 193875 Ptnml(0-2): 1071, 45929, 112650, 45744, 1070 https://tests.stockfishchess.org/tests/view/6468eac40db5177f2b76ef4d Passed LTC: LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 190200 W: 51465 L: 51420 D: 87315 Ptnml(0-2): 58, 18585, 57788, 18592, 77 https://tests.stockfishchess.org/tests/view/646b66520db5177f2b772a84 closes https://github.com/official-stockfish/Stockfish/pull/4583 bench: 2486604
Copyright 2011–2024 Next Chess Move LLC