Dev Builds » 20230412-1840

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 09:33:40 1958183 3348 2873 3 472 +445.69 +/- 15.67
ncm-et-4 09:33:23 1950791 3327 2856 1 470 +446.87 +/- 15.7
ncm-et-9 09:33:40 1948186 3322 2857 4 461 +447.79 +/- 15.87
ncm-et-10 09:33:11 1945014 3291 2834 3 454 +449.65 +/- 15.99
ncm-et-13 09:33:36 1957920 3375 2882 1 492 +441.03 +/- 15.34
ncm-et-15 09:33:37 1955782 3337 2850 4 483 +440.05 +/- 15.5
20000 17152 16 2832 +445.13 +/- 6.39

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
183704 ncm-et-10 2023-04-14 11:36 00:50:38 1945268 291 249 0 42 +443.65 +/- 53.71
183703 ncm-et-9 2023-04-14 11:30 00:56:28 1952835 322 276 0 46 +445.57 +/- 51.21
183702 ncm-et-4 2023-04-14 11:29 00:57:26 1955421 327 273 1 53 +414.83 +/- 47.6
183701 ncm-et-15 2023-04-14 11:29 00:57:30 1952240 337 289 1 47 +442.27 +/- 50.76
183700 ncm-et-3 2023-04-14 11:28 00:58:59 1959878 348 296 0 52 +437.15 +/- 48.01
183699 ncm-et-13 2023-04-14 11:24 01:03:12 1965411 375 327 0 48 +466.03 +/- 50.14
183692 ncm-et-10 2023-04-14 10:10 01:25:54 1951611 500 424 1 75 +431.48 +/- 39.8
183691 ncm-et-9 2023-04-14 10:04 01:25:39 1946060 500 433 0 67 +457.52 +/- 42.15
183690 ncm-et-15 2023-04-14 10:02 01:26:15 1956377 500 432 1 67 +452.04 +/- 42.22
183689 ncm-et-4 2023-04-14 10:02 01:26:21 1955583 500 422 0 78 +429.05 +/- 38.92
183688 ncm-et-3 2023-04-14 10:02 01:25:30 1957400 500 436 0 64 +466.03 +/- 43.18
183687 ncm-et-13 2023-04-14 09:58 01:24:49 1958947 500 424 0 76 +433.94 +/- 39.45
183680 ncm-et-10 2023-04-14 08:41 01:28:14 1938485 500 436 0 64 +466.03 +/- 43.18
183679 ncm-et-9 2023-04-14 08:37 01:26:27 1929488 500 426 0 74 +438.95 +/- 40.01
183678 ncm-et-15 2023-04-14 08:36 01:26:13 1952369 500 428 0 72 +444.08 +/- 40.59
183677 ncm-et-3 2023-04-14 08:35 01:26:06 1952307 500 407 1 92 +393.6 +/- 35.75
183676 ncm-et-4 2023-04-14 08:35 01:27:01 1953774 500 432 0 68 +454.76 +/- 41.82
183675 ncm-et-13 2023-04-14 08:32 01:25:13 1951184 500 431 0 69 +452.04 +/- 41.5
183668 ncm-et-10 2023-04-14 07:13 01:27:21 1945273 500 429 1 70 +444.09 +/- 41.26
183667 ncm-et-15 2023-04-14 07:10 01:24:43 1963844 500 431 1 68 +449.35 +/- 41.89
183666 ncm-et-9 2023-04-14 07:10 01:26:20 1950426 500 430 1 69 +446.7 +/- 41.57
183665 ncm-et-4 2023-04-14 07:10 01:24:06 1960090 500 431 0 69 +452.04 +/- 41.5
183664 ncm-et-3 2023-04-14 07:08 01:26:09 1957107 500 425 0 75 +436.43 +/- 39.73
183663 ncm-et-13 2023-04-14 07:07 01:24:12 1959259 500 419 0 81 +421.93 +/- 38.15
183656 ncm-et-10 2023-04-14 05:46 01:25:42 1957589 500 425 0 75 +436.43 +/- 39.73
183655 ncm-et-4 2023-04-14 05:44 01:25:10 1952672 500 440 0 60 +477.98 +/- 44.67
183654 ncm-et-15 2023-04-14 05:44 01:25:54 1953618 500 435 0 65 +463.15 +/- 42.83
183653 ncm-et-9 2023-04-14 05:43 01:26:11 1954567 500 438 0 62 +471.92 +/- 43.9
183652 ncm-et-3 2023-04-14 05:41 01:26:18 1958011 500 432 2 66 +449.35 +/- 42.58
183651 ncm-et-13 2023-04-14 05:40 01:27:12 1956803 500 425 1 74 +433.94 +/- 40.08
183644 ncm-et-10 2023-04-14 04:18 01:27:43 1935348 500 430 1 69 +446.7 +/- 41.57
183643 ncm-et-4 2023-04-14 04:17 01:26:56 1947217 500 431 0 69 +452.04 +/- 41.5
183642 ncm-et-9 2023-04-14 04:17 01:25:57 1950265 500 425 2 73 +431.48 +/- 40.4
183641 ncm-et-15 2023-04-14 04:16 01:27:19 1953217 500 421 0 79 +426.65 +/- 38.66
183640 ncm-et-3 2023-04-14 04:15 01:25:41 1962345 500 437 0 63 +468.95 +/- 43.54
183639 ncm-et-13 2023-04-14 04:14 01:24:35 1953197 500 436 0 64 +466.03 +/- 43.18
183632 ncm-et-10 2023-04-14 02:50 01:27:39 1941529 500 441 0 59 +481.09 +/- 45.07
183631 ncm-et-4 2023-04-14 02:50 01:26:23 1930782 500 427 0 73 +441.5 +/- 40.29
183630 ncm-et-15 2023-04-14 02:49 01:25:43 1958813 500 414 1 85 +408.38 +/- 37.27
183629 ncm-et-3 2023-04-14 02:49 01:24:57 1960234 500 440 0 60 +477.98 +/- 44.67
183628 ncm-et-13 2023-04-14 02:49 01:24:23 1960640 500 420 0 80 +424.27 +/- 38.4
183627 ncm-et-9 2023-04-14 02:49 01:26:38 1953661 500 429 1 70 +444.09 +/- 41.26

Commit

Commit ID f66c36277fe57d0ce4f10a4aeb5b41eb0cb9ebd1
Author Dubslow
Date 2023-04-12 18:40:53 UTC
Remove nmpColor no benefit seen, neither in game play nor for zugzwang test positions STC: https://tests.stockfishchess.org/tests/view/642e293977ff3301150e9b55 LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 161848 W: 43332 L: 43254 D: 75262 Ptnml(0-2): 418, 16987, 46058, 17021, 440 LTC: https://tests.stockfishchess.org/tests/view/642fea9420eb941419bde296 LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 120208 W: 32529 L: 32418 D: 55261 Ptnml(0-2): 35, 11424, 37080, 11525, 40 closes https://github.com/official-stockfish/Stockfish/pull/4511 bench 3979409
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