Dev Builds » 20220817-1756

You are viewing an old NCM Stockfish dev build test. You may find the most recent dev build tests using Stockfish 15 as the baseline here.

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 11:23:51 1960825 3407 2942 7 458 +451.31 ± 15.93
ncm-et-4 11:23:38 1832690 3102 2727 12 363 +470.8 ± 17.92
ncm-et-9 11:23:38 1962780 3390 2903 3 484 +443.38 ± 15.48
ncm-et-10 11:20:41 1957447 3339 2898 3 438 +458.95 ± 16.28
ncm-et-13 11:24:17 1960047 3387 2925 6 456 +451.8 ± 15.96
ncm-et-15 11:23:52 1956664 3375 2945 5 425 +464.75 ± 16.54
20000 17340 36 2624 +456.41 ± 6.64

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
160141 ncm-et-4 2022-08-18 12:25 00:24:35 1738498 102 87 0 15 +440.13 ± 94.47
160140 ncm-et-10 2022-08-18 11:54 00:55:22 1956027 278 241 0 37 +458.78 ± 57.49
160139 ncm-et-15 2022-08-18 11:34 01:15:35 1961688 375 323 0 52 +451.13 ± 48.05
160138 ncm-et-13 2022-08-18 11:32 01:18:01 1959396 387 341 2 44 +471.88 ± 52.61
160137 ncm-et-9 2022-08-18 11:31 01:19:05 1962153 390 313 0 77 +384.18 ± 39.04
160136 ncm-et-3 2022-08-18 11:29 01:21:15 1960008 407 355 1 51 +462.84 ± 48.67
160135 ncm-et-4 2022-08-18 10:36 01:48:01 1862191 500 434 1 65 +457.52 ± 42.89
160134 ncm-et-10 2022-08-18 10:12 01:41:11 1953291 500 442 0 58 +484.24 ± 45.47
160133 ncm-et-15 2022-08-18 09:51 01:42:41 1957102 500 431 0 69 +452.04 ± 41.5
160132 ncm-et-9 2022-08-18 09:51 01:39:26 1962611 500 437 1 62 +466.04 ± 43.97
160131 ncm-et-13 2022-08-18 09:49 01:41:52 1952239 500 431 0 69 +452.04 ± 41.5
160130 ncm-et-3 2022-08-18 09:47 01:40:50 1959237 500 431 0 69 +452.04 ± 41.5
160129 ncm-et-4 2022-08-18 08:53 01:42:48 1959053 500 432 3 65 +446.7 ± 42.92
160128 ncm-et-10 2022-08-18 08:29 01:42:35 1955328 500 433 0 67 +457.52 ± 42.15
160127 ncm-et-15 2022-08-18 08:09 01:41:48 1959087 500 445 1 54 +490.71 ± 47.28
160126 ncm-et-13 2022-08-18 08:08 01:40:21 1969403 500 426 1 73 +436.43 ± 40.36
160125 ncm-et-3 2022-08-18 08:08 01:39:08 1960318 500 429 0 71 +446.7 ± 40.89
160124 ncm-et-9 2022-08-18 08:07 01:42:34 1955262 500 430 1 69 +446.7 ± 41.57
160123 ncm-et-4 2022-08-18 07:10 01:42:45 1959082 500 457 2 41 +530.72 ± 54.64
160122 ncm-et-10 2022-08-18 06:48 01:40:51 1964646 500 438 1 61 +468.96 ± 44.35
160121 ncm-et-3 2022-08-18 06:27 01:40:00 1971577 500 437 0 63 +468.95 ± 43.54
160120 ncm-et-9 2022-08-18 06:26 01:40:16 1969259 500 441 0 59 +481.09 ± 45.07
160119 ncm-et-15 2022-08-18 06:26 01:41:39 1955889 500 437 2 61 +463.16 ± 44.37
160118 ncm-et-13 2022-08-18 06:26 01:41:47 1956636 500 432 2 66 +449.35 ± 42.58
160117 ncm-et-4 2022-08-18 05:22 01:47:11 1872406 500 436 0 64 +466.03 ± 43.18
160116 ncm-et-10 2022-08-18 05:05 01:42:30 1957442 500 441 0 59 +481.09 ± 45.07
160115 ncm-et-3 2022-08-18 04:48 01:38:36 1965852 500 433 1 66 +454.76 ± 42.55
160114 ncm-et-13 2022-08-18 04:45 01:40:18 1964773 500 426 1 73 +436.43 ± 40.36
160113 ncm-et-9 2022-08-18 04:45 01:41:09 1968313 500 420 1 79 +421.93 ± 38.73
160112 ncm-et-15 2022-08-18 04:42 01:43:25 1943494 500 440 1 59 +474.93 ± 45.13
160111 ncm-et-10 2022-08-18 03:23 01:41:10 1956789 500 426 0 74 +438.95 ± 40.01
160110 ncm-et-4 2022-08-18 03:06 02:14:45 1514230 500 440 2 58 +471.92 ± 45.55
160109 ncm-et-3 2022-08-18 03:05 01:42:32 1956992 500 419 3 78 +415.05 ± 39.05
160108 ncm-et-15 2022-08-18 03:03 01:38:48 1959695 500 439 1 60 +471.92 ± 44.73
160107 ncm-et-9 2022-08-18 03:03 01:41:18 1960024 500 430 0 70 +449.35 ± 41.19
160106 ncm-et-13 2022-08-18 03:03 01:41:48 1957710 500 433 0 67 +457.52 ± 42.15
160105 ncm-et-10 2022-08-18 01:38 01:44:01 1958192 500 425 2 73 +431.48 ± 40.4
160104 ncm-et-3 2022-08-18 01:23 01:41:30 1951796 500 438 2 60 +466.04 ± 44.75
160103 ncm-et-15 2022-08-18 01:22 01:39:56 1959695 500 430 0 70 +449.35 ± 41.19
160102 ncm-et-9 2022-08-18 01:22 01:39:50 1961843 500 432 0 68 +454.76 ± 41.82
160101 ncm-et-4 2022-08-18 01:22 01:43:33 1923374 500 441 4 55 +468.96 ± 46.71
160100 ncm-et-13 2022-08-18 01:22 01:40:10 1960172 500 436 0 64 +466.03 ± 43.18
160099 ncm-et-10 2022-08-18 01:22 00:13:01 1957862 61 52 0 9 +439.5 ± 129.64

Commit

Commit ID 02ef1f4496965b5ad8c26ac6bc18245eaffae2ea
Author mstembera
Date 2022-08-17 17:56:15 UTC
Make key_after() more consistent with key() STC: https://tests.stockfishchess.org/tests/view/62f8547123d42b50a8dac674 LLR: 2.95 (-2.94,2.94) <0.00,2.00> Total: 176640 W: 47699 L: 47189 D: 81752 Ptnml(0-2): 776, 18599, 49129, 18971, 845 A bug fix plus non functional speed optimization. Position::key_after(Move m) is now consistent with Position::key() thus prefetching correct TT entries which speeds things up. Related PR #3759 closes https://github.com/official-stockfish/Stockfish/pull/4130 No functional change
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