Dev Builds » 20211201-1710

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 08:26:07 1959819 3345 2892 4 449 +453.91 ± 16.08
ncm-et-4 08:26:34 1955046 3307 2887 8 412 +463.99 ± 16.81
ncm-et-9 08:26:16 1963249 3345 2900 3 442 +457.62 ± 16.21
ncm-et-10 08:26:29 1956768 3300 2835 3 462 +446.94 ± 15.84
ncm-et-13 08:26:29 1965929 3374 2861 5 508 +432.06 ± 15.11
ncm-et-15 08:26:16 1954407 3329 2900 11 418 +460.08 ± 16.69
20000 17275 34 2691 +452.11 ± 6.56

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
154243 ncm-et-4 2021-12-03 04:04 00:46:52 1960476 307 265 3 39 +440.76 ± 55.9
154242 ncm-et-10 2021-12-03 04:04 00:46:58 1957560 300 261 0 39 +463.15 ± 55.92
154241 ncm-et-15 2021-12-03 04:00 00:50:44 1953463 329 292 2 35 +480.25 ± 59.35
154240 ncm-et-9 2021-12-03 03:59 00:51:32 1963839 345 302 0 43 +470.97 ± 53.14
154239 ncm-et-3 2021-12-03 03:59 00:52:00 1962457 345 292 1 52 +428.43 ± 48.11
154238 ncm-et-13 2021-12-03 03:54 00:57:05 1967105 374 322 1 51 +447.08 ± 48.64
154237 ncm-et-4 2021-12-03 02:46 01:16:54 1958019 500 432 0 68 +454.76 ± 41.82
154236 ncm-et-10 2021-12-03 02:45 01:17:49 1951921 500 434 0 66 +460.32 ± 42.48
154235 ncm-et-15 2021-12-03 02:44 01:15:01 1965093 500 432 1 67 +452.04 ± 42.22
154234 ncm-et-9 2021-12-03 02:43 01:15:23 1960795 500 435 0 65 +463.15 ± 42.83
154233 ncm-et-3 2021-12-03 02:42 01:16:22 1955724 500 443 0 57 +487.45 ± 45.89
154232 ncm-et-13 2021-12-03 02:38 01:15:05 1967849 500 427 1 72 +438.95 ± 40.66
154231 ncm-et-4 2021-12-03 01:30 01:15:54 1963691 500 445 2 53 +487.45 ± 47.75
154230 ncm-et-10 2021-12-03 01:28 01:16:42 1952223 500 440 2 58 +471.92 ± 45.55
154229 ncm-et-15 2021-12-03 01:27 01:16:24 1955579 500 423 3 74 +424.28 ± 40.13
154228 ncm-et-9 2021-12-03 01:27 01:15:27 1961549 500 427 0 73 +441.5 ± 40.29
154227 ncm-et-3 2021-12-03 01:27 01:14:01 1975914 500 428 1 71 +441.5 ± 40.95
154226 ncm-et-13 2021-12-03 01:24 01:13:42 1968507 500 410 0 90 +401.92 ± 36.1
154225 ncm-et-4 2021-12-03 00:13 01:16:01 1968635 500 444 2 54 +484.25 ± 47.29
154224 ncm-et-10 2021-12-03 00:12 01:15:09 1964475 500 418 1 81 +417.32 ± 38.22
154223 ncm-et-9 2021-12-03 00:11 01:15:19 1971883 500 422 1 77 +426.65 ± 39.25
154222 ncm-et-15 2021-12-03 00:11 01:15:48 1947123 500 454 1 45 +522.8 ± 52.07
154221 ncm-et-3 2021-12-03 00:10 01:16:35 1945853 500 427 1 72 +438.95 ± 40.66
154220 ncm-et-13 2021-12-03 00:07 01:15:56 1968626 500 425 0 75 +436.43 ± 39.73
154219 ncm-et-10 2021-12-02 22:55 01:16:28 1950851 500 421 0 79 +426.65 ± 38.66
154218 ncm-et-4 2021-12-02 22:55 01:17:39 1943508 500 436 0 64 +466.03 ± 43.18
154217 ncm-et-9 2021-12-02 22:54 01:16:13 1959695 500 428 1 71 +441.5 ± 40.95
154216 ncm-et-15 2021-12-02 22:54 01:16:22 1942611 500 430 3 67 +441.5 ± 42.25
154215 ncm-et-13 2021-12-02 22:52 01:14:22 1962938 500 425 0 75 +436.43 ± 39.73
154214 ncm-et-3 2021-12-02 22:52 01:17:03 1948880 500 440 0 60 +477.98 ± 44.67
154213 ncm-et-4 2021-12-02 21:39 01:14:56 1962459 500 426 1 73 +436.43 ± 40.36
154212 ncm-et-15 2021-12-02 21:38 01:15:23 1960500 500 429 1 70 +444.09 ± 41.26
154211 ncm-et-3 2021-12-02 21:37 01:14:23 1964823 500 427 0 73 +441.5 ± 40.29
154210 ncm-et-10 2021-12-02 21:37 01:17:39 1954806 500 425 0 75 +436.43 ± 39.73
154209 ncm-et-9 2021-12-02 21:36 01:17:29 1955745 500 439 0 61 +474.93 ± 44.28
154208 ncm-et-13 2021-12-02 21:35 01:16:12 1966015 500 418 1 81 +417.32 ± 38.22
154207 ncm-et-3 2021-12-02 20:21 01:15:43 1965083 500 435 1 64 +460.32 ± 43.24
154206 ncm-et-9 2021-12-02 20:20 01:14:53 1969241 500 447 1 52 +497.4 ± 48.23
154205 ncm-et-10 2021-12-02 20:20 01:15:44 1965545 500 436 0 64 +466.03 ± 43.18
154204 ncm-et-13 2021-12-02 20:20 01:14:07 1960465 500 434 2 64 +454.76 ± 43.27
154203 ncm-et-15 2021-12-02 20:20 01:16:34 1956486 500 440 0 60 +477.98 ± 44.67
154202 ncm-et-4 2021-12-02 20:20 01:18:18 1928538 500 439 0 61 +474.93 ± 44.28

Commit

Commit ID 95a2ac1e073a6f7c3af8aeef2fc4fe8cbd6650cf
Author bmc4
Date 2021-12-01 17:10:51 UTC
Simplify reduction on rootNode when bestMoveChanges is high The reduction introduced in #3736 also consider on rootNode, so we don't have to reduce again. STC: LLR: 2.94 (-2.94,2.94) <-2.25,0.25> Total: 28736 W: 7494 L: 7329 D: 13913 Ptnml(0-2): 95, 3247, 7503, 3444, 79 https://tests.stockfishchess.org/tests/view/61a3abe01b7fdf52228e74d8 LTC: LLR: 2.94 (-2.94,2.94) <-2.25,0.25> Total: 47816 W: 12434 L: 12308 D: 23074 Ptnml(0-2): 37, 4972, 13755, 5116, 28 https://tests.stockfishchess.org/tests/view/61a3c3e39f0c43dae1c71d71 closes https://github.com/official-stockfish/Stockfish/pull/3817 bench: 6331638
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