Dev Builds » 20210208-2039

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 08:23:43 1899827 3281 2614 15 652 +374.24 +/- 13.32
ncm-et-4 08:24:42 1959409 3367 2681 17 669 +373.37 +/- 13.16
ncm-et-9 08:23:57 1956676 3323 2668 19 636 +378.98 +/- 13.5
ncm-et-10 08:24:12 1959459 3344 2645 14 685 +369.3 +/- 12.99
ncm-et-13 08:24:16 1963145 3352 2703 11 638 +384.71 +/- 13.46
ncm-et-15 08:24:40 1955895 3333 2661 21 651 +374.18 +/- 13.35
20000 15972 97 3931 +375.75 +/- 5.42

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
143347 ncm-et-9 2021-02-13 08:03 00:17:04 1951020 104 85 1 18 +389.25 +/- 84.98
143346 ncm-et-15 2021-02-13 08:02 00:18:15 1939678 115 95 1 19 +399.17 +/- 82.51
143345 ncm-et-10 2021-02-13 08:02 00:18:07 1961691 117 88 0 29 +339.73 +/- 64.53
143344 ncm-et-4 2021-02-13 08:02 00:18:39 1954824 118 93 1 24 +362.9 +/- 72.28
143343 ncm-et-3 2021-02-13 08:02 00:18:42 1968469 124 92 0 32 +331.71 +/- 61.16
143342 ncm-et-13 2021-02-13 08:02 00:19:03 1966615 125 103 0 22 +406.19 +/- 75.72
143341 ncm-et-9 2021-02-13 06:48 01:15:00 1962939 500 421 1 78 +424.28 +/- 38.99
143340 ncm-et-13 2021-02-13 06:47 01:13:39 1964919 500 393 2 105 +364.98 +/- 33.41
143339 ncm-et-4 2021-02-13 06:47 01:14:25 1962004 500 408 1 91 +395.65 +/- 35.96
143338 ncm-et-10 2021-02-13 06:47 01:15:01 1951310 500 396 4 100 +366.78 +/- 34.34
143337 ncm-et-3 2021-02-13 06:46 01:15:06 1962009 500 401 0 99 +383.63 +/- 34.34
143336 ncm-et-15 2021-02-13 06:45 01:16:27 1958821 500 396 4 100 +366.78 +/- 34.34
143335 ncm-et-9 2021-02-13 05:31 01:16:06 1958165 500 406 2 92 +389.56 +/- 35.8
143334 ncm-et-13 2021-02-13 05:31 01:15:55 1956940 500 397 2 101 +372.25 +/- 34.1
143333 ncm-et-4 2021-02-13 05:31 01:15:32 1944156 500 395 3 102 +366.78 +/- 33.96
143332 ncm-et-15 2021-02-13 05:31 01:14:00 1959859 500 390 2 108 +359.68 +/- 32.92
143331 ncm-et-10 2021-02-13 05:31 01:15:21 1962150 500 389 2 109 +357.94 +/- 32.76
143330 ncm-et-3 2021-02-13 05:31 01:14:38 1959860 500 397 4 99 +368.59 +/- 34.52
143245 ncm-et-13 2021-02-12 12:05 00:33:52 1962609 227 182 0 45 +383.4 +/- 51.53
143244 ncm-et-15 2021-02-12 12:05 00:34:16 1954351 218 168 3 47 +343.57 +/- 50.62
143243 ncm-et-9 2021-02-12 12:04 00:34:11 1956805 219 182 1 36 +408.91 +/- 58.33
143242 ncm-et-10 2021-02-12 12:04 00:34:26 1959548 227 179 1 47 +366.9 +/- 50.52
143241 ncm-et-3 2021-02-12 12:02 00:36:59 1482198 187 147 0 40 +368.67 +/- 54.71
143240 ncm-et-4 2021-02-12 12:01 00:37:54 1965238 249 193 3 53 +348.65 +/- 47.56
143239 ncm-et-3 2021-02-12 10:49 01:11:24 1940866 470 371 2 97 +367.78 +/- 34.8
143238 ncm-et-15 2021-02-12 10:49 01:15:23 1951002 500 415 1 84 +410.58 +/- 37.5
143237 ncm-et-9 2021-02-12 10:48 01:15:34 1954958 500 402 4 94 +377.87 +/- 35.46
143236 ncm-et-13 2021-02-12 10:48 01:16:33 1953740 500 401 1 98 +381.7 +/- 34.59
143235 ncm-et-10 2021-02-12 10:47 01:16:18 1956637 500 392 2 106 +363.2 +/- 33.24
143234 ncm-et-4 2021-02-12 10:45 01:15:16 1964310 500 392 1 107 +364.98 +/- 33.02
143233 ncm-et-15 2021-02-12 09:33 01:14:36 1967096 500 404 1 95 +387.57 +/- 35.16
143232 ncm-et-3 2021-02-12 09:33 01:16:07 1958330 500 401 4 95 +375.98 +/- 35.27
143231 ncm-et-10 2021-02-12 09:32 01:14:33 1966926 500 392 1 107 +364.98 +/- 33.02
143230 ncm-et-13 2021-02-12 09:31 01:15:41 1971270 500 423 1 76 +429.05 +/- 39.52
143229 ncm-et-9 2021-02-12 09:31 01:16:31 1955289 500 382 4 114 +342.85 +/- 32.07
143228 ncm-et-4 2021-02-12 09:29 01:15:03 1959095 500 397 3 100 +370.41 +/- 34.31
143227 ncm-et-3 2021-02-12 08:18 01:14:13 1973428 500 393 2 105 +364.98 +/- 33.41
143226 ncm-et-15 2021-02-12 08:17 01:15:24 1957723 500 397 1 102 +374.11 +/- 33.87
143225 ncm-et-10 2021-02-12 08:17 01:14:26 1959861 500 398 3 99 +372.25 +/- 34.49
143224 ncm-et-9 2021-02-12 08:17 01:13:27 1963231 500 395 3 102 +366.78 +/- 33.96
143223 ncm-et-13 2021-02-12 08:16 01:14:54 1965696 500 402 3 95 +379.78 +/- 35.24
143222 ncm-et-4 2021-02-12 08:15 01:13:45 1964692 500 394 3 103 +364.98 +/- 33.79
143221 ncm-et-13 2021-02-12 07:01 01:14:39 1963378 500 402 2 96 +381.7 +/- 35.02
143220 ncm-et-3 2021-02-12 07:00 01:16:34 1953461 500 412 3 85 +399.81 +/- 37.34
143219 ncm-et-10 2021-02-12 07:00 01:16:00 1957552 500 411 1 88 +401.92 +/- 36.6
143218 ncm-et-15 2021-02-12 07:00 01:16:19 1958637 500 396 8 96 +359.68 +/- 35.06
143217 ncm-et-4 2021-02-12 07:00 01:14:08 1960954 500 409 2 89 +395.65 +/- 36.43
143216 ncm-et-9 2021-02-12 07:00 01:16:04 1951004 500 395 3 102 +366.78 +/- 33.96

Commit

Commit ID 5ebdc40f8301745b4f8023e595ca2ddde74aa647
Author FauziAkram
Date 2021-02-08 20:39:30 UTC
Pawns Tuning A simple tuning of Pawns parameters, and some PSQT changes. Passed STC: LLR: 2.94 (-2.94,2.94) {-0.25,1.25} Total: 219424 W: 43681 L: 43103 D: 132640 Ptnml(0-2): 4014, 25760, 49669, 26172, 4097 https://tests.stockfishchess.org/tests/view/601bce167f517a561bc491eb Passed LTC: LLR: 2.94 (-2.94,2.94) {0.25,1.25} Total: 317312 W: 42525 L: 41579 D: 233208 Ptnml(0-2): 2447, 30157, 92636, 30835, 2581 https://tests.stockfishchess.org/tests/view/601c21557f517a561bc49227 closes https://github.com/official-stockfish/Stockfish/pull/3337 Bench: 4154473
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