Dev Builds » 20200818-0636

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 08:37:53 1956362 3335 2461 41 833 +319.45 +/- 11.79
ncm-et-4 08:39:05 1962955 3327 2457 42 828 +319.63 +/- 11.83
ncm-et-9 08:39:13 1965214 3346 2452 46 848 +314.68 +/- 11.69
ncm-et-10 08:40:02 1954512 3315 2466 44 805 +323.13 +/- 12.0
ncm-et-13 08:37:25 1962152 3354 2474 40 840 +319.5 +/- 11.74
ncm-et-15 08:38:05 1967044 3323 2421 39 863 +313.07 +/- 11.57
20000 14731 252 5017 +318.21 +/- 4.8

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
135409 ncm-et-15 2020-08-19 20:53 00:50:43 1968321 323 235 4 84 +311.89 +/- 37.44
135408 ncm-et-10 2020-08-19 20:52 00:50:55 1923308 315 238 2 75 +337.41 +/- 39.63
135407 ncm-et-4 2020-08-19 20:52 00:51:42 1948600 327 244 1 82 +332.64 +/- 37.72
135406 ncm-et-9 2020-08-19 20:50 00:53:27 1964162 346 257 5 84 +321.43 +/- 37.5
135405 ncm-et-3 2020-08-19 20:49 00:54:10 1915947 335 249 3 83 +325.91 +/- 37.65
135404 ncm-et-13 2020-08-19 20:47 00:56:42 1957705 354 268 3 83 +336.92 +/- 37.68
135403 ncm-et-4 2020-08-19 19:34 01:16:45 1969407 500 378 6 116 +333.32 +/- 31.82
135402 ncm-et-15 2020-08-19 19:34 01:17:51 1961383 500 349 9 142 +288.06 +/- 28.68
135401 ncm-et-10 2020-08-19 19:33 01:18:39 1955720 500 377 7 116 +330.23 +/- 31.84
135400 ncm-et-9 2020-08-19 19:31 01:18:07 1960614 500 357 5 138 +304.07 +/- 29.02
135399 ncm-et-3 2020-08-19 19:30 01:17:49 1961381 500 375 2 123 +334.88 +/- 30.73
135398 ncm-et-13 2020-08-19 19:30 01:15:50 1962305 500 367 4 129 +319.72 +/- 30.05
135397 ncm-et-15 2020-08-19 18:16 01:16:23 1968950 500 376 3 121 +334.88 +/- 31.04
135396 ncm-et-4 2020-08-19 18:14 01:18:27 1942871 500 373 8 119 +322.67 +/- 31.43
135395 ncm-et-3 2020-08-19 18:13 01:16:10 1964455 500 369 6 125 +319.72 +/- 30.61
135394 ncm-et-10 2020-08-19 18:12 01:19:25 1954499 500 357 6 137 +302.7 +/- 29.16
135393 ncm-et-9 2020-08-19 18:12 01:17:33 1968934 500 362 10 128 +304.07 +/- 30.28
135392 ncm-et-13 2020-08-19 18:12 01:17:07 1965225 500 375 7 118 +327.18 +/- 31.56
135391 ncm-et-15 2020-08-19 16:56 01:19:01 1968313 500 380 3 117 +341.24 +/- 31.6
135390 ncm-et-4 2020-08-19 16:55 01:17:59 1968637 500 355 6 139 +299.97 +/- 28.94
135389 ncm-et-10 2020-08-19 16:55 01:16:13 1959412 500 371 13 116 +312.48 +/- 31.8
135388 ncm-et-3 2020-08-19 16:55 01:17:09 1963532 500 366 7 127 +313.91 +/- 30.37
135387 ncm-et-13 2020-08-19 16:54 01:16:17 1963379 500 365 9 126 +309.64 +/- 30.52
135386 ncm-et-9 2020-08-19 16:53 01:17:32 1969400 500 368 7 125 +316.8 +/- 30.63
135385 ncm-et-4 2020-08-19 15:37 01:16:54 1970956 500 372 6 122 +324.17 +/- 31.0
135384 ncm-et-15 2020-08-19 15:37 01:18:08 1968785 500 359 6 135 +305.45 +/- 29.39
135383 ncm-et-3 2020-08-19 15:37 01:16:59 1963687 500 362 8 130 +306.84 +/- 30.02
135382 ncm-et-10 2020-08-19 15:36 01:17:42 1967085 500 376 5 119 +331.77 +/- 31.38
135381 ncm-et-13 2020-08-19 15:36 01:17:34 1962616 500 364 5 131 +313.91 +/- 29.83
135380 ncm-et-9 2020-08-19 15:35 01:17:19 1964614 500 386 3 111 +351.11 +/- 32.49
135379 ncm-et-10 2020-08-19 14:18 01:17:27 1965536 500 370 8 122 +318.25 +/- 31.03
135378 ncm-et-9 2020-08-19 14:18 01:16:28 1961538 500 361 8 131 +305.45 +/- 29.9
135377 ncm-et-13 2020-08-19 14:17 01:17:07 1961074 500 371 8 121 +319.72 +/- 31.16
135376 ncm-et-15 2020-08-19 14:17 01:18:27 1966780 500 359 9 132 +301.33 +/- 29.8
135375 ncm-et-4 2020-08-19 14:17 01:18:44 1967232 500 359 8 133 +302.7 +/- 29.67
135374 ncm-et-3 2020-08-19 14:17 01:18:11 1962916 500 382 4 114 +342.85 +/- 32.07
135289 ncm-et-10 2020-08-18 19:23 01:19:41 1956024 500 377 3 120 +336.46 +/- 31.18
135288 ncm-et-15 2020-08-18 19:23 01:17:32 1966781 500 363 5 132 +312.48 +/- 29.71
135287 ncm-et-4 2020-08-18 19:23 01:18:34 1972983 500 376 7 117 +328.7 +/- 31.7
135286 ncm-et-3 2020-08-18 19:23 01:17:25 1962620 500 358 11 131 +297.28 +/- 29.93
135285 ncm-et-13 2020-08-18 19:23 01:16:48 1962763 500 364 4 132 +315.35 +/- 29.68
135284 ncm-et-9 2020-08-18 19:23 01:18:47 1967241 500 361 8 131 +305.45 +/- 29.9

Commit

Commit ID 1bcc981a5a70e3065b4ff588644f270136fd7e3c
Author mstembera
Date 2020-08-18 06:36:57 UTC
Fallback to NNUE If the classical eval ends up much smaller than estimated fall back to NNUE. Also use multiply instead of divide for the threshold comparison for smoother transitions without rounding. STC https://tests.stockfishchess.org/tests/view/5f3a5011b38d442594aabdfe LLR: 2.96 (-2.94,2.94) {-0.50,1.50} Total: 57352 W: 6325 L: 6135 D: 44892 Ptnml(0-2): 277, 4748, 18482, 4846, 323 LTC https://tests.stockfishchess.org/tests/view/5f3aee9db38d442594aabe82 LLR: 2.95 (-2.94,2.94) {0.25,1.75} Total: 16232 W: 897 L: 781 D: 14554 Ptnml(0-2): 19, 679, 6616, 771, 31 closes https://github.com/official-stockfish/Stockfish/pull/3023 bench: 4026216 ----- Recommended net: https://tests.stockfishchess.org/api/nn/nn-82215d0fd0df.nnue
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