Dev Builds » 20200807-0705

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 08:34:17 1962810 3352 2313 62 977 +282.65 ± 10.88
ncm-et-4 08:33:43 1959698 3336 2260 60 1016 +275.13 ± 10.66
ncm-et-9 08:34:22 1966847 3343 2230 66 1047 +267.76 ± 10.5
ncm-et-10 08:34:30 1961109 3308 2293 68 947 +283.33 ± 11.06
ncm-et-13 08:34:10 1961033 3327 2239 60 1028 +272.36 ± 10.59
ncm-et-15 08:34:28 1965789 3334 2290 76 968 +277.97 ± 10.94
20000 13625 392 5983 +276.47 ± 4.39

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
138447 ncm-et-10 2020-09-15 03:26 00:48:08 1960933 308 213 4 91 +287.14 ± 35.83
138446 ncm-et-13 2020-09-15 03:24 00:50:00 1959696 327 230 6 91 +291.33 ± 35.96
138445 ncm-et-15 2020-09-15 03:23 00:51:45 1968327 334 231 4 99 +287.83 ± 34.31
138444 ncm-et-9 2020-09-15 03:21 00:52:56 1965251 343 219 9 115 +247.55 ± 31.85
138443 ncm-et-3 2020-09-15 03:21 00:53:17 1962456 352 238 6 108 +274.89 ± 32.87
138442 ncm-et-4 2020-09-15 03:21 00:53:16 1928828 336 210 4 122 +248.02 ± 30.58
138441 ncm-et-10 2020-09-15 02:08 01:17:36 1959398 500 352 8 140 +293.29 ± 28.88
138440 ncm-et-13 2020-09-15 02:06 01:16:59 1961077 500 340 9 151 +276.69 ± 27.77
138439 ncm-et-15 2020-09-15 02:05 01:16:48 1959848 500 347 15 138 +277.93 ± 29.14
138438 ncm-et-3 2020-09-15 02:04 01:16:01 1962609 500 334 10 156 +268.17 ± 27.31
138437 ncm-et-9 2020-09-15 02:04 01:16:32 1963532 500 326 8 166 +261.07 ± 26.36
138436 ncm-et-4 2020-09-15 02:03 01:16:56 1963238 500 341 10 149 +276.69 ± 27.98
138435 ncm-et-10 2020-09-15 00:50 01:16:19 1968158 500 349 12 139 +284.22 ± 29.03
138434 ncm-et-15 2020-09-15 00:47 01:16:28 1961995 500 351 9 140 +290.66 ± 28.9
138433 ncm-et-13 2020-09-15 00:47 01:18:21 1961228 500 333 11 156 +265.78 ± 27.33
138432 ncm-et-9 2020-09-15 00:45 01:17:14 1970802 500 326 9 165 +259.91 ± 26.48
138431 ncm-et-4 2020-09-15 00:45 01:16:48 1968627 500 340 10 150 +275.45 ± 27.88
138430 ncm-et-3 2020-09-15 00:44 01:18:53 1965533 500 340 9 151 +276.69 ± 27.77
138429 ncm-et-13 2020-09-14 23:30 01:15:49 1963225 500 337 9 154 +273.0 ± 27.48
138428 ncm-et-10 2020-09-14 23:30 01:19:15 1957401 500 353 10 137 +291.97 ± 29.24
138427 ncm-et-15 2020-09-14 23:30 01:16:31 1963849 500 354 6 140 +298.62 ± 28.83
138426 ncm-et-4 2020-09-14 23:27 01:16:58 1970182 500 344 11 145 +279.17 ± 28.4
138425 ncm-et-9 2020-09-14 23:26 01:18:02 1967082 500 340 6 154 +280.42 ± 27.4
138424 ncm-et-3 2020-09-14 23:26 01:16:58 1963689 500 363 4 133 +313.91 ± 29.56
138423 ncm-et-15 2020-09-14 22:12 01:16:55 1968312 500 329 13 158 +258.75 ± 27.17
138422 ncm-et-10 2020-09-14 22:12 01:17:04 1963701 500 361 14 125 +297.28 ± 30.63
138421 ncm-et-13 2020-09-14 22:12 01:17:20 1961229 500 339 11 150 +273.0 ± 27.9
138420 ncm-et-4 2020-09-14 22:11 01:15:27 1968941 500 343 10 147 +279.17 ± 28.18
138419 ncm-et-9 2020-09-14 22:09 01:16:27 1970640 500 341 10 149 +276.69 ± 27.98
138418 ncm-et-3 2020-09-14 22:09 01:16:26 1961691 500 363 8 129 +308.24 ± 30.14
138417 ncm-et-10 2020-09-14 20:53 01:18:02 1958930 500 342 8 150 +280.42 ± 27.84
138416 ncm-et-15 2020-09-14 20:53 01:18:15 1970334 500 328 14 158 +256.44 ± 27.18
138415 ncm-et-13 2020-09-14 20:52 01:18:35 1958626 500 330 8 162 +265.78 ± 26.71
138414 ncm-et-9 2020-09-14 20:52 01:16:18 1961536 500 344 12 144 +277.93 ± 28.51
138413 ncm-et-3 2020-09-14 20:51 01:16:33 1961850 500 344 10 146 +280.42 ± 28.28
138412 ncm-et-4 2020-09-14 20:50 01:19:12 1947109 500 339 10 151 +274.22 ± 27.78
138411 ncm-et-4 2020-09-14 19:34 01:15:06 1970963 500 343 5 152 +285.49 ± 27.55
138410 ncm-et-3 2020-09-14 19:34 01:16:09 1961843 500 331 15 154 +258.75 ± 27.55
138409 ncm-et-13 2020-09-14 19:34 01:17:06 1962151 500 330 6 164 +268.17 ± 26.47
138408 ncm-et-15 2020-09-14 19:34 01:17:46 1967862 500 350 15 135 +281.68 ± 29.46
138407 ncm-et-10 2020-09-14 19:34 01:18:06 1959245 500 323 12 165 +253.02 ± 26.54
138406 ncm-et-9 2020-09-14 19:34 01:16:53 1969092 500 334 12 154 +265.78 ± 27.53

Commit

Commit ID 615d98da2447e79ceceae205e0cd4e878115acc3
Author Stefan Geschwentner
Date 2020-08-07 07:05:20 UTC
Do move legality check before pruning. This alllows to simplify the code because the move counter haven't to be decremented later if a move isn't legal. As a side effect now illegal pruned moves doesn't included anymore in move counter. So slightly less pruning and reductions are done. STC: LLR: 2.94 (-2.94,2.94) {-1.50,0.50} Total: 111016 W: 21106 L: 21077 D: 68833 Ptnml(0-2): 1830, 13083, 25736, 12946, 1913 https://tests.stockfishchess.org/tests/view/5f28816fa5abc164f05e4c26 LTC: LLR: 2.94 (-2.94,2.94) {-1.50,0.50} Total: 39264 W: 4909 L: 4843 D: 29512 Ptnml(0-2): 263, 3601, 11854, 3635, 279 https://tests.stockfishchess.org/tests/view/5f297902a5abc164f05e4c8e closes https://github.com/official-stockfish/Stockfish/pull/2906 Bench: 4390086
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