Dev Builds » 20200113-1109

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 08:33:33 1962963 3408 2116 42 1250 +245.51 +/- 9.5
ncm-et-4 08:35:12 1963343 3399 2090 53 1256 +240.44 +/- 9.5
ncm-et-9 07:24:35 1966560 2939 1782 44 1113 +236.17 +/- 10.07
ncm-et-10 08:33:30 1963023 3389 2071 53 1265 +238.37 +/- 9.46
ncm-et-13 08:34:20 1968985 3430 2123 77 1230 +238.93 +/- 9.65
ncm-et-15 08:33:47 1967965 3435 2151 60 1224 +245.6 +/- 9.65
20000 12333 329 7338 +240.93 +/- 3.93

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
111589 ncm-et-4 2020-01-13 20:01 00:59:22 1968162 399 239 10 150 +227.0 +/- 27.71
111588 ncm-et-10 2020-01-13 20:00 00:59:20 1958636 389 238 9 142 +234.75 +/- 28.51
111587 ncm-et-3 2020-01-13 19:58 01:01:29 1964763 408 257 6 145 +249.19 +/- 28.11
111586 ncm-et-15 2020-01-13 19:56 01:04:08 1968162 435 282 5 148 +261.53 +/- 27.82
111585 ncm-et-13 2020-01-13 19:55 01:04:52 1968322 430 265 10 155 +237.06 +/- 27.29
111584 ncm-et-9 2020-01-13 19:54 01:06:12 1963089 439 255 7 177 +222.37 +/- 25.24
111583 ncm-et-4 2020-01-13 18:45 01:15:01 1961799 500 314 7 179 +248.53 +/- 25.26
111582 ncm-et-10 2020-01-13 18:44 01:14:42 1969087 500 308 6 186 +243.0 +/- 24.68
111581 ncm-et-3 2020-01-13 18:40 01:16:57 1961381 500 300 8 192 +232.26 +/- 24.31
111580 ncm-et-15 2020-01-13 18:39 01:15:23 1970791 500 308 8 184 +240.82 +/- 24.91
111579 ncm-et-13 2020-01-13 18:38 01:16:10 1966922 500 310 8 182 +243.0 +/- 25.06
111578 ncm-et-9 2020-01-13 18:36 01:16:58 1975759 500 307 6 187 +241.91 +/- 24.61
111577 ncm-et-10 2020-01-13 17:28 01:15:46 1962466 500 312 9 179 +244.1 +/- 25.32
111576 ncm-et-4 2020-01-13 17:26 01:17:53 1945724 500 308 4 188 +245.2 +/- 24.45
111575 ncm-et-15 2020-01-13 17:24 01:14:06 1965845 500 313 10 177 +244.1 +/- 25.51
111574 ncm-et-13 2020-01-13 17:23 01:13:32 1968797 500 321 9 170 +254.16 +/- 26.05
111573 ncm-et-3 2020-01-13 17:22 01:16:57 1961539 500 307 7 186 +240.82 +/- 24.72
111572 ncm-et-9 2020-01-13 17:17 01:17:08 1972961 500 313 8 179 +246.3 +/- 25.29
111571 ncm-et-10 2020-01-13 16:10 01:16:34 1964788 500 303 5 192 +238.66 +/- 24.2
111570 ncm-et-4 2020-01-13 16:09 01:15:33 1968467 500 315 6 179 +250.77 +/- 25.22
111569 ncm-et-15 2020-01-13 16:08 01:14:51 1965540 500 312 9 179 +244.1 +/- 25.32
111568 ncm-et-3 2020-01-13 16:08 01:13:52 1962770 500 314 5 181 +250.77 +/- 25.03
111567 ncm-et-13 2020-01-13 16:07 01:14:55 1971263 500 300 13 187 +227.04 +/- 24.82
111566 ncm-et-9 2020-01-13 16:02 01:13:57 1964157 500 313 7 180 +247.41 +/- 25.18
111565 ncm-et-10 2020-01-13 14:54 01:15:13 1959696 500 312 8 180 +245.2 +/- 25.21
111564 ncm-et-15 2020-01-13 14:52 01:15:15 1967848 500 315 9 176 +247.41 +/- 25.56
111563 ncm-et-3 2020-01-13 14:52 01:14:26 1962303 500 308 5 187 +244.1 +/- 24.57
111562 ncm-et-4 2020-01-13 14:51 01:17:00 1957185 500 306 10 184 +236.51 +/- 24.97
111561 ncm-et-13 2020-01-13 14:50 01:15:59 1966156 500 307 13 180 +234.38 +/- 25.34
111560 ncm-et-9 2020-01-13 14:46 01:15:16 1963079 500 302 6 192 +236.51 +/- 24.24
111559 ncm-et-10 2020-01-13 13:37 01:15:30 1968777 500 284 8 208 +215.85 +/- 23.21
111558 ncm-et-15 2020-01-13 13:36 01:14:50 1967396 500 315 13 172 +243.0 +/- 25.97
111557 ncm-et-3 2020-01-13 13:36 01:14:55 1964301 500 317 6 177 +253.02 +/- 25.38
111556 ncm-et-13 2020-01-13 13:35 01:13:46 1968621 500 307 12 181 +235.45 +/- 25.24
111555 ncm-et-4 2020-01-13 13:34 01:15:29 1972193 500 290 8 202 +221.9 +/- 23.61
111554 ncm-et-9 2020-01-13 13:30 01:15:04 1960318 500 292 10 198 +221.9 +/- 23.95
111553 ncm-et-3 2020-01-13 12:20 01:14:57 1963687 500 313 5 182 +249.64 +/- 24.95
111552 ncm-et-15 2020-01-13 12:20 01:15:14 1970177 500 306 6 188 +240.82 +/- 24.53
111551 ncm-et-10 2020-01-13 12:20 01:16:25 1957714 500 314 8 178 +247.41 +/- 25.37
111550 ncm-et-13 2020-01-13 12:19 01:15:06 1972816 500 313 12 175 +241.91 +/- 25.71
111549 ncm-et-4 2020-01-13 12:18 01:14:54 1969873 500 318 8 174 +251.89 +/- 25.69

Commit

Commit ID 7150183d07a40653aff6ba64a73f27fe049f525d
Author Stefan Geschwentner
Date 2020-01-13 11:09:23 UTC
Tweak reductions for captures/promotions From the third move reduce captures and promotions more if remaining depth is low. STC: LLR: 2.94 (-2.94,2.94) {-1.00,3.00} Total: 25218 W: 5008 L: 4837 D: 15373 Ptnml(0-2): 439, 2950, 5717, 3001, 499 http://tests.stockfishchess.org/tests/view/5e1b33abd12216a2857e6359 LTC: LLR: 2.95 (-2.94,2.94) {0.00,2.00} Total: 35491 W: 4760 L: 4524 D: 26207 Ptnml(0-2): 264, 3288, 10413, 3460, 294 http://tests.stockfishchess.org/tests/view/5e1b88d5d12216a2857e6385 Closes https://github.com/official-stockfish/Stockfish/pull/2488 Bench: 4979757
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