Dev Builds » 20200415-0629

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 08:25:05 1962701 3339 2052 65 1222 +238.17 ± 9.66
ncm-et-4 08:24:49 1959886 3321 2081 50 1190 +247.17 ± 9.77
ncm-et-9 08:22:56 1967999 3355 2068 62 1225 +239.69 ± 9.64
ncm-et-10 08:22:04 1954197 3281 2021 54 1206 +240.56 ± 9.7
ncm-et-13 08:22:32 1961756 3342 2086 56 1200 +244.88 ± 9.74
ncm-et-15 08:23:03 1971468 3362 2082 53 1227 +242.74 ± 9.62
20000 12390 340 7270 +242.18 ± 3.95

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
129570 ncm-et-10 2020-04-16 02:54 00:42:40 1955425 281 182 9 90 +249.45 ± 36.15
129569 ncm-et-4 2020-04-16 02:49 00:47:38 1964147 321 207 5 109 +257.18 ± 32.57
129568 ncm-et-13 2020-04-16 02:45 00:51:19 1960615 342 212 3 127 +246.92 ± 29.84
129567 ncm-et-3 2020-04-16 02:45 00:51:43 1961382 339 200 7 132 +224.62 ± 29.43
129566 ncm-et-9 2020-04-16 02:44 00:52:43 1966639 355 223 8 124 +243.9 ± 30.58
129565 ncm-et-15 2020-04-16 02:43 00:53:08 1971886 362 239 4 119 +268.87 ± 31.11
129564 ncm-et-10 2020-04-16 01:34 01:18:50 1957403 500 303 8 189 +235.45 ± 24.53
129563 ncm-et-4 2020-04-16 01:32 01:15:25 1971408 500 310 7 183 +244.1 ± 24.95
129562 ncm-et-15 2020-04-16 01:29 01:13:38 1965999 500 301 8 191 +233.32 ± 24.39
129561 ncm-et-13 2020-04-16 01:29 01:15:27 1961228 500 305 14 181 +231.21 ± 25.28
129560 ncm-et-9 2020-04-16 01:28 01:14:22 1970803 500 294 8 198 +226.0 ± 23.89
129559 ncm-et-3 2020-04-16 01:27 01:16:33 1960616 500 323 11 166 +254.16 ± 26.44
129558 ncm-et-10 2020-04-16 00:19 01:13:27 1966461 500 292 4 204 +228.08 ± 23.32
129557 ncm-et-4 2020-04-16 00:15 01:16:07 1976382 500 310 8 182 +243.0 ± 25.06
129556 ncm-et-13 2020-04-16 00:12 01:15:51 1960155 500 309 9 182 +240.82 ± 25.09
129555 ncm-et-15 2020-04-16 00:12 01:16:10 1976537 500 311 8 181 +244.1 ± 25.14
129554 ncm-et-9 2020-04-16 00:11 01:15:50 1971268 500 313 11 176 +243.0 ± 25.61
129553 ncm-et-3 2020-04-16 00:11 01:14:55 1963842 500 305 13 182 +232.26 ± 25.19
129552 ncm-et-10 2020-04-15 23:01 01:17:33 1921603 500 308 11 181 +237.58 ± 25.22
129551 ncm-et-4 2020-04-15 22:58 01:15:57 1962769 500 307 6 187 +241.91 ± 24.61
129550 ncm-et-15 2020-04-15 22:57 01:13:31 1976693 500 291 9 200 +221.9 ± 23.78
129549 ncm-et-13 2020-04-15 22:55 01:15:19 1963378 500 317 12 171 +246.3 ± 26.04
129548 ncm-et-9 2020-04-15 22:55 01:15:34 1966322 500 306 10 184 +236.51 ± 24.97
129547 ncm-et-3 2020-04-15 22:55 01:15:20 1964609 500 329 8 163 +264.6 ± 26.63
129546 ncm-et-10 2020-04-15 21:44 01:16:08 1962001 500 310 7 183 +244.1 ± 24.95
129545 ncm-et-15 2020-04-15 21:40 01:15:45 1974359 500 314 10 176 +245.2 ± 25.59
129544 ncm-et-4 2020-04-15 21:40 01:17:27 1939474 500 322 11 167 +253.02 ± 26.35
129543 ncm-et-9 2020-04-15 21:39 01:14:49 1969555 500 320 11 169 +250.77 ± 26.18
129542 ncm-et-3 2020-04-15 21:38 01:15:27 1964148 500 295 10 195 +224.97 ± 24.16
129541 ncm-et-13 2020-04-15 21:38 01:16:12 1965688 500 312 9 179 +244.1 ± 25.32
129540 ncm-et-10 2020-04-15 20:26 01:16:41 1958169 500 317 11 172 +247.41 ± 25.93
129539 ncm-et-4 2020-04-15 20:24 01:14:54 1965228 500 307 8 185 +239.74 ± 24.83
129538 ncm-et-15 2020-04-15 20:23 01:15:38 1962150 500 300 7 193 +233.32 ± 24.21
129537 ncm-et-9 2020-04-15 20:23 01:14:42 1967250 500 303 6 191 +237.58 ± 24.31
129536 ncm-et-13 2020-04-15 20:23 01:13:46 1961074 500 323 3 174 +263.42 ± 25.5
129535 ncm-et-3 2020-04-15 20:21 01:15:48 1964614 500 298 7 195 +231.21 ± 24.06
129534 ncm-et-10 2020-04-15 19:08 01:16:45 1958318 500 309 4 187 +246.3 ± 24.52
129533 ncm-et-13 2020-04-15 19:07 01:14:38 1960158 500 308 6 186 +243.0 ± 24.68
129532 ncm-et-9 2020-04-15 19:07 01:14:56 1964161 500 309 8 183 +241.91 ± 24.98
129531 ncm-et-15 2020-04-15 19:07 01:15:13 1972655 500 326 7 167 +262.24 ± 26.25
129530 ncm-et-4 2020-04-15 19:05 01:17:21 1939799 500 318 5 177 +255.3 ± 25.34
129529 ncm-et-3 2020-04-15 19:05 01:15:19 1959697 500 302 9 189 +233.32 ± 24.56

Commit

Commit ID ca4e399ea6d88f8f71c8fd692566223496b10f78
Author Vizvezdenec
Date 2020-04-15 06:29:20 UTC
Space bonus and number of blocked pawns This patch refines the recently introduced interaction between the space bonus and the number of blocked pawns in a position. * pawns count as blocked also if their push square is attacked by 2 enemy pawns; * overall dependence is stronger as well as offset; * bonus increase is capped at 9 blocked pawns in position; passed STC https://tests.stockfishchess.org/tests/view/5e94560663d105aebbab243d LLR: 2.96 (-2.94,2.94) {-0.50,1.50} Total: 29500 W: 5842 L: 5603 D: 18055 Ptnml(0-2): 504, 3443, 6677, 3562, 564 passed LTC https://tests.stockfishchess.org/tests/view/5e95b383c2aaa99f75d1a14d LLR: 2.95 (-2.94,2.94) {0.25,1.75} Total: 63504 W: 8329 L: 7974 D: 47201 Ptnml(0-2): 492, 5848, 18720, 6197, 495 closes https://github.com/official-stockfish/Stockfish/pull/2631 bench 4956028
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