Dev Builds » 20131020-2136

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 05:50:47 1990769 2371 100 1247 1024 -183.41 +/- 10.56
ncm-et-4 05:51:10 1991761 2397 114 1202 1081 -170.11 +/- 10.26
ncm-et-5 01:44:24 2000454 712 31 375 306 -183.13 +/- 19.35
ncm-et-6 01:44:05 2024182 718 30 366 322 -176.31 +/- 18.79
ncm-et-7 01:44:15 2024428 718 28 379 311 -185.72 +/- 19.15
ncm-et-8 01:44:15 2023610 716 27 363 326 -176.89 +/- 18.62
ncm-et-9 05:51:03 1985517 2358 101 1196 1061 -174.72 +/- 10.34
ncm-et-10 05:51:03 1983671 2364 97 1213 1054 -178.15 +/- 10.38
ncm-et-11 01:44:17 2018720 711 28 362 321 -177.11 +/- 18.79
ncm-et-12 01:44:27 2020108 715 27 362 326 -176.56 +/- 18.62
ncm-et-13 05:51:09 1989913 2393 118 1196 1079 -168.61 +/- 10.28
ncm-et-14 01:44:19 2020595 721 29 354 338 -168.73 +/- 18.26
ncm-et-15 05:50:56 1989816 2396 104 1263 1029 -183.39 +/- 10.54
ncm-et-16 01:44:28 2012307 710 25 380 305 -190.85 +/- 19.32
20000 859 10258 8883 -177.19 +/- 3.58

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
100480 ncm-et-10 2019-10-19 21:34 00:22:01 1971729 147 6 75 66 -176.94 +/- 41.76
100479 ncm-et-9 2019-10-19 21:33 00:23:05 1972035 160 8 82 70 -173.89 +/- 40.74
100478 ncm-et-3 2019-10-19 21:32 00:24:06 1975761 159 5 84 70 -189.39 +/- 40.42
100477 ncm-et-4 2019-10-19 21:29 00:26:46 1972652 178 9 90 79 -170.61 +/- 38.28
100476 ncm-et-15 2019-10-19 21:29 00:26:42 1967868 176 5 92 79 -188.23 +/- 37.88
100475 ncm-et-13 2019-10-19 21:29 00:27:18 1968324 180 7 93 80 -180.7 +/- 37.88
100474 ncm-et-10 2019-10-19 20:20 01:12:39 1957268 500 18 242 240 -167.53 +/- 21.57
100473 ncm-et-9 2019-10-19 20:18 01:13:31 1987876 500 17 251 232 -176.33 +/- 22.0
100472 ncm-et-3 2019-10-19 20:15 01:15:44 1966174 500 27 261 212 -176.33 +/- 23.36
100471 ncm-et-4 2019-10-19 20:14 01:13:50 1975475 500 22 260 218 -179.9 +/- 22.93
100470 ncm-et-15 2019-10-19 20:14 01:13:46 1975293 500 26 261 213 -177.22 +/- 23.28
100469 ncm-et-13 2019-10-19 20:13 01:14:28 1972967 500 25 260 215 -177.22 +/- 23.15
100468 ncm-et-9 2019-10-19 19:03 01:14:11 1963382 500 22 250 228 -171.02 +/- 22.34
100467 ncm-et-10 2019-10-19 19:02 01:17:10 1957422 500 15 274 211 -199.29 +/- 23.22
100466 ncm-et-3 2019-10-19 19:00 01:13:50 1976696 500 23 257 220 -176.33 +/- 22.82
100465 ncm-et-15 2019-10-19 19:00 01:13:09 1988517 500 20 252 228 -174.55 +/- 22.3
100464 ncm-et-13 2019-10-19 19:00 01:12:27 1976662 500 18 266 216 -189.0 +/- 22.98
100463 ncm-et-4 2019-10-19 19:00 01:13:46 1970326 500 22 248 230 -169.27 +/- 22.22
100462 ncm-et-13 2019-10-19 17:46 01:12:29 1972186 500 34 231 235 -144.72 +/- 22.11
100461 ncm-et-10 2019-10-19 17:46 01:14:52 1975399 500 27 251 222 -167.53 +/- 22.76
100460 ncm-et-3 2019-10-19 17:46 01:12:58 1973206 500 15 251 234 -178.11 +/- 21.84
100459 ncm-et-4 2019-10-19 17:46 01:12:28 1983587 500 22 239 239 -161.49 +/- 21.72
100458 ncm-et-9 2019-10-19 17:46 01:15:56 1938167 500 29 254 217 -168.4 +/- 23.08
100457 ncm-et-15 2019-10-19 17:46 01:13:00 1974162 500 20 256 224 -178.11 +/- 22.53
30022 ncm-et-9 2018-05-15 02:05 00:29:50 2028360 198 5 109 84 -202.75 +/- 36.85
30021 ncm-et-5 2018-05-15 02:05 00:30:04 2022956 212 5 123 84 -218.15 +/- 37.01
30020 ncm-et-11 2018-05-15 02:04 00:30:33 2018558 211 8 103 100 -168.51 +/- 33.6
30019 ncm-et-16 2018-05-15 02:04 00:31:05 2019697 210 11 106 93 -169.44 +/- 35.27
30018 ncm-et-4 2018-05-15 02:04 00:30:58 2024919 219 17 110 92 -157.51 +/- 35.68
30017 ncm-et-13 2018-05-15 02:04 00:31:07 2024590 213 11 103 99 -160.61 +/- 34.04
30016 ncm-et-3 2018-05-15 02:03 00:31:15 2026227 212 10 113 89 -184.35 +/- 36.13
30015 ncm-et-14 2018-05-15 02:03 00:31:20 2020674 221 6 104 111 -165.55 +/- 31.42
30014 ncm-et-12 2018-05-15 02:03 00:31:36 2018886 215 8 115 92 -189.77 +/- 35.37
30013 ncm-et-7 2018-05-15 02:03 00:31:39 2023936 218 11 120 87 -190.85 +/- 36.67
30012 ncm-et-8 2018-05-15 02:03 00:31:56 2023121 216 8 104 104 -165.99 +/- 32.87
30011 ncm-et-6 2018-05-15 02:03 00:31:55 2023446 218 8 103 107 -162.26 +/- 32.31
30010 ncm-et-15 2018-05-15 02:02 00:32:23 2018070 220 12 126 82 -199.38 +/- 37.86
30009 ncm-et-10 2018-05-15 02:02 00:32:45 2018560 217 9 108 100 -171.12 +/- 33.76
30008 ncm-et-3 2018-05-15 00:49 01:12:54 2026555 500 20 281 199 -201.19 +/- 24.1
30007 ncm-et-8 2018-05-15 00:49 01:12:19 2024100 500 19 259 222 -181.7 +/- 22.63
30006 ncm-et-6 2018-05-15 00:49 01:12:10 2024918 500 22 263 215 -182.61 +/- 23.11
30005 ncm-et-9 2018-05-15 00:49 01:14:30 2023286 500 20 250 230 -172.78 +/- 22.18
30004 ncm-et-14 2018-05-15 00:49 01:12:59 2020517 500 23 250 227 -170.15 +/- 22.41
30003 ncm-et-5 2018-05-15 00:49 01:14:20 1977952 500 26 252 222 -169.27 +/- 22.75
30002 ncm-et-11 2018-05-15 00:49 01:13:44 2018883 500 20 259 221 -180.8 +/- 22.71
30001 ncm-et-10 2018-05-15 00:49 01:11:36 2021652 500 22 263 215 -182.61 +/- 23.11
30000 ncm-et-15 2018-05-15 00:49 01:11:56 2014988 500 21 276 203 -195.51 +/- 23.85
29999 ncm-et-13 2018-05-15 00:49 01:13:20 2024754 500 23 243 234 -164.07 +/- 22.02
29998 ncm-et-12 2018-05-15 00:49 01:12:51 2021330 500 19 247 234 -171.02 +/- 21.93
29997 ncm-et-4 2018-05-15 00:49 01:13:22 2023612 500 22 255 223 -175.44 +/- 22.63
29996 ncm-et-16 2018-05-15 00:49 01:13:23 2004918 500 14 274 212 -200.24 +/- 23.14
29995 ncm-et-7 2018-05-15 00:49 01:12:36 2024920 500 17 259 224 -183.51 +/- 22.47

Commit

Commit ID f22a63ce67fecabe14dd4e558af9483b592efcfa
Author Marco Costalba
Date 2013-10-20 21:36:46 UTC
Fix pos.count<ALL_PIECES>() It was never updated ! Currently it only affects evaluate_passed_pawns() and in particularly the rule to increase the bonus if we have more non-pawn pieces. We could simply use popcount() instead and avoid the little slowdown in put_piece() and remove_piece(), but this would leave a very subtle and tricky hole where people are forced to remember that pos.count<ALL_PIECES>() does not work. This is not obvious and so dangerous. Thanks to Ronald de Man for spotting this. bench: 7931424
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