Dev Builds » 20180605-0758

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 06:31:20 2001819 2576 1244 81 1251 +169.05 +/- 9.39
ncm-et-4 06:31:23 2002415 2609 1259 77 1273 +169.73 +/- 9.3
ncm-et-5 02:16:54 2024020 917 431 26 460 +164.78 +/- 15.4
ncm-et-6 02:16:47 2024508 904 420 27 457 +161.81 +/- 15.45
ncm-et-7 02:16:52 2014328 913 443 29 441 +169.91 +/- 15.85
ncm-et-9 06:31:27 2000793 2609 1246 70 1293 +168.73 +/- 9.19
ncm-et-10 06:31:29 1989473 2574 1234 86 1254 +166.66 +/- 9.39
ncm-et-11 02:16:27 2025654 901 425 21 455 +167.7 +/- 15.41
ncm-et-12 02:16:53 1982946 889 425 26 438 +167.89 +/- 15.83
ncm-et-13 06:31:30 1970654 2568 1212 71 1285 +165.93 +/- 9.21
ncm-et-15 06:31:05 1981613 2540 1268 72 1200 +177.6 +/- 9.61
20000 9607 586 9807 +168.86 +/- 3.35

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
50124 ncm-et-15 2018-08-17 10:08 00:20:56 1945446 135 74 4 57 +199.54 +/- 45.0
50123 ncm-et-13 2018-08-17 10:05 00:24:24 1896982 154 70 4 80 +159.18 +/- 36.84
50122 ncm-et-3 2018-08-17 10:04 00:24:41 1991139 162 74 5 83 +158.05 +/- 36.37
50121 ncm-et-10 2018-08-17 10:04 00:25:25 1980911 164 79 5 80 +168.93 +/- 37.32
50120 ncm-et-9 2018-08-17 10:01 00:28:01 1989718 188 93 5 90 +176.36 +/- 35.16
50119 ncm-et-4 2018-08-17 09:59 00:29:36 1989404 197 92 6 99 +162.59 +/- 33.37
50118 ncm-et-15 2018-08-17 08:49 01:17:12 1983891 500 254 10 236 +185.33 +/- 21.57
50117 ncm-et-13 2018-08-17 08:48 01:15:45 1963486 500 234 21 245 +158.08 +/- 21.37
50116 ncm-et-10 2018-08-17 08:47 01:15:56 1981852 500 246 26 228 +164.07 +/- 22.4
50115 ncm-et-3 2018-08-17 08:46 01:17:02 1990190 500 244 17 239 +170.15 +/- 21.6
50114 ncm-et-9 2018-08-17 08:45 01:14:54 1988769 500 238 17 245 +164.93 +/- 21.27
50113 ncm-et-4 2018-08-17 08:44 01:14:21 1990506 500 245 18 237 +170.15 +/- 21.74
50112 ncm-et-15 2018-08-17 07:30 01:18:37 1939394 500 237 16 247 +164.93 +/- 21.14
50111 ncm-et-10 2018-08-17 07:29 01:16:22 1982478 500 245 12 243 +175.44 +/- 21.24
50110 ncm-et-13 2018-08-17 07:29 01:17:42 1946582 500 236 12 252 +167.53 +/- 20.74
50109 ncm-et-3 2018-08-17 07:29 01:16:30 1990192 500 230 14 256 +160.64 +/- 20.59
50108 ncm-et-9 2018-08-17 07:28 01:15:50 1987823 500 224 12 264 +157.24 +/- 20.11
50107 ncm-et-4 2018-08-17 07:26 01:16:34 1989243 500 246 14 240 +174.55 +/- 21.47
50106 ncm-et-3 2018-08-17 06:11 01:16:29 1989558 500 257 17 226 +181.7 +/- 22.35
50105 ncm-et-10 2018-08-17 06:11 01:16:59 1946988 500 241 9 250 +174.55 +/- 20.75
50104 ncm-et-9 2018-08-17 06:11 01:15:45 1988454 500 243 11 246 +174.55 +/- 21.04
50103 ncm-et-4 2018-08-17 06:11 01:14:08 1992722 500 247 11 242 +178.11 +/- 21.26
50102 ncm-et-15 2018-08-17 06:11 01:17:42 1981071 500 255 17 228 +179.9 +/- 22.23
50101 ncm-et-13 2018-08-17 06:11 01:16:51 1968833 500 240 14 246 +169.27 +/- 21.13
39170 ncm-et-12 2018-06-05 23:09 00:59:27 2009270 389 188 9 192 +172.85 +/- 23.84
39169 ncm-et-11 2018-06-05 23:08 01:00:28 2027046 401 189 10 202 +166.83 +/- 23.2
39168 ncm-et-6 2018-06-05 23:08 01:00:47 2024427 404 186 14 204 +157.97 +/- 23.23
39167 ncm-et-7 2018-06-05 23:08 01:00:55 2025575 413 206 19 188 +169.62 +/- 24.64
39166 ncm-et-15 2018-06-05 23:08 01:01:06 2019859 405 200 14 191 +172.46 +/- 24.23
39165 ncm-et-10 2018-06-05 23:07 01:01:32 2021327 410 190 20 200 +153.29 +/- 23.75
39164 ncm-et-13 2018-06-05 23:07 01:01:37 2022793 414 207 9 198 +180.92 +/- 23.55
39163 ncm-et-4 2018-06-05 23:07 01:01:40 2027211 412 191 12 209 +161.69 +/- 22.85
39162 ncm-et-3 2018-06-05 23:07 01:01:42 2025244 414 201 12 201 +171.25 +/- 23.45
39161 ncm-et-9 2018-06-05 23:06 01:02:49 2024754 421 202 11 208 +170.01 +/- 22.95
39160 ncm-et-5 2018-06-05 23:06 01:03:06 2022793 417 194 15 208 +159.47 +/- 23.07
39159 ncm-et-15 2018-06-05 21:51 01:15:32 2020021 500 248 11 241 +179.0 +/- 21.32
39158 ncm-et-11 2018-06-05 21:51 01:15:59 2024263 500 236 11 253 +168.4 +/- 20.66
39157 ncm-et-6 2018-06-05 21:51 01:16:00 2024590 500 234 13 253 +164.93 +/- 20.72
39156 ncm-et-10 2018-06-05 21:51 01:15:15 2023284 500 233 14 253 +163.21 +/- 20.75
39155 ncm-et-12 2018-06-05 21:51 01:17:26 1956623 500 237 17 246 +164.07 +/- 21.22
39154 ncm-et-5 2018-06-05 21:51 01:13:48 2025247 500 237 11 252 +169.27 +/- 20.71
39153 ncm-et-4 2018-06-05 21:51 01:15:04 2025409 500 238 16 246 +165.8 +/- 21.19
39152 ncm-et-9 2018-06-05 21:51 01:14:08 2025244 500 246 14 240 +174.55 +/- 21.47
39151 ncm-et-3 2018-06-05 21:51 01:14:56 2024593 500 238 16 246 +165.8 +/- 21.19
39150 ncm-et-7 2018-06-05 21:51 01:15:57 2003081 500 237 10 253 +170.15 +/- 20.62
39149 ncm-et-13 2018-06-05 21:51 01:15:11 2025249 500 225 11 264 +158.93 +/- 20.07

Commit

Commit ID 6b5d671cdc30751d79765edc8ae5320255ce120c
Author VoyagerOne
Date 2018-06-05 07:58:10 UTC
Simplify LMR for captures Simplify LMR for captures by removing capture's stat score logic for reduction. STC: LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 37068 W: 7462 L: 7370 D: 22236 http://tests.stockfishchess.org/tests/view/5b115bc30ebc591af58a6fd2 LTC: LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 80061 W: 11706 L: 11671 D: 56684 http://tests.stockfishchess.org/tests/view/5b117f590ebc59033d2d5315 Closes https://github.com/official-stockfish/Stockfish/pull/1631 Bench: 4470519
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