Dev Builds » 20180423-0713

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 06:01:37 2002552 2408 1120 59 1229 +164.33 ± 9.36
ncm-et-4 06:01:37 1995639 2401 1098 78 1225 +157.58 ± 9.43
ncm-et-5 01:47:59 2023202 726 352 23 351 +169.78 ± 17.77
ncm-et-6 01:47:55 2024345 712 317 14 381 +157.9 ± 16.62
ncm-et-7 01:47:38 1991812 705 321 26 358 +154.89 ± 17.53
ncm-et-8 01:47:24 2008500 713 323 21 369 +157.05 ± 17.13
ncm-et-9 06:01:26 2001268 2390 1107 78 1205 +160.02 ± 9.53
ncm-et-10 06:01:17 1987392 2384 1134 75 1175 +165.89 ± 9.68
ncm-et-11 01:47:54 2001967 710 343 19 348 +171.17 ± 17.75
ncm-et-12 01:47:55 1966120 699 317 23 359 +155.8 ± 17.43
ncm-et-13 06:01:18 2001277 2359 1074 79 1206 +156.3 ± 9.51
ncm-et-14 01:47:00 2018884 702 324 31 347 +154.44 ± 17.94
ncm-et-15 06:01:34 1986306 2363 1115 88 1160 +161.76 ± 9.78
ncm-et-16 01:47:46 2019622 728 318 20 390 +151.07 ± 16.53
20000 9263 634 10103 +160.4 ± 3.29

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
51132 ncm-et-15 2018-08-25 04:29 00:21:43 1980913 146 63 7 76 +140.44 ± 38.32
51131 ncm-et-13 2018-08-25 04:29 00:21:55 1991772 145 64 5 76 +150.05 ± 37.98
51130 ncm-et-10 2018-08-25 04:25 00:25:21 1967015 167 82 2 83 +181.27 ± 35.98
51129 ncm-et-3 2018-08-25 04:24 00:26:51 1989243 173 83 2 88 +176.42 ± 34.78
51128 ncm-et-9 2018-08-25 04:23 00:27:13 1991139 176 80 10 86 +146.25 ± 36.43
51127 ncm-et-4 2018-08-25 04:21 00:29:28 1988298 193 92 8 93 +162.02 ± 34.85
51126 ncm-et-15 2018-08-25 03:11 01:16:27 1979192 500 244 15 241 +171.9 ± 21.44
51125 ncm-et-13 2018-08-25 03:10 01:17:21 1986091 500 234 17 249 +161.49 ± 21.05
51124 ncm-et-10 2018-08-25 03:09 01:15:38 1982008 500 239 15 246 +167.53 ± 21.16
51123 ncm-et-3 2018-08-25 03:07 01:15:54 1988929 500 242 17 241 +168.4 ± 21.49
51122 ncm-et-9 2018-08-25 03:06 01:15:49 1989401 500 230 16 254 +158.93 ± 20.76
51121 ncm-et-4 2018-08-25 03:06 01:14:28 1989243 500 221 16 263 +151.35 ± 20.28
51120 ncm-et-10 2018-08-25 01:53 01:14:55 1982171 500 237 16 247 +164.93 ± 21.14
51119 ncm-et-15 2018-08-25 01:52 01:18:35 1935820 500 231 22 247 +154.7 ± 21.28
51118 ncm-et-9 2018-08-25 01:51 01:14:08 1988454 500 245 14 241 +173.67 ± 21.41
51117 ncm-et-13 2018-08-25 01:51 01:18:10 1988769 500 226 20 254 +152.18 ± 20.86
51116 ncm-et-3 2018-08-25 01:50 01:15:21 1989243 500 241 11 248 +172.78 ± 20.93
51115 ncm-et-4 2018-08-25 01:50 01:14:32 1990190 500 236 15 249 +164.93 ± 21.0
51114 ncm-et-13 2018-08-25 00:34 01:15:56 1989559 500 212 16 272 +143.89 ± 19.82
51113 ncm-et-3 2018-08-25 00:34 01:15:36 1990190 500 223 12 265 +156.39 ± 20.05
51112 ncm-et-9 2018-08-25 00:34 01:16:19 1988454 500 227 19 254 +153.86 ± 20.84
51111 ncm-et-4 2018-08-25 00:34 01:15:18 1989087 500 228 17 255 +156.39 ± 20.73
51110 ncm-et-15 2018-08-25 00:34 01:16:55 1981381 500 247 19 234 +171.02 ± 21.93
51109 ncm-et-10 2018-08-25 00:34 01:17:54 1954094 500 233 20 247 +158.08 ± 21.24
22222 ncm-et-4 2018-04-23 16:22 00:30:44 2025901 208 96 5 107 +162.99 ± 31.81
22221 ncm-et-14 2018-04-23 16:21 00:30:08 2018236 202 87 11 104 +137.47 ± 32.85
22220 ncm-et-12 2018-04-23 16:21 00:31:39 1957943 199 92 5 102 +162.86 ± 32.64
22219 ncm-et-9 2018-04-23 16:20 00:32:01 2026718 214 100 4 110 +167.79 ± 31.23
22218 ncm-et-6 2018-04-23 16:20 00:32:10 2024591 212 86 7 119 +136.02 ± 29.84
22217 ncm-et-13 2018-04-23 16:20 00:32:37 2026227 214 103 9 102 +163.75 ± 33.32
22216 ncm-et-8 2018-04-23 16:20 00:32:16 2022140 213 102 5 106 +170.76 ± 32.12
22215 ncm-et-11 2018-04-23 16:19 00:32:48 1984564 210 98 4 108 +167.37 ± 31.53
22214 ncm-et-7 2018-04-23 16:19 00:32:31 1957889 205 94 6 105 +159.47 ± 32.27
22213 ncm-et-15 2018-04-23 16:19 00:32:55 2020348 217 104 8 105 +165.1 ± 32.69
22212 ncm-et-16 2018-04-23 16:19 00:32:59 2018722 228 100 2 126 +159.71 ± 28.45
22211 ncm-et-10 2018-04-23 16:19 00:33:09 2019535 217 114 4 99 +194.07 ± 33.5
22210 ncm-et-5 2018-04-23 16:18 00:34:22 2022304 226 108 11 107 +159.45 ± 32.64
22209 ncm-et-3 2018-04-23 16:17 00:35:01 2031811 235 95 4 136 +141.94 ± 27.3
22208 ncm-et-14 2018-04-23 15:03 01:16:52 2019533 500 237 20 243 +161.49 ± 21.45
22207 ncm-et-4 2018-04-23 15:03 01:17:07 1991118 500 225 17 258 +153.86 ± 20.57
22206 ncm-et-8 2018-04-23 15:03 01:15:08 1994860 500 221 16 263 +151.35 ± 20.28
22205 ncm-et-16 2018-04-23 15:03 01:14:47 2020523 500 218 18 264 +147.19 ± 20.28
22204 ncm-et-11 2018-04-23 15:03 01:15:06 2019370 500 245 15 240 +172.78 ± 21.5
22203 ncm-et-15 2018-04-23 15:03 01:14:59 2020186 500 226 17 257 +154.7 ± 20.62
22202 ncm-et-13 2018-04-23 15:03 01:15:19 2025246 500 235 12 253 +166.66 ± 20.69
22201 ncm-et-6 2018-04-23 15:03 01:15:45 2024100 500 231 7 262 +167.53 ± 20.03
22200 ncm-et-3 2018-04-23 15:03 01:12:54 2025899 500 236 13 251 +166.66 ± 20.83
22199 ncm-et-10 2018-04-23 15:03 01:14:20 2019534 500 229 18 253 +156.39 ± 20.86
22198 ncm-et-12 2018-04-23 15:03 01:16:16 1974298 500 225 18 257 +153.02 ± 20.65
22197 ncm-et-9 2018-04-23 15:03 01:15:56 2023445 500 225 15 260 +155.54 ± 20.41
22196 ncm-et-7 2018-04-23 15:03 01:15:07 2025736 500 227 20 253 +153.02 ± 20.91
22195 ncm-et-5 2018-04-23 15:03 01:13:37 2024100 500 244 12 244 +174.55 ± 21.18

Commit

Commit ID aef7076c344881954b4f586bd4779594d0b29037
Author ceebo
Date 2018-04-23 07:13:27 UTC
Alternative formula for dynamic contempt Replace the formula involving arctan with something having similar behaviour that can be implemented using integer-only operations. STC: LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 34781 W: 7189 L: 7093 D: 20499 http://tests.stockfishchess.org/tests/view/5ad7c95f0ebc595700526e76 LTC: LLR: 2.96 (-2.94,2.94) [-3.00,1.00] Total: 39743 W: 5950 L: 5857 D: 27936 http://tests.stockfishchess.org/tests/view/5ad886ee0ebc595700526e9b Closes https://github.com/official-stockfish/Stockfish/pull/1558 Bench: 5549801
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