Dev Builds » 20181216-0904

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 09:55:01 1966559 3798 2195 91 1512 +216.83 ± 8.66
ncm-et-4 09:48:28 1942901 3751 2145 87 1519 +214.18 ± 8.63
ncm-et-9 09:53:36 1970677 3801 2157 84 1560 +212.56 ± 8.5
ncm-et-10 09:49:22 1963928 3800 2189 88 1523 +216.29 ± 8.62
ncm-et-13 09:56:03 1975857 3840 2221 79 1540 +218.76 ± 8.56
ncm-et-15 03:20:57 1559728 1010 588 20 402 +221.07 ± 16.78
20000 11495 449 8056 +216.0 ± 3.75

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
62959 ncm-et-15 2018-12-17 15:51 00:02:20 1563916 10 7 0 3 +301.22 ± 341.95
62958 ncm-et-4 2018-12-17 15:15 00:39:05 1913110 251 145 4 102 +220.76 ± 33.31
62957 ncm-et-3 2018-12-17 15:08 00:45:59 1962609 298 183 7 108 +235.77 ± 32.75
62956 ncm-et-9 2018-12-17 15:06 00:47:16 1964519 301 169 7 125 +209.03 ± 30.16
62955 ncm-et-10 2018-12-17 15:06 00:47:20 1958930 300 181 7 112 +230.16 ± 32.1
62954 ncm-et-13 2018-12-17 15:00 00:53:52 1972198 340 194 7 139 +214.85 ± 28.57
62953 ncm-et-15 2018-12-17 14:12 01:37:46 1550663 500 298 10 192 +228.08 ± 24.38
62952 ncm-et-4 2018-12-17 13:55 01:18:12 1965996 500 284 9 207 +214.85 ± 23.31
62951 ncm-et-3 2018-12-17 13:47 01:19:09 1963382 500 269 11 220 +198.34 ± 22.55
62950 ncm-et-9 2018-12-17 13:46 01:19:12 1976385 500 304 6 190 +238.66 ± 24.39
62949 ncm-et-10 2018-12-17 13:46 01:19:28 1969240 500 279 16 205 +203.11 ± 23.63
62948 ncm-et-13 2018-12-17 13:41 01:17:19 1975770 500 301 11 188 +230.16 ± 24.69
62947 ncm-et-4 2018-12-17 12:36 01:18:08 1965380 500 278 8 214 +209.91 ± 22.83
62946 ncm-et-15 2018-12-17 12:30 01:40:51 1564605 500 283 10 207 +212.86 ± 23.35
62945 ncm-et-3 2018-12-17 12:27 01:18:56 1964917 500 280 9 211 +210.89 ± 23.05
62944 ncm-et-10 2018-12-17 12:27 01:17:48 1965085 500 297 10 193 +227.04 ± 24.3
62943 ncm-et-9 2018-12-17 12:26 01:18:53 1964463 500 277 14 209 +203.11 ± 23.33
62942 ncm-et-13 2018-12-17 12:24 01:16:05 1969703 500 296 3 201 +233.32 ± 23.48
62941 ncm-et-4 2018-12-17 11:17 01:17:47 1970072 500 292 14 194 +217.85 ± 24.34
62940 ncm-et-10 2018-12-17 11:10 01:16:00 1958471 500 300 9 191 +231.21 ± 24.42
62939 ncm-et-3 2018-12-17 11:08 01:17:57 1966613 500 302 13 185 +229.12 ± 24.96
62938 ncm-et-9 2018-12-17 11:07 01:17:42 1972807 500 285 14 201 +210.89 ± 23.85
62937 ncm-et-13 2018-12-17 11:05 01:18:04 1970792 500 272 14 214 +198.34 ± 23.01
62936 ncm-et-4 2018-12-17 09:58 01:17:46 1965998 500 288 14 198 +213.85 ± 24.06
62935 ncm-et-10 2018-12-17 09:50 01:18:22 1962467 500 279 10 211 +208.93 ± 23.09
62934 ncm-et-3 2018-12-17 09:49 01:18:38 1972861 500 292 16 192 +215.85 ± 24.52
62933 ncm-et-9 2018-12-17 09:48 01:18:11 1968472 500 294 9 197 +224.97 ± 23.99
62932 ncm-et-13 2018-12-17 09:45 01:19:01 1978726 500 280 11 209 +208.93 ± 23.25
62931 ncm-et-4 2018-12-17 08:39 01:18:29 1964457 500 287 15 198 +211.87 ± 24.08
62930 ncm-et-10 2018-12-17 08:32 01:17:06 1965085 500 274 8 218 +206.01 ± 22.57
62929 ncm-et-9 2018-12-17 08:30 01:17:06 1975296 500 287 8 205 +218.86 ± 23.41
62928 ncm-et-3 2018-12-17 08:30 01:17:47 1965226 500 281 14 205 +206.98 ± 23.59
62927 ncm-et-13 2018-12-17 08:25 01:19:14 1979663 500 291 9 200 +221.9 ± 23.78
62926 ncm-et-4 2018-12-17 07:15 01:22:56 1826447 500 273 11 216 +202.15 ± 22.8
62925 ncm-et-10 2018-12-17 07:14 01:16:40 1966152 500 273 12 215 +201.19 ± 22.89
62924 ncm-et-9 2018-12-17 07:11 01:17:43 1967097 500 273 14 213 +199.29 ± 23.07
62923 ncm-et-3 2018-12-17 07:10 01:18:46 1966767 500 289 11 200 +217.85 ± 23.85
62922 ncm-et-13 2018-12-17 07:07 01:16:35 1984242 500 295 12 193 +222.92 ± 24.36
62921 ncm-et-4 2018-12-17 05:58 01:16:05 1971750 500 298 12 190 +226.0 ± 24.57
62920 ncm-et-10 2018-12-17 05:57 01:16:38 1965997 500 306 16 178 +230.16 ± 25.54
62919 ncm-et-9 2018-12-17 05:53 01:17:33 1976383 500 268 12 220 +196.45 ± 22.58
62918 ncm-et-3 2018-12-17 05:51 01:17:49 1970098 500 299 10 191 +229.12 ± 24.45
62917 ncm-et-13 2018-12-17 05:50 01:15:53 1975763 500 292 12 196 +219.87 ± 24.15

Commit

Commit ID 7240a90bf9be3f39f3ca4f34921dd644c5cebb3a
Author 31m059
Date 2018-12-16 09:04:49 UTC
Use stronglyProtected ~stronglyProtected is quite similar to ~attackedBy[Them][PAWN] & ~attackedBy2[Them], the only difference appears to be that the former includes squares attacked twice by both sides. The resulting logic is simpler, and the change appears to be at least Elo-neutral at both STC and LTC. STC: LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 35924 W: 7978 L: 7885 D: 20061 http://tests.stockfishchess.org/tests/view/5c14a5c00ebc5902ba11ed72 LTC: LLR: 2.96 (-2.94,2.94) [-3.00,1.00] Total: 37078 W: 6125 L: 6030 D: 24923 http://tests.stockfishchess.org/tests/view/5c14ae880ebc5902ba11eed8 Bench: 3646542
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