Dev Builds » 20190419-1533

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 08:36:44 1966882 3344 1954 78 1312 +220.38 +/- 9.3
ncm-et-4 08:36:41 1949112 3310 1927 80 1303 +218.86 +/- 9.34
ncm-et-9 08:36:39 1957812 3301 1882 80 1339 +212.81 +/- 9.2
ncm-et-10 08:36:39 1966076 3360 1952 69 1339 +220.08 +/- 9.19
ncm-et-13 08:36:26 1970886 3336 1933 71 1332 +218.94 +/- 9.21
ncm-et-15 08:36:27 1977314 3349 1958 78 1313 +220.56 +/- 9.3
20000 11606 456 7938 +218.61 +/- 3.78

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
78422 ncm-et-9 2019-04-20 11:16 00:46:30 1964778 301 179 10 112 +220.61 +/- 32.23
78421 ncm-et-4 2019-04-20 11:15 00:47:50 1981092 310 179 6 125 +218.89 +/- 30.15
78420 ncm-et-13 2019-04-20 11:11 00:51:18 1973452 336 190 8 138 +210.72 +/- 28.72
78419 ncm-et-3 2019-04-20 11:10 00:53:10 1968058 344 191 9 144 +204.59 +/- 28.11
78418 ncm-et-15 2019-04-20 11:09 00:53:49 1982389 349 205 6 138 +225.08 +/- 28.68
78417 ncm-et-10 2019-04-20 11:09 00:54:10 1971409 360 219 8 133 +233.38 +/- 29.43
78416 ncm-et-9 2019-04-20 09:58 01:17:32 1968182 500 273 11 216 +202.15 +/- 22.8
78415 ncm-et-4 2019-04-20 09:57 01:16:39 1962917 500 309 15 176 +234.38 +/- 25.69
78414 ncm-et-13 2019-04-20 09:53 01:17:05 1971726 500 290 8 202 +221.9 +/- 23.61
78413 ncm-et-15 2019-04-20 09:51 01:16:41 1974361 500 287 19 194 +207.95 +/- 24.42
78412 ncm-et-3 2019-04-20 09:51 01:17:28 1961094 500 295 11 194 +223.94 +/- 24.26
78411 ncm-et-10 2019-04-20 09:50 01:17:34 1964953 500 291 9 200 +221.9 +/- 23.78
78410 ncm-et-4 2019-04-20 08:37 01:18:54 1962932 500 280 5 215 +214.85 +/- 22.64
78409 ncm-et-9 2019-04-20 08:36 01:20:25 1892535 500 291 12 197 +218.86 +/- 24.08
78408 ncm-et-13 2019-04-20 08:36 01:16:03 1971099 500 303 8 189 +235.45 +/- 24.53
78407 ncm-et-15 2019-04-20 08:33 01:17:39 1966345 500 283 8 209 +214.85 +/- 23.15
78406 ncm-et-3 2019-04-20 08:32 01:17:47 1969917 500 279 22 199 +197.4 +/- 24.12
78405 ncm-et-10 2019-04-20 08:32 01:16:53 1961397 500 285 18 197 +206.98 +/- 24.2
78404 ncm-et-13 2019-04-20 07:19 01:16:31 1967540 500 287 15 198 +211.87 +/- 24.08
78403 ncm-et-4 2019-04-20 07:17 01:19:39 1895988 500 291 12 197 +218.86 +/- 24.08
78402 ncm-et-9 2019-04-20 07:16 01:19:14 1963224 500 287 17 196 +209.91 +/- 24.25
78401 ncm-et-15 2019-04-20 07:15 01:16:42 1976849 500 294 8 198 +226.0 +/- 23.89
78400 ncm-et-3 2019-04-20 07:14 01:17:17 1964147 500 299 10 191 +229.12 +/- 24.45
78399 ncm-et-10 2019-04-20 07:14 01:17:12 1966943 500 280 6 214 +213.85 +/- 22.75
78398 ncm-et-13 2019-04-20 06:00 01:17:18 1968007 500 287 11 202 +215.85 +/- 23.71
78397 ncm-et-4 2019-04-20 05:58 01:17:45 1962463 500 285 18 197 +206.98 +/- 24.2
78396 ncm-et-15 2019-04-20 05:57 01:16:49 1989009 500 299 12 189 +227.04 +/- 24.65
78395 ncm-et-9 2019-04-20 05:56 01:19:07 1978547 500 276 12 212 +204.07 +/- 23.08
78394 ncm-et-3 2019-04-20 05:56 01:17:14 1965385 500 302 5 193 +237.58 +/- 24.13
78393 ncm-et-10 2019-04-20 05:55 01:17:31 1958792 500 290 10 200 +219.87 +/- 23.82
78392 ncm-et-13 2019-04-20 04:41 01:18:40 1972503 500 294 9 197 +224.97 +/- 23.99
78391 ncm-et-15 2019-04-20 04:39 01:17:17 1980215 500 299 8 193 +231.21 +/- 24.24
78390 ncm-et-4 2019-04-20 04:38 01:18:30 1911009 500 296 12 192 +223.94 +/- 24.43
78389 ncm-et-9 2019-04-20 04:38 01:16:35 1966310 500 274 13 213 +201.19 +/- 23.05
78388 ncm-et-10 2019-04-20 04:38 01:16:52 1969398 500 286 11 203 +214.85 +/- 23.64
78387 ncm-et-3 2019-04-20 04:37 01:17:18 1962156 500 300 13 187 +227.04 +/- 24.82
78386 ncm-et-15 2019-04-20 03:20 01:17:30 1972036 500 291 17 192 +213.85 +/- 24.53
78385 ncm-et-10 2019-04-20 03:20 01:16:27 1969644 500 301 7 192 +234.38 +/- 24.28
78384 ncm-et-13 2019-04-20 03:20 01:19:31 1971879 500 282 12 206 +209.91 +/- 23.47
78383 ncm-et-9 2019-04-20 03:20 01:17:16 1971110 500 302 5 193 +237.58 +/- 24.13
78382 ncm-et-4 2019-04-20 03:20 01:17:24 1967386 500 287 12 201 +214.85 +/- 23.8
78381 ncm-et-3 2019-04-20 03:20 01:16:30 1977419 500 288 8 204 +219.87 +/- 23.48

Commit

Commit ID bdeb01dec09fd6e5ea77a1cb6f6f7fe51a81b7dd
Author Joost VandeVondele
Date 2019-04-19 15:33:26 UTC
Remove capping in reduction (#2110) Saves two std::min. Bench is unchanged to high depth, but in principle this is a functional change so tested both STC and LTC. passed STC: LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 78193 W: 17220 L: 17210 D: 43763 http://tests.stockfishchess.org/tests/view/5cb789540ebc5925cf01b90b passed LTC: LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 93846 W: 15964 L: 15962 D: 61920 http://tests.stockfishchess.org/tests/view/5cb8066d0ebc5925cf01c72b Bench: 3402947
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