Dev Builds » 20181201-1028

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 08:36:24 1965825 3355 1860 89 1406 +204.01 +/- 8.96
ncm-et-4 08:32:59 1950236 3293 1845 73 1375 +208.98 +/- 9.04
ncm-et-9 08:40:52 1974240 3380 1923 76 1381 +213.08 +/- 9.04
ncm-et-10 08:35:44 1964001 3307 1881 71 1355 +213.52 +/- 9.12
ncm-et-13 08:38:14 1974737 3353 1922 79 1352 +214.68 +/- 9.15
ncm-et-15 08:35:15 1958194 3312 1775 84 1453 +195.78 +/- 8.78
20000 11206 472 8322 +208.29 +/- 3.68

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
61153 ncm-et-4 2018-12-03 03:52 00:44:49 1983092 293 160 8 125 +199.66 +/- 30.16
61152 ncm-et-15 2018-12-03 03:49 00:48:03 1970120 312 179 10 123 +210.72 +/- 30.64
61151 ncm-et-3 2018-12-03 03:43 00:53:56 1961847 355 190 8 157 +196.77 +/- 26.72
61150 ncm-et-9 2018-12-03 03:38 00:58:50 1971724 380 210 11 159 +202.0 +/- 26.78
61149 ncm-et-10 2018-12-03 03:38 00:58:38 1963388 378 209 7 162 +207.17 +/- 26.3
61148 ncm-et-13 2018-12-03 03:36 01:00:40 1975768 387 205 8 174 +195.06 +/- 25.29
61147 ncm-et-4 2018-12-03 02:33 01:17:48 1962765 500 281 14 205 +206.98 +/- 23.59
61146 ncm-et-10 2018-12-03 02:30 01:06:37 1969174 429 238 18 173 +196.84 +/- 25.86
61145 ncm-et-15 2018-12-03 02:28 01:19:16 1918798 500 266 18 216 +189.0 +/- 22.98
61144 ncm-et-3 2018-12-03 02:25 01:17:24 1964609 500 260 19 221 +182.61 +/- 22.69
61143 ncm-et-9 2018-12-03 02:20 01:17:05 1980337 500 280 13 207 +206.98 +/- 23.43
61142 ncm-et-13 2018-12-03 02:19 01:15:59 1968949 500 301 11 188 +230.16 +/- 24.69
61141 ncm-et-4 2018-12-03 01:14 01:17:27 1963839 500 280 10 210 +209.91 +/- 23.15
61140 ncm-et-10 2018-12-03 01:11 01:18:12 1965245 500 294 12 194 +221.9 +/- 24.29
61139 ncm-et-15 2018-12-03 01:11 01:16:05 1962322 500 250 14 236 +178.11 +/- 21.69
61138 ncm-et-3 2018-12-03 01:06 01:17:16 1970863 500 267 14 219 +193.64 +/- 22.7
61137 ncm-et-9 2018-12-03 01:01 01:18:20 1973738 500 271 12 217 +199.29 +/- 22.77
61136 ncm-et-13 2018-12-03 00:59 01:18:47 1966151 500 282 17 201 +205.04 +/- 23.92
61135 ncm-et-4 2018-12-02 23:56 01:17:01 1960001 500 277 8 215 +208.93 +/- 22.76
61134 ncm-et-10 2018-12-02 23:52 01:18:09 1968930 500 289 11 200 +217.85 +/- 23.85
61133 ncm-et-15 2018-12-02 23:52 01:18:11 1967980 500 280 14 206 +206.01 +/- 23.52
61132 ncm-et-3 2018-12-02 23:47 01:17:42 1964304 500 300 8 192 +232.26 +/- 24.31
61131 ncm-et-9 2018-12-02 23:43 01:16:32 1977788 500 287 9 204 +217.85 +/- 23.51
61130 ncm-et-13 2018-12-02 23:40 01:17:57 1966625 500 291 12 197 +218.86 +/- 24.08
61129 ncm-et-4 2018-12-02 22:40 01:15:41 1971321 500 292 9 199 +222.92 +/- 23.85
61128 ncm-et-10 2018-12-02 22:34 01:16:28 1967080 500 275 7 218 +207.95 +/- 22.54
61127 ncm-et-15 2018-12-02 22:32 01:18:50 1956388 500 265 10 225 +195.51 +/- 22.21
61126 ncm-et-3 2018-12-02 22:30 01:16:32 1963378 500 290 13 197 +216.85 +/- 24.1
61125 ncm-et-9 2018-12-02 22:26 01:16:20 1963844 500 291 8 201 +222.92 +/- 23.68
61124 ncm-et-13 2018-12-02 22:22 01:17:41 1965380 500 288 11 201 +216.85 +/- 23.78
61123 ncm-et-4 2018-12-02 21:19 01:19:28 1915086 500 271 13 216 +198.34 +/- 22.86
61122 ncm-et-10 2018-12-02 21:15 01:18:33 1959391 500 291 7 202 +223.94 +/- 23.58
61121 ncm-et-15 2018-12-02 21:14 01:17:20 1965688 500 266 9 225 +197.4 +/- 22.18
61120 ncm-et-3 2018-12-02 21:11 01:17:34 1973166 500 267 13 220 +194.57 +/- 22.61
61119 ncm-et-13 2018-12-02 21:09 01:11:42 1990851 466 268 10 188 +216.67 +/- 24.58
61118 ncm-et-9 2018-12-02 21:07 01:17:24 1971580 500 272 10 218 +202.15 +/- 22.64
61117 ncm-et-4 2018-12-02 19:57 01:20:45 1895554 500 284 11 205 +212.86 +/- 23.51
61116 ncm-et-15 2018-12-02 19:55 01:17:30 1966063 500 269 9 222 +200.24 +/- 22.36
61115 ncm-et-10 2018-12-02 19:55 01:19:07 1954805 500 285 9 206 +215.85 +/- 23.38
61114 ncm-et-3 2018-12-02 19:54 01:16:00 1962610 500 286 14 200 +211.87 +/- 23.92
61113 ncm-et-13 2018-12-02 19:52 01:15:28 1989441 500 287 10 203 +216.85 +/- 23.61
61112 ncm-et-9 2018-12-02 19:50 01:16:21 1980674 500 312 13 175 +239.74 +/- 25.73

Commit

Commit ID 982fd9c8bce85d4cd8dca32759587d7606385e0e
Author Miguel Lahoz
Date 2018-12-01 10:28:10 UTC
Penalize refuted killers in continuation history Currently we apply a penalty in continuation history for refuted TT moves. We can use the same idea to also penalize refuted killer moves in continuation history. STC: http://tests.stockfishchess.org/tests/view/5c00ccbd0ebc5902bcedd768 LLR: 2.96 (-2.94,2.94) [0.00,5.00] Total: 54366 W: 12086 L: 11687 D: 30593 LTC: http://tests.stockfishchess.org/tests/view/5c0107880ebc5902bceddc9c LLR: 2.96 (-2.94,2.94) [0.00,5.00] Total: 25457 W: 4302 L: 4078 D: 17077 Bench: 3419069
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