Dev Builds » 20140118-1622

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 06:08:58 1990109 2482 131 1099 1252 -143.08 +/- 9.45
ncm-et-4 06:12:27 1970770 2460 156 1042 1262 -131.01 +/- 9.43
ncm-et-5 01:46:16 2022385 737 42 304 391 -129.15 +/- 16.84
ncm-et-6 01:46:12 2025901 717 40 314 363 -139.87 +/- 17.58
ncm-et-7 01:46:15 1976479 700 41 307 352 -138.99 +/- 17.89
ncm-et-8 01:46:04 2005461 707 32 305 370 -141.49 +/- 17.25
ncm-et-9 04:54:31 1992696 1974 106 843 1025 -136.3 +/- 10.41
ncm-et-10 06:08:49 1982683 2460 159 1041 1260 -130.36 +/- 9.45
ncm-et-11 01:45:58 1967737 700 32 281 387 -129.24 +/- 16.7
ncm-et-12 01:46:16 2007831 708 45 293 370 -127.08 +/- 17.39
ncm-et-13 06:09:10 1993728 2471 148 1040 1283 -131.34 +/- 9.33
ncm-et-14 01:46:02 2017908 716 37 300 379 -133.87 +/- 17.07
ncm-et-15 06:09:48 1985026 2483 158 1091 1234 -137.27 +/- 9.58
ncm-et-16 01:46:06 1942446 685 31 282 372 -133.51 +/- 17.09
20000 1158 8542 10300 -134.63 +/- 3.29

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
96436 ncm-et-10 2019-09-17 17:19 00:36:36 1950701 236 17 99 120 -125.96 +/- 30.81
96435 ncm-et-4 2019-09-17 17:19 00:36:43 1967233 249 19 96 134 -111.08 +/- 28.96
96434 ncm-et-9 2019-09-17 17:18 00:37:13 1971733 246 9 103 134 -139.85 +/- 28.36
96433 ncm-et-3 2019-09-17 17:18 00:37:24 1971280 250 11 113 126 -150.51 +/- 29.77
96432 ncm-et-13 2019-09-17 17:17 00:38:12 1991955 255 11 121 123 -160.37 +/- 30.29
96431 ncm-et-15 2019-09-17 17:15 00:40:01 1967241 264 21 119 124 -135.44 +/- 30.56
96430 ncm-et-3 2019-09-17 16:02 01:14:53 1966636 500 27 222 251 -143.07 +/- 21.16
96429 ncm-et-4 2019-09-17 16:02 01:15:28 1965690 500 25 222 253 -144.72 +/- 21.02
96428 ncm-et-10 2019-09-17 16:02 01:16:05 1964926 500 27 219 254 -140.62 +/- 21.0
96427 ncm-et-15 2019-09-17 16:01 01:13:32 1970802 500 25 206 269 -131.74 +/- 20.19
96426 ncm-et-9 2019-09-17 16:01 01:16:28 1974828 500 32 199 269 -120.67 +/- 20.32
96425 ncm-et-13 2019-09-17 16:00 01:16:14 1969550 500 33 206 261 -125.39 +/- 20.74
96424 ncm-et-15 2019-09-17 14:45 01:14:29 1967245 500 30 234 236 -150.51 +/- 22.01
96423 ncm-et-13 2019-09-17 14:45 01:13:38 1971275 500 29 206 265 -128.55 +/- 20.47
96422 ncm-et-4 2019-09-17 14:45 01:15:49 1987405 500 31 210 259 -130.15 +/- 20.81
96421 ncm-et-3 2019-09-17 14:45 01:15:51 1968011 500 18 225 257 -153.02 +/- 20.65
96420 ncm-et-9 2019-09-17 14:45 01:14:27 1967079 500 30 219 251 -138.18 +/- 21.21
96419 ncm-et-10 2019-09-17 14:45 01:15:28 1974738 500 23 205 272 -132.54 +/- 20.0
95814 ncm-et-4 2019-09-12 13:01 01:18:16 1920577 500 29 223 248 -142.26 +/- 21.35
95813 ncm-et-3 2019-09-12 13:01 01:14:33 1984236 500 37 220 243 -133.34 +/- 21.72
95812 ncm-et-10 2019-09-12 13:01 01:14:16 1965691 500 39 213 248 -126.18 +/- 21.48
95811 ncm-et-13 2019-09-12 13:01 01:15:01 1981390 500 33 207 260 -126.18 +/- 20.79
95810 ncm-et-15 2019-09-12 13:01 01:15:36 1966779 500 33 210 257 -128.55 +/- 20.94
27500 ncm-et-16 2018-05-08 04:02 00:28:00 1986601 185 11 77 97 -129.65 +/- 34.01
27499 ncm-et-7 2018-05-08 04:00 00:29:49 1999730 200 11 93 96 -151.35 +/- 34.51
27498 ncm-et-12 2018-05-08 03:58 00:31:25 1994501 208 17 86 105 -119.79 +/- 33.06
27497 ncm-et-11 2018-05-08 03:58 00:31:33 1917562 200 12 84 104 -130.94 +/- 32.88
27496 ncm-et-8 2018-05-08 03:58 00:31:34 2020836 207 10 86 111 -133.81 +/- 31.5
27495 ncm-et-14 2018-05-08 03:58 00:31:36 2017908 216 7 98 111 -156.09 +/- 31.43
27494 ncm-et-6 2018-05-08 03:58 00:32:02 2024755 217 16 89 112 -121.61 +/- 31.86
27493 ncm-et-4 2018-05-08 03:57 00:32:41 1958141 211 13 90 108 -132.92 +/- 32.35
27492 ncm-et-15 2018-05-08 03:57 00:33:03 2020021 219 19 107 93 -147.95 +/- 35.49
27491 ncm-et-13 2018-05-08 03:57 00:32:57 2023284 216 11 90 115 -133.24 +/- 31.02
27490 ncm-et-10 2018-05-08 03:56 00:33:22 2020836 224 17 98 109 -131.59 +/- 32.51
27489 ncm-et-3 2018-05-08 03:56 00:33:58 2024919 232 16 105 111 -140.47 +/- 32.21
27488 ncm-et-9 2018-05-08 03:56 00:34:03 2022140 228 11 99 118 -141.42 +/- 30.72
27487 ncm-et-5 2018-05-08 03:55 00:34:22 2022468 237 13 104 120 -140.61 +/- 30.64
27486 ncm-et-16 2018-05-08 02:43 01:18:06 1898292 500 20 205 275 -134.95 +/- 19.77
27485 ncm-et-11 2018-05-08 02:43 01:14:25 2017913 500 20 197 283 -128.55 +/- 19.37
27484 ncm-et-8 2018-05-08 02:42 01:14:30 1990086 500 22 219 259 -144.72 +/- 20.64
27483 ncm-et-14 2018-05-08 02:42 01:14:26 2017908 500 30 202 268 -124.6 +/- 20.34
27482 ncm-et-15 2018-05-08 02:42 01:13:07 2018070 500 30 215 255 -134.95 +/- 21.0
27481 ncm-et-5 2018-05-08 02:42 01:11:54 2022303 500 29 200 271 -123.81 +/- 20.17
27480 ncm-et-3 2018-05-08 02:42 01:12:19 2025572 500 22 214 264 -140.62 +/- 20.38
27479 ncm-et-6 2018-05-08 02:42 01:14:10 2027047 500 24 225 251 -148.02 +/- 21.11
27478 ncm-et-13 2018-05-08 02:42 01:13:08 2024917 500 31 210 259 -130.15 +/- 20.81
27477 ncm-et-4 2018-05-08 02:42 01:13:30 2025574 500 39 201 260 -116.78 +/- 20.87
27476 ncm-et-7 2018-05-08 02:42 01:16:26 1953229 500 30 214 256 -134.15 +/- 20.95
27475 ncm-et-9 2018-05-08 02:42 01:12:20 2027704 500 24 223 253 -146.36 +/- 21.0
27474 ncm-et-10 2018-05-08 02:42 01:13:02 2019210 500 36 207 257 -123.81 +/- 20.98
27473 ncm-et-12 2018-05-08 02:42 01:14:51 2021162 500 28 207 265 -130.15 +/- 20.46

Commit

Commit ID df201175c6a0704800b1578e338c6e2a202234fe
Author Chris Cain
Date 2014-01-18 16:22:54 UTC
Simplify pawnless endgame evaluation Retire KmmKm evaluation function. Instead give a very drawish scale factor when the material advantage is small and not much material remains. Retire NoPawnsSF array. Pawnless endgames without a bishop will now be scored higher. Pawnless endgames with a bishop pair will be scored lower. The effect of this is hopefully small. Consistent results both at short TC (fixed games): ELO: -0.00 +-2.1 (95%) LOS: 50.0% Total: 40000 W: 7405 L: 7405 D: 25190 And long TC (fixed games): ELO: 0.77 +-1.9 (95%) LOS: 78.7% Total: 39690 W: 6179 L: 6091 D: 27420 bench: 7213723
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