Dev Builds » 20210703-0726

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 15. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host Duration Avg Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo
ncm-dbt-01 07:00:38 583257 3994 487 1504 2003 -90.46 ± 5.11 33 1059 799 104 2 -187.96 ± 12.03
ncm-dbt-02 06:59:48 584965 4014 452 1574 1988 -99.77 ± 5.05 32 1152 732 88 3 -212.17 ± 12.59
ncm-dbt-03 07:00:50 586129 4000 499 1532 1969 -91.8 ± 5.03 32 1068 801 99 0 -191.08 ± 12.01
ncm-dbt-04 07:00:52 571217 4012 508 1548 1956 -92.17 ± 5.16 34 1088 770 112 2 -192.01 ± 12.27
ncm-dbt-05 07:00:32 583792 3980 487 1522 1971 -92.47 ± 5.03 24 1091 771 104 0 -194.59 ± 12.26
20000 2433 7680 9887 -93.33 ± 2.27 155 5458 3873 507 7 -195.47 ± 5.47

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
406693 ncm-dbt-04 568116 12 4 5 3 -29.01 ± 98.94 0 2 3 1 0 -58.45 ± 226.57
406692 ncm-dbt-02 585211 14 1 6 7 -129.74 ± 107.96 0 6 0 1 0 -311.19 ± 565.46
406691 ncm-dbt-05 584874 480 54 174 252 -88.74 ± 14.68 2 131 92 15 0 -187.01 ± 35.71
406690 ncm-dbt-01 581361 494 60 202 232 -102.76 ± 14.14 5 141 92 9 0 -217.18 ± 35.63
406689 ncm-dbt-03 586393 500 65 202 233 -97.69 ± 13.97 3 142 94 11 0 -207.95 ± 35.29
406688 ncm-dbt-02 582360 500 63 194 243 -93.2 ± 14.36 3 139 94 14 0 -196.45 ± 35.33
406687 ncm-dbt-04 572437 500 59 185 256 -89.48 ± 15.02 6 130 98 16 0 -181.7 ± 34.58
406686 ncm-dbt-05 587113 500 63 198 239 -96.19 ± 13.32 2 139 101 8 0 -206.01 ± 33.8
406685 ncm-dbt-01 585717 500 66 183 251 -82.83 ± 14.72 5 123 106 16 0 -167.53 ± 33.17
406684 ncm-dbt-03 585632 500 67 199 234 -93.95 ± 14.67 5 136 95 14 0 -194.57 ± 35.13
406683 ncm-dbt-02 585885 500 52 196 252 -102.97 ± 14.34 5 145 89 11 0 -217.85 ± 36.33
406682 ncm-dbt-04 569989 500 67 194 239 -90.22 ± 14.46 3 136 96 15 0 -189.0 ± 34.95
406681 ncm-dbt-05 582778 500 63 201 236 -98.44 ± 14.89 7 137 93 13 0 -202.15 ± 35.52
406680 ncm-dbt-01 581402 500 45 189 266 -102.97 ± 14.18 4 147 88 11 0 -219.87 ± 36.54
406679 ncm-dbt-03 587113 500 65 189 246 -88.0 ± 14.56 4 131 100 15 0 -181.7 ± 34.21
406678 ncm-dbt-02 585084 500 49 193 258 -102.97 ± 13.71 2 149 91 7 1 -226.0 ± 35.82
406677 ncm-dbt-04 572235 500 59 180 261 -85.78 ± 14.36 2 133 99 16 0 -179.9 ± 34.4
406676 ncm-dbt-05 578671 500 63 176 261 -79.9 ± 14.92 4 124 103 19 0 -162.35 ± 33.71
406675 ncm-dbt-03 585211 500 67 179 254 -79.17 ± 13.75 1 124 111 14 0 -165.8 ± 32.28
406674 ncm-dbt-01 584790 500 64 188 248 -88.0 ± 13.97 2 133 102 13 0 -185.33 ± 33.81
406673 ncm-dbt-04 572800 500 66 204 230 -98.44 ± 14.29 6 136 98 10 0 -204.07 ± 34.47
406672 ncm-dbt-02 586139 500 63 201 236 -98.44 ± 14.14 4 141 94 11 0 -207.95 ± 35.29
406671 ncm-dbt-05 584622 500 53 205 242 -109.07 ± 14.05 6 148 88 8 0 -232.26 ± 36.48
406670 ncm-dbt-03 585084 500 71 178 251 -75.52 ± 14.08 2 119 113 16 0 -155.54 ± 32.01
406669 ncm-dbt-02 583572 500 56 201 243 -103.73 ± 14.5 4 150 83 13 0 -221.9 ± 37.65
406668 ncm-dbt-04 570268 500 72 193 235 -85.78 ± 15.08 6 125 104 14 1 -174.55 ± 33.5
406667 ncm-dbt-01 579248 500 58 186 256 -90.97 ± 14.62 4 133 102 9 2 -192.71 ± 33.75
406666 ncm-dbt-03 586435 500 56 194 250 -98.44 ± 14.59 5 141 91 13 0 -206.01 ± 35.92
406665 ncm-dbt-05 583866 500 61 185 254 -88.0 ± 13.97 1 136 99 14 0 -187.16 ± 34.38
406664 ncm-dbt-02 584664 500 61 189 250 -90.97 ± 14.47 3 135 101 9 2 -194.57 ± 33.94
406663 ncm-dbt-01 585843 500 69 185 246 -82.1 ± 14.27 1 131 101 17 0 -172.78 ± 34.05
406662 ncm-dbt-04 571190 500 68 208 224 -99.95 ± 15.2 8 138 90 14 0 -204.07 ± 36.13
406661 ncm-dbt-02 584748 500 60 208 232 -106.01 ± 14.36 6 146 88 10 0 -223.94 ± 36.53
406660 ncm-dbt-03 587367 500 57 198 245 -100.7 ± 14.01 6 137 99 8 0 -209.91 ± 34.19
406659 ncm-dbt-05 582444 500 64 188 248 -88.0 ± 13.66 1 134 103 12 0 -187.16 ± 33.6
406658 ncm-dbt-04 570148 500 55 185 260 -92.45 ± 14.5 2 142 90 16 0 -196.45 ± 36.11
406657 ncm-dbt-01 585211 500 57 192 251 -96.19 ± 14.41 7 131 102 10 0 -196.45 ± 33.71
406656 ncm-dbt-02 587028 500 47 186 267 -99.2 ± 14.45 5 141 92 12 0 -207.95 ± 35.71
406655 ncm-dbt-01 582485 500 68 179 253 -78.43 ± 15.02 5 120 106 19 0 -157.24 ± 33.21
406654 ncm-dbt-05 585970 500 66 195 239 -91.71 ± 14.19 1 142 92 15 0 -196.45 ± 35.72
406653 ncm-dbt-03 585801 500 51 193 256 -101.46 ± 14.01 6 138 98 8 0 -211.87 ± 34.38
406652 ncm-dbt-04 573770 500 58 194 248 -96.94 ± 13.96 1 146 92 10 1 -211.87 ± 35.7

Commit

Commit ID d297d1d8a78166b609af112b6208ace7c645b2f3
Author xoto10
Date 2021-07-03 07:26:58 UTC
Simplify lazy_skip. Small speedup by removing operations in lazy_skip. STC 10+0.1 : LLR: 2.93 (-2.94,2.94) <-2.50,0.50> Total: 55088 W: 4553 L: 4482 D: 46053 Ptnml(0-2): 163, 3546, 20045, 3637, 153 https://tests.stockfishchess.org/tests/view/60daa2cb3beab81350aca04d LTC 60+0.6 : LLR: 2.93 (-2.94,2.94) <-2.50,0.50> Total: 46136 W: 1457 L: 1407 D: 43272 Ptnml(0-2): 10, 1282, 20442, 1316, 18 https://tests.stockfishchess.org/tests/view/60db0e753beab81350aca08e closes https://github.com/official-stockfish/Stockfish/pull/3599 Bench 5122403
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