Dev Builds » 20140412-0715

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 05:46:30 583847 4014 1 3497 516 -464.52 ± 13.83 1490 516 1 0 0 -1199.83 ± 0.0
ncm-dbt-02 05:45:39 591988 3978 0 3441 537 -456.15 ± 13.48 1452 537 0 0 0 -1199.83 ± 0.0
ncm-dbt-03 05:45:55 585440 3994 1 3484 509 -466.12 ± 13.94 1487 509 1 0 0 -1199.83 ± 0.0
ncm-dbt-04 05:46:33 568225 4014 3 3478 533 -457.13 ± 13.6 1472 531 4 0 0 -1199.83 ± 59.11
ncm-dbt-05 05:46:19 582905 4000 0 3469 531 -459.26 ± 13.59 1469 531 0 0 0 -1199.83 ± 0.0
20000 5 17369 2626 -460.6 ± 6.11 7370 2624 6 0 0 -1199.83 ± 0.0

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
475018 ncm-dbt-01 582402 14 0 13 1 -571.01 ± 410.78 6 1 0 0 0 -1199.83 ± 201.74
475017 ncm-dbt-04 571873 14 0 12 2 -444.82 ± 453.3 5 2 0 0 0 -1199.83 ± 201.74
475016 ncm-dbt-02 593802 478 0 415 63 -460.58 ± 39.98 176 63 0 0 0 -1199.83 ± 0.0
475015 ncm-dbt-03 587197 494 0 431 63 -466.7 ± 40.13 184 63 0 0 0 -1199.83 ± 0.0
475014 ncm-dbt-05 584495 500 0 436 64 -466.01 ± 39.79 186 64 0 0 0 -1199.83 ± 0.0
475013 ncm-dbt-01 583866 500 0 437 63 -468.94 ± 40.18 187 63 0 0 0 -1199.83 ± 0.0
475012 ncm-dbt-04 565430 500 1 433 66 -454.75 ± 39.09 183 66 1 0 0 -1078.89 ± 154.95
475011 ncm-dbt-02 591340 500 0 429 71 -446.68 ± 37.26 179 71 0 0 0 -1199.83 ± 0.0
475010 ncm-dbt-03 585126 500 1 437 62 -466.02 ± 40.64 187 62 1 0 0 -1078.89 ± 154.95
475009 ncm-dbt-05 582277 500 0 424 76 -433.92 ± 35.66 174 76 0 0 0 -1199.83 ± 0.0
475008 ncm-dbt-01 585843 500 1 432 67 -452.02 ± 38.72 182 67 1 0 0 -1078.89 ± 154.95
475007 ncm-dbt-04 570589 500 0 436 64 -466.01 ± 39.79 186 64 0 0 0 -1199.83 ± 0.0
475006 ncm-dbt-02 593586 500 0 435 65 -463.14 ± 39.4 185 65 0 0 0 -1199.83 ± 0.0
475005 ncm-dbt-03 585970 500 0 438 62 -471.9 ± 40.58 188 62 0 0 0 -1199.83 ± 0.0
475004 ncm-dbt-05 582652 500 0 438 62 -471.9 ± 40.58 188 62 0 0 0 -1199.83 ± 0.0
475003 ncm-dbt-01 583866 500 0 426 74 -438.93 ± 36.28 176 74 0 0 0 -1199.83 ± 0.0
475002 ncm-dbt-04 568077 500 0 431 69 -452.02 ± 38.72 182 67 1 0 0 -1078.89 ± 154.95
475001 ncm-dbt-02 592072 500 0 431 69 -452.02 ± 37.95 181 69 0 0 0 -1199.83 ± 0.0
475000 ncm-dbt-03 582945 500 0 438 62 -471.9 ± 40.58 188 62 0 0 0 -1199.83 ± 0.0
474999 ncm-dbt-05 584748 500 0 428 72 -444.07 ± 36.93 178 72 0 0 0 -1199.83 ± 0.0
474998 ncm-dbt-01 584034 500 0 443 57 -487.43 ± 42.74 193 57 0 0 0 -1199.83 ± 0.0
474997 ncm-dbt-04 568355 500 1 439 60 -471.91 ± 41.47 189 60 1 0 0 -1078.89 ± 154.95
474996 ncm-dbt-02 591039 500 0 439 61 -474.91 ± 40.99 189 61 0 0 0 -1199.83 ± 0.0
474995 ncm-dbt-03 585464 500 0 428 72 -444.07 ± 36.93 178 72 0 0 0 -1199.83 ± 0.0
474994 ncm-dbt-05 586054 500 0 439 61 -474.91 ± 40.99 189 61 0 0 0 -1199.83 ± 0.0
474993 ncm-dbt-01 579951 500 0 443 57 -487.43 ± 42.74 193 57 0 0 0 -1199.83 ± 0.0
474992 ncm-dbt-04 566967 500 0 424 76 -433.92 ± 35.66 174 76 0 0 0 -1199.83 ± 0.0
474991 ncm-dbt-02 591426 500 0 426 74 -438.93 ± 36.28 176 74 0 0 0 -1199.83 ± 0.0
474990 ncm-dbt-03 587197 500 0 435 65 -463.14 ± 39.4 185 65 0 0 0 -1199.83 ± 0.0
474989 ncm-dbt-01 584706 500 0 437 63 -468.94 ± 40.18 187 63 0 0 0 -1199.83 ± 0.0
474988 ncm-dbt-05 581943 500 0 431 69 -452.02 ± 37.95 181 69 0 0 0 -1199.83 ± 0.0
474987 ncm-dbt-04 565548 500 0 439 61 -474.91 ± 40.99 189 61 0 0 0 -1199.83 ± 0.0
474986 ncm-dbt-02 592806 500 0 434 66 -460.3 ± 39.03 184 66 0 0 0 -1199.83 ± 0.0
474985 ncm-dbt-03 583698 500 0 441 59 -481.07 ± 41.84 191 59 0 0 0 -1199.83 ± 0.0
474984 ncm-dbt-05 576455 500 0 431 69 -452.02 ± 37.95 181 69 0 0 0 -1199.83 ± 0.0
474983 ncm-dbt-01 584537 500 0 433 67 -457.5 ± 38.66 183 67 0 0 0 -1199.83 ± 0.0
474982 ncm-dbt-04 567482 500 1 444 55 -487.43 ± 43.73 194 55 1 0 0 -1078.89 ± 154.95
474981 ncm-dbt-02 589839 500 0 432 68 -454.74 ± 38.3 182 68 0 0 0 -1199.83 ± 0.0
474980 ncm-dbt-03 585928 500 0 436 64 -466.01 ± 39.79 186 64 0 0 0 -1199.83 ± 0.0
474979 ncm-dbt-01 585421 500 0 433 67 -457.5 ± 38.66 183 67 0 0 0 -1199.83 ± 0.0
474978 ncm-dbt-04 569709 500 0 420 80 -424.26 ± 34.47 170 80 0 0 0 -1199.83 ± 0.0
474977 ncm-dbt-05 584622 500 0 442 58 -484.22 ± 42.28 192 58 0 0 0 -1199.83 ± 0.0

Commit

Commit ID 226bbc1e632c18cfd4d76aa9092c4575b0de0cf5
Author Jean-Francois Romang
Date 2014-04-12 07:15:14 UTC
Add ARCH x86-64-bmi2 support Intel Haswell and newer CPUs can calculate sliders attacks using special PEXT asm instructions instead of magic bitboards. This gives a +3% speed up. To enable it just compile with ARCH=x86-64-bmi2 No functional change.
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