Dev Builds » 20190416-1409

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 06:27:42 584342 4000 36 2734 1230 -284.53 ± 7.37 749 1200 51 0 0 -755.56 ± 48.88
ncm-dbt-02 06:28:16 591153 4014 42 2767 1205 -287.34 ± 7.47 768 1190 48 1 0 -759.67 ± 50.45
ncm-dbt-03 06:28:59 577884 3986 41 2672 1273 -275.49 ± 7.07 693 1246 53 1 0 -741.66 ± 47.89
ncm-dbt-04 06:28:02 568811 4000 45 2758 1197 -286.93 ± 7.52 768 1177 55 0 0 -742.27 ± 46.97
ncm-dbt-05 06:28:25 601520 4000 48 2726 1226 -281.37 ± 7.45 744 1191 64 1 0 -710.12 ± 43.4
20000 212 13657 6131 -283.1 ± 3.3 3722 6004 271 3 0 -741.0 ± 20.78

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
482100 ncm-dbt-02 594106 14 0 11 3 -367.83 ± 241.52 4 3 0 0 0 -1199.83 ± 201.74
482099 ncm-dbt-03 573082 486 1 345 140 -306.71 ± 22.01 102 140 1 0 0 -1073.95 ± 157.43
482098 ncm-dbt-05 597029 500 7 336 157 -274.22 ± 20.44 88 153 9 0 0 -694.7 ± 134.18
482097 ncm-dbt-04 567482 500 5 342 153 -284.21 ± 20.75 93 151 6 0 0 -766.17 ± 188.02
482096 ncm-dbt-01 584537 500 5 351 144 -295.93 ± 22.43 103 140 7 0 0 -739.05 ± 163.27
482095 ncm-dbt-02 589539 500 3 345 152 -290.65 ± 20.56 95 152 3 0 0 -887.58 ± 222.18
482094 ncm-dbt-03 579702 500 6 334 160 -272.99 ± 20.01 86 156 8 0 0 -715.51 ± 146.53
482093 ncm-dbt-05 600114 500 9 339 152 -275.44 ± 21.15 91 148 11 0 0 -659.13 ± 116.77
482092 ncm-dbt-01 583447 500 5 343 152 -285.48 ± 21.79 97 144 9 0 0 -694.7 ± 134.18
482091 ncm-dbt-04 567007 500 2 350 148 -298.61 ± 21.79 102 144 4 0 0 -837.28 ± 240.94
482090 ncm-dbt-02 591599 500 3 355 142 -304.06 ± 22.08 105 142 3 0 0 -887.58 ± 222.18
482089 ncm-dbt-03 579951 500 8 340 152 -277.92 ± 20.89 91 150 9 0 0 -694.7 ± 134.18
482088 ncm-dbt-05 600513 500 4 341 155 -284.21 ± 21.05 94 149 7 0 0 -739.05 ± 163.27
482087 ncm-dbt-01 582819 500 6 343 151 -284.21 ± 21.35 95 147 8 0 0 -715.51 ± 146.53
482086 ncm-dbt-02 591125 500 8 343 149 -281.68 ± 21.62 94 148 7 1 0 -694.74 ± 156.93
482085 ncm-dbt-04 568037 500 5 339 156 -280.42 ± 20.3 90 154 6 0 0 -766.17 ± 188.02
482084 ncm-dbt-03 580862 500 4 329 167 -269.36 ± 19.28 82 161 7 0 0 -739.05 ± 163.27
482083 ncm-dbt-05 603724 500 4 346 150 -290.65 ± 21.5 98 146 6 0 0 -766.17 ± 188.02
482082 ncm-dbt-02 587962 500 7 345 148 -285.48 ± 21.2 95 148 7 0 0 -739.05 ± 163.27
482081 ncm-dbt-01 584832 500 4 335 161 -276.68 ± 19.86 87 157 6 0 0 -766.17 ± 188.02
482080 ncm-dbt-04 569989 500 5 331 164 -270.57 ± 18.83 81 164 5 0 0 -798.18 ± 231.48
482079 ncm-dbt-03 577315 500 5 334 161 -274.22 ± 20.44 87 156 6 1 0 -715.55 ± 177.2
482078 ncm-dbt-02 589240 500 4 341 155 -284.21 ± 21.35 95 147 8 0 0 -715.51 ± 146.53
482077 ncm-dbt-05 602025 500 3 341 156 -285.48 ± 20.28 92 154 4 0 0 -837.28 ± 240.94
482076 ncm-dbt-01 586816 500 4 342 154 -285.48 ± 20.59 93 152 5 0 0 -798.18 ± 231.48
482075 ncm-dbt-04 571833 500 6 351 143 -294.6 ± 22.58 103 139 8 0 0 -715.51 ± 146.53
482074 ncm-dbt-03 575598 500 2 343 155 -289.35 ± 20.08 93 155 2 0 0 -958.31 ± 196.57
482073 ncm-dbt-05 601446 500 12 345 143 -279.16 ± 22.7 98 137 15 0 0 -603.84 ± 95.91
482072 ncm-dbt-02 589283 500 8 348 144 -288.06 ± 22.1 99 142 9 0 0 -694.7 ± 134.18
482071 ncm-dbt-01 585548 500 3 340 157 -284.21 ± 20.44 92 153 5 0 0 -798.18 ± 231.48
482070 ncm-dbt-04 567997 500 10 348 142 -285.48 ± 22.65 100 138 12 0 0 -643.67 ± 110.29
482069 ncm-dbt-03 577479 500 10 317 173 -248.52 ± 18.06 69 169 12 0 0 -643.67 ± 110.29
482068 ncm-dbt-02 595106 500 6 336 158 -275.44 ± 20.3 88 154 8 0 0 -715.51 ± 146.53
482067 ncm-dbt-04 567997 500 7 346 147 -286.77 ± 21.35 96 147 7 0 0 -739.05 ± 163.27
482066 ncm-dbt-05 603500 500 5 340 155 -281.67 ± 21.05 93 149 8 0 0 -715.51 ± 146.53
482065 ncm-dbt-01 585169 500 4 335 161 -276.68 ± 19.56 86 159 5 0 0 -798.18 ± 231.48
482064 ncm-dbt-02 592418 500 3 343 154 -288.06 ± 20.26 93 154 3 0 0 -887.58 ± 222.18
482063 ncm-dbt-03 579083 500 5 330 165 -269.36 ± 19.57 83 159 8 0 0 -715.51 ± 146.53
482062 ncm-dbt-01 581569 500 5 345 150 -288.06 ± 21.2 96 148 6 0 0 -766.17 ± 188.02
482061 ncm-dbt-05 603814 500 4 338 158 -280.42 ± 20.6 90 155 4 1 0 -766.23 ± 273.11
482060 ncm-dbt-04 570148 500 5 351 144 -295.93 ± 22.43 103 140 7 0 0 -739.05 ± 163.27

Commit

Commit ID eb07775583c39893bc6eb65a40b5f62a7799deee
Author protonspring
Date 2019-04-16 14:09:36 UTC
Remove semiopenFiles in pawns and simplify space #2102 This is a functional simplification. 1. semiopenFiles is removed in pawns and uses the piece arrays in position instead. 2. popcount is removed in space calculations and uses pawn piece count instead. STC LLR: 2.96 (-2.94,2.94) [-3.00,1.00] Total: 33327 W: 7423 L: 7324 D: 18580 http://tests.stockfishchess.org/tests/view/5cb4be090ebc5925cf018511 LTC LLR: 2.96 (-2.94,2.94) [-3.00,1.00] Total: 10173 W: 1774 L: 1636 D: 6763 http://tests.stockfishchess.org/tests/view/5cb4c5920ebc5925cf018696 bench 3402947
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