Dev Builds » 20220301-1651

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 06:52:37 582918 4000 945 1081 1974 -11.82 ± 5.13 2 518 1095 384 1 -23.49 ± 10.24
ncm-dbt-02 06:52:47 585393 4000 977 1043 1980 -5.73 ± 5.07 7 454 1140 396 3 -10.77 ± 9.99
ncm-dbt-03 06:53:34 583994 3996 970 1032 1994 -5.39 ± 5.25 6 485 1075 429 3 -10.26 ± 10.36
ncm-dbt-04 06:53:24 567908 4004 1007 1064 1933 -4.95 ± 5.2 4 483 1083 430 2 -9.55 ± 10.31
ncm-dbt-05 06:52:21 580070 4000 993 1078 1929 -7.38 ± 5.13 4 484 1106 405 1 -14.25 ± 10.18
20000 4892 5298 9810 -7.05 ± 2.31 23 2424 5499 2044 10 -13.66 ± 4.57

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
433153 ncm-dbt-04 569589 4 0 1 3 -88.51 ± 137.63 0 1 1 0 0 -190.5 ± 634.21
433152 ncm-dbt-03 583698 496 118 132 246 -9.81 ± 14.76 0 65 132 51 0 -19.63 ± 29.64
433151 ncm-dbt-02 585843 500 117 123 260 -4.17 ± 13.62 0 52 153 44 1 -9.73 ± 26.87
433150 ncm-dbt-01 583866 500 107 138 255 -21.57 ± 14.81 0 76 129 45 0 -43.3 ± 30.02
433149 ncm-dbt-04 565194 500 132 124 244 +5.56 ± 15.53 1 56 129 62 2 +9.73 ± 30.04
433148 ncm-dbt-05 577725 500 132 118 250 +9.73 ± 14.12 1 43 148 57 1 +19.48 ± 27.55
433147 ncm-dbt-03 586266 500 114 126 260 -8.34 ± 15.27 2 63 130 55 0 -13.9 ± 29.91
433146 ncm-dbt-02 586689 500 123 119 258 +2.78 ± 14.67 2 50 140 58 0 +8.34 ± 28.63
433145 ncm-dbt-01 581818 500 118 152 230 -23.66 ± 13.92 0 71 142 37 0 -47.55 ± 28.28
433144 ncm-dbt-05 583740 500 125 148 227 -15.99 ± 14.64 0 70 133 47 0 -32.05 ± 29.52
433143 ncm-dbt-04 567561 500 108 136 256 -19.48 ± 13.86 0 67 144 39 0 -39.08 ± 28.04
433142 ncm-dbt-03 584034 500 122 142 236 -13.9 ± 14.47 1 64 139 46 0 -26.46 ± 28.74
433141 ncm-dbt-01 580075 500 129 137 234 -5.56 ± 13.75 0 55 148 47 0 -11.12 ± 27.56
433140 ncm-dbt-02 582068 500 113 139 248 -18.08 ± 14.93 3 65 137 45 0 -32.05 ± 29.0
433139 ncm-dbt-05 581070 500 124 138 238 -9.73 ± 14.51 1 61 139 49 0 -18.08 ± 28.75
433138 ncm-dbt-04 566809 500 131 134 235 -2.08 ± 15.72 1 65 120 64 0 -2.78 ± 31.14
433137 ncm-dbt-03 585632 500 127 127 246 0.0 ± 15.42 0 63 125 61 1 -1.39 ± 30.53
433136 ncm-dbt-01 580862 500 127 138 235 -7.64 ± 13.94 0 58 145 47 0 -15.3 ± 27.96
433135 ncm-dbt-04 569111 500 135 157 208 -15.3 ± 15.09 0 73 126 51 0 -30.65 ± 30.41
433134 ncm-dbt-05 581028 500 118 128 254 -6.95 ± 13.47 0 54 152 44 0 -13.9 ± 27.01
433133 ncm-dbt-02 585506 500 114 132 254 -12.51 ± 14.09 0 63 142 45 0 -25.06 ± 28.35
433132 ncm-dbt-03 584369 500 109 127 264 -12.51 ± 13.96 0 62 144 44 0 -25.06 ± 28.08
433131 ncm-dbt-05 579042 500 129 135 236 -4.17 ± 14.54 0 60 136 54 0 -8.34 ± 29.15
433130 ncm-dbt-01 583866 500 112 138 250 -18.08 ± 15.05 2 68 135 44 1 -34.86 ± 29.25
433129 ncm-dbt-02 587494 500 133 137 230 -2.78 ± 14.16 1 52 148 48 1 -5.56 ± 27.57
433128 ncm-dbt-04 568196 500 125 113 262 +8.34 ± 14.39 1 47 141 61 0 +18.08 ± 28.49
433127 ncm-dbt-03 582569 500 124 117 259 +4.86 ± 15.47 0 61 121 68 0 +9.73 ± 31.02
433126 ncm-dbt-05 583614 500 128 133 239 -3.47 ± 14.74 1 58 136 55 0 -5.56 ± 29.15
433125 ncm-dbt-01 583782 500 121 130 249 -6.25 ± 14.98 0 65 129 56 0 -12.51 ± 30.04
433124 ncm-dbt-02 584495 500 143 139 218 +2.78 ± 15.17 1 56 132 60 1 +5.56 ± 29.66
433123 ncm-dbt-04 567958 500 130 133 237 -2.08 ± 13.69 1 49 152 48 0 -2.78 ± 27.02
433122 ncm-dbt-03 582193 500 128 133 239 -3.47 ± 14.22 1 54 144 51 0 -5.56 ± 28.1
433121 ncm-dbt-05 577479 500 123 150 227 -18.78 ± 15.1 0 76 125 49 0 -37.67 ± 30.53
433120 ncm-dbt-01 584159 500 106 131 263 -17.39 ± 14.36 0 69 137 44 0 -34.86 ± 28.99
433119 ncm-dbt-04 569549 500 127 129 244 -1.39 ± 14.93 0 61 130 59 0 -2.78 ± 29.91
433118 ncm-dbt-02 585337 500 111 127 262 -11.12 ± 14.75 0 67 132 51 0 -22.27 ± 29.65
433117 ncm-dbt-03 583196 500 128 128 244 -0.0 ± 15.05 2 53 140 53 2 -0.0 ± 28.63
433116 ncm-dbt-02 585717 500 123 127 250 -2.78 ± 13.21 0 49 156 45 0 -5.56 ± 26.46
433115 ncm-dbt-04 567205 500 119 137 244 -12.51 ± 14.23 0 64 140 46 0 -25.06 ± 28.61
433114 ncm-dbt-01 584916 500 125 117 258 +5.56 ± 14.92 0 56 130 64 0 +11.12 ± 29.91
433113 ncm-dbt-05 576864 500 114 128 258 -9.73 ± 14.64 1 62 137 50 0 -18.08 ± 29.01

Commit

Commit ID 174b038bf3b3b8a0d82422a861a050391a33f34a
Author Tomasz Sobczyk
Date 2022-03-01 16:51:02 UTC
Use dynamic allocation for evaluation scratch TLS buffer. fixes #3946 an issue related with the toolchain as found in xcode 12 on macOS, related to previous commit 5f781d36. closes https://github.com/official-stockfish/Stockfish/pull/3950 No functional change
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