Dev Builds » 20250105-2345

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 06:50:24 584189 4000 1536 545 1919 +87.91 ± 4.95 1 102 819 1061 17 +185.11 ± 11.87
ncm-dbt-02 06:48:59 587110 4000 1544 524 1932 +90.59 ± 4.95 1 102 788 1094 15 +192.24 ± 12.12
ncm-dbt-03 06:48:06 587840 4000 1563 540 1897 +90.87 ± 4.88 3 80 828 1069 20 +192.24 ± 11.77
ncm-dbt-04 06:50:01 570172 4000 1570 554 1876 +90.22 ± 4.97 1 101 798 1081 19 +190.39 ± 12.04
ncm-dbt-05 06:50:25 583913 4000 1542 514 1944 +91.34 ± 4.89 0 98 788 1102 12 +194.57 ± 12.11
20000 7755 2677 9568 +90.19 ± 2.2 6 483 4021 5407 83 +190.89 ± 5.36

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
394168 ncm-dbt-05 589582 500 193 73 234 +85.04 ± 14.2 0 16 99 134 1 +179.9 ± 34.4
394167 ncm-dbt-01 583572 500 185 67 248 +83.57 ± 14.45 0 17 100 131 2 +174.55 ± 34.22
394166 ncm-dbt-04 571110 500 201 67 232 +95.44 ± 14.4 0 14 91 142 3 +202.15 ± 35.92
394165 ncm-dbt-02 586393 500 190 75 235 +81.37 ± 14.82 1 15 106 124 4 +167.53 ± 33.17
394164 ncm-dbt-03 587155 500 186 77 237 +76.97 ± 13.23 0 11 120 118 1 +160.64 ± 30.7
394163 ncm-dbt-05 582444 500 192 64 244 +90.96 ± 13.56 0 9 107 131 3 +190.85 ± 32.75
394162 ncm-dbt-01 583614 500 195 71 234 +88.0 ± 13.81 0 12 104 132 2 +185.33 ± 33.42
394161 ncm-dbt-02 587282 500 196 61 243 +96.19 ± 13.95 0 12 93 143 2 +206.01 ± 35.51
394160 ncm-dbt-04 569789 500 194 72 234 +86.52 ± 14.81 0 18 95 134 3 +179.9 ± 35.13
394159 ncm-dbt-03 588089 500 200 71 229 +91.71 ± 13.09 0 8 106 135 1 +196.45 ± 32.87
394158 ncm-dbt-01 584117 500 199 74 227 +88.74 ± 13.98 0 13 101 134 2 +187.16 ± 33.99
394157 ncm-dbt-05 586139 500 198 55 247 +102.22 ± 14.33 0 14 81 153 2 +221.9 ± 38.08
394156 ncm-dbt-04 567759 500 196 84 220 +79.17 ± 14.05 0 16 107 126 1 +165.8 ± 33.0
394155 ncm-dbt-02 585843 500 193 69 238 +88.0 ± 14.41 0 12 108 124 6 +178.11 ± 32.72
394154 ncm-dbt-03 586985 500 199 52 249 +105.25 ± 13.22 0 6 94 147 3 +228.08 ± 35.08
394153 ncm-dbt-01 582861 500 183 73 244 +77.7 ± 14.29 0 18 105 126 1 +162.35 ± 33.37
394152 ncm-dbt-05 581153 500 196 73 231 +87.26 ± 14.1 0 13 104 130 3 +181.7 ± 33.45
394151 ncm-dbt-04 568196 500 201 62 237 +99.2 ± 13.67 0 9 96 142 3 +211.87 ± 34.83
394150 ncm-dbt-02 587792 500 187 53 260 +95.44 ± 13.94 0 14 88 148 0 +207.95 ± 36.54
394149 ncm-dbt-03 588600 500 191 68 241 +87.26 ± 14.83 1 16 94 137 2 +185.33 ± 35.32
394148 ncm-dbt-01 583824 500 196 58 246 +98.44 ± 12.67 0 6 100 144 0 +215.85 ± 33.86
394147 ncm-dbt-05 582485 500 205 66 229 +99.2 ± 13.51 0 9 95 144 2 +213.85 ± 35.03
394146 ncm-dbt-02 585674 500 198 78 224 +85.04 ± 13.9 0 13 106 129 2 +178.11 ± 33.1
394145 ncm-dbt-04 570228 500 188 67 245 +85.78 ± 14.51 1 13 103 130 3 +179.9 ± 33.65
394144 ncm-dbt-03 587282 500 194 62 244 +93.95 ± 14.38 2 10 93 144 1 +206.01 ± 35.51
394143 ncm-dbt-01 582903 500 203 70 227 +94.69 ± 13.93 0 9 104 132 5 +196.45 ± 33.3
394142 ncm-dbt-04 572195 500 200 76 224 +88.0 ± 12.86 0 7 113 129 1 +187.16 ± 31.58
394141 ncm-dbt-02 586689 500 193 63 244 +92.45 ± 13.43 0 10 101 138 1 +198.34 ± 33.9
394140 ncm-dbt-05 582277 500 180 57 263 +87.26 ± 13.8 0 14 99 137 0 +187.16 ± 34.38
394139 ncm-dbt-03 587664 500 202 60 238 +101.46 ± 13.69 0 7 99 139 5 +213.85 ± 34.13
394138 ncm-dbt-02 587070 500 193 63 244 +92.45 ± 13.27 0 10 100 140 0 +200.24 ± 34.09
394137 ncm-dbt-04 570909 500 206 69 225 +97.69 ± 13.82 0 10 96 141 3 +207.95 ± 34.86
394136 ncm-dbt-05 583028 500 186 63 251 +87.26 ± 14.25 0 16 96 137 1 +185.33 ± 34.95
394135 ncm-dbt-01 584453 500 183 62 255 +85.78 ± 14.51 0 16 100 131 3 +178.11 ± 34.22
394134 ncm-dbt-03 587282 500 193 83 224 +77.7 ± 13.25 0 11 119 119 1 +162.35 ± 30.85
394133 ncm-dbt-02 590138 500 194 62 244 +93.95 ± 14.23 0 16 86 148 0 +204.07 ± 36.93
394132 ncm-dbt-03 589668 500 198 67 235 +93.2 ± 14.36 0 11 103 130 6 +190.85 ± 33.57
394131 ncm-dbt-01 588174 500 192 70 238 +86.52 ± 14.08 1 11 105 131 2 +183.51 ± 33.24
394130 ncm-dbt-05 584201 500 192 63 245 +91.71 ± 12.76 0 7 107 136 0 +198.34 ± 32.63
394129 ncm-dbt-04 571190 500 184 57 259 +90.22 ± 14.16 0 14 97 137 2 +190.85 ± 34.75

Commit

Commit ID 5488dd2f91226f73d93ab8f892d4aaa9b2582eed
Author Shawn Xu
Date 2025-01-05 23:45:28 UTC
Update Copyright Year closes https://github.com/official-stockfish/Stockfish/pull/5747 No functional change
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