Dev Builds » 20250112-2013

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 06:49:41 584063 4000 1554 538 1908 +90.22 ± 4.88 2 91 809 1085 13 +192.01 ± 11.94
ncm-dbt-02 06:49:05 586122 4000 1550 526 1924 +90.97 ± 4.85 2 83 820 1079 16 +193.17 ± 11.84
ncm-dbt-03 06:48:44 586807 4000 1576 539 1885 +92.18 ± 4.92 1 95 785 1104 15 +196.22 ± 12.14
ncm-dbt-04 06:49:44 570311 4008 1567 550 1891 +90.13 ± 4.88 2 98 792 1105 7 +193.17 ± 12.08
ncm-dbt-05 06:50:24 585812 3992 1555 535 1902 +90.78 ± 4.84 1 85 817 1079 14 +192.94 ± 11.86
20000 7802 2688 9510 +90.86 ± 2.18 8 452 4023 5452 65 +193.5 ± 5.35

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
395636 ncm-dbt-04 569111 8 3 0 5 +136.8 ± 89.09 0 0 1 3 0 +337.69 ± 541.44
395635 ncm-dbt-05 585970 492 177 73 242 +74.56 ± 13.91 0 15 113 117 1 +155.0 ± 31.96
395634 ncm-dbt-01 581485 500 189 68 243 +85.78 ± 13.3 0 10 110 129 1 +181.7 ± 32.28
395633 ncm-dbt-02 586562 500 197 63 240 +95.44 ± 13.79 0 10 99 138 3 +202.15 ± 34.28
395632 ncm-dbt-03 586139 500 179 79 242 +70.43 ± 14.62 0 22 107 120 1 +145.54 ± 33.06
395631 ncm-dbt-04 570188 500 195 61 244 +95.44 ± 13.31 0 9 99 141 1 +206.01 ± 34.24
395630 ncm-dbt-05 585885 500 192 65 243 +90.22 ± 13.23 1 7 106 136 0 +196.45 ± 32.87
395629 ncm-dbt-01 583489 500 178 63 259 +81.37 ± 13.66 1 10 113 125 1 +172.78 ± 31.83
395628 ncm-dbt-03 586435 500 195 64 241 +93.2 ± 13.91 0 13 94 142 1 +200.24 ± 35.32
395627 ncm-dbt-02 582694 500 193 59 248 +95.44 ± 13.79 0 9 102 135 4 +200.24 ± 33.67
395626 ncm-dbt-04 571994 500 202 57 241 +103.73 ± 13.55 0 11 83 156 0 +230.16 ± 37.67
395625 ncm-dbt-05 586097 500 197 62 241 +96.19 ± 14.11 0 11 97 138 4 +202.15 ± 34.7
395624 ncm-dbt-01 585084 500 199 59 242 +99.95 ± 13.19 1 6 95 148 0 +221.9 ± 34.93
395623 ncm-dbt-02 586604 500 200 62 238 +98.44 ± 13.34 0 7 101 139 3 +209.91 ± 33.74
395622 ncm-dbt-03 588771 500 209 67 224 +101.46 ± 13.69 0 11 87 151 1 +221.9 ± 36.76
395621 ncm-dbt-04 568395 500 189 72 239 +82.83 ± 14.44 1 14 104 129 2 +174.55 ± 33.5
395620 ncm-dbt-01 582987 500 208 65 227 +102.22 ± 13.37 0 7 96 144 3 +219.87 ± 34.73
395619 ncm-dbt-02 585379 500 187 67 246 +85.04 ± 13.75 0 14 102 134 0 +181.7 ± 33.83
395618 ncm-dbt-05 588686 500 198 53 249 +103.73 ± 13.22 0 6 96 145 3 +223.94 ± 34.66
395617 ncm-dbt-03 587664 500 203 73 224 +92.45 ± 13.43 0 11 98 141 0 +200.24 ± 34.5
395616 ncm-dbt-04 571029 500 192 82 226 +77.71 ± 13.56 0 14 112 124 0 +164.07 ± 32.12
395615 ncm-dbt-01 584537 500 195 71 234 +88.0 ± 14.41 0 16 96 136 2 +185.33 ± 34.95
395614 ncm-dbt-02 587494 500 186 67 247 +84.3 ± 14.03 0 15 102 132 1 +178.11 ± 33.85
395613 ncm-dbt-05 584622 500 200 76 224 +88.0 ± 13.5 0 10 108 130 2 +185.33 ± 32.63
395612 ncm-dbt-04 569151 500 200 65 235 +96.19 ± 13.8 0 11 95 142 2 +206.01 ± 35.09
395611 ncm-dbt-03 586816 500 198 58 244 +99.95 ± 13.36 1 7 93 149 0 +221.9 ± 35.4
395610 ncm-dbt-02 588174 500 188 69 243 +84.31 ± 12.95 0 9 113 128 0 +179.9 ± 31.72
395609 ncm-dbt-01 584159 500 200 67 233 +94.69 ± 14.83 0 17 86 144 3 +200.24 ± 36.91
395608 ncm-dbt-05 581777 500 191 66 243 +88.74 ± 13.98 0 15 95 140 0 +190.85 ± 35.14
395607 ncm-dbt-04 570068 500 200 72 228 +90.97 ± 13.56 0 12 98 140 0 +196.45 ± 34.53
395606 ncm-dbt-03 585211 500 197 63 240 +95.44 ± 13.15 0 7 104 137 2 +204.07 ± 33.17
395605 ncm-dbt-02 586858 500 198 64 238 +95.44 ± 13.63 0 9 101 137 3 +202.15 ± 33.85
395604 ncm-dbt-01 584243 500 191 72 237 +84.3 ± 13.58 0 12 108 129 1 +178.11 ± 32.72
395603 ncm-dbt-03 586646 500 194 63 243 +93.2 ± 13.91 0 10 103 133 4 +194.57 ± 33.53
395602 ncm-dbt-05 586139 500 197 74 229 +87.26 ± 13.95 0 13 103 132 2 +183.51 ± 33.63
395601 ncm-dbt-04 570268 500 202 76 222 +89.48 ± 13.69 1 10 101 138 0 +194.57 ± 33.94
395600 ncm-dbt-02 585211 500 201 75 224 +89.48 ± 14.44 2 10 100 136 2 +192.71 ± 34.15
395599 ncm-dbt-04 572598 500 184 65 251 +84.3 ± 14.47 0 17 99 132 2 +176.33 ± 34.4
395598 ncm-dbt-05 587325 500 203 66 231 +97.69 ± 13.34 0 8 99 141 2 +209.91 ± 34.19
395597 ncm-dbt-03 586774 500 201 72 227 +91.71 ± 14.78 0 14 99 131 6 +187.16 ± 34.38
395596 ncm-dbt-01 586520 500 194 73 233 +85.78 ± 13.92 0 13 105 130 2 +179.9 ± 33.27

Commit

Commit ID 5370c3035e17a163376d83c49e7c927174e587a7
Author Shawn Xu
Date 2025-01-12 20:13:14 UTC
Refactor Stats Array * Limit use of `StatsEntry` wrapper to arithmetic types * Generalize `Stats` to `MultiArray` by discarding the template parameter `D` * Allow `MultiArray::fill` to take any type assignable to element type * Remove now-unused operator overloads on `StatsEntry` closes https://github.com/official-stockfish/Stockfish/pull/5750 No functional change
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