Dev Builds » 20250321-1009

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 06:44:59 584897 4000 1631 492 1877 +101.74 ± 4.87 0 78 727 1173 22 +219.11 ± 12.62
ncm-dbt-02 06:45:35 587432 4000 1627 493 1880 +101.27 ± 4.82 3 67 741 1171 18 +219.62 ± 12.48
ncm-dbt-03 06:45:54 587820 4000 1620 464 1916 +103.35 ± 4.86 3 71 711 1197 18 +225.23 ± 12.76
ncm-dbt-04 06:46:04 570424 4000 1632 427 1941 +108.02 ± 4.68 1 50 712 1217 20 +237.05 ± 12.71
ncm-dbt-05 06:44:10 583118 4000 1601 471 1928 +100.89 ± 4.86 1 78 729 1174 18 +218.1 ± 12.6
20000 8111 2347 9542 +103.05 ± 2.16 8 344 3620 5932 96 +223.74 ± 5.65

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
405603 ncm-dbt-04 568713 500 214 52 234 +116.77 ± 13.01 0 3 87 155 5 +256.44 ± 36.38
405602 ncm-dbt-02 587325 500 203 62 235 +100.71 ± 13.53 1 5 99 142 3 +217.85 ± 34.06
405601 ncm-dbt-01 584748 500 210 69 221 +100.7 ± 13.85 0 10 92 145 3 +215.85 ± 35.68
405600 ncm-dbt-03 586012 500 191 55 254 +96.94 ± 13.16 0 8 99 142 1 +209.91 ± 34.19
405599 ncm-dbt-05 581319 500 207 48 245 +114.45 ± 13.89 1 8 74 165 2 +258.75 ± 39.96
405598 ncm-dbt-04 570709 500 203 56 241 +105.25 ± 12.71 0 5 94 150 1 +232.26 ± 35.0
405597 ncm-dbt-01 585084 500 210 61 229 +106.77 ± 12.88 0 4 96 147 3 +232.26 ± 34.5
405596 ncm-dbt-02 587028 500 197 64 239 +94.7 ± 14.54 1 14 87 147 1 +206.01 ± 36.74
405595 ncm-dbt-03 586816 500 200 63 237 +97.69 ± 13.82 1 9 93 146 1 +213.85 ± 35.47
405594 ncm-dbt-05 583112 500 202 68 230 +95.44 ± 13.47 0 10 97 142 1 +206.01 ± 34.66
405593 ncm-dbt-04 571029 500 194 51 255 +102.22 ± 13.86 1 8 90 149 2 +223.94 ± 36.07
405592 ncm-dbt-03 587579 500 207 63 230 +102.97 ± 13.54 0 8 93 146 3 +221.9 ± 35.4
405591 ncm-dbt-01 582485 500 207 58 235 +106.77 ± 13.89 0 10 84 153 3 +232.26 ± 37.43
405590 ncm-dbt-02 587325 500 206 72 222 +95.44 ± 13.79 0 11 96 141 2 +204.07 ± 34.89
405589 ncm-dbt-05 580738 500 202 49 249 +109.83 ± 14.22 0 8 88 147 7 +232.26 ± 36.48
405588 ncm-dbt-04 570388 500 204 59 237 +103.73 ± 13.22 0 7 93 148 2 +226.0 ± 35.35
405587 ncm-dbt-02 590267 500 209 64 227 +103.73 ± 13.38 0 7 94 146 3 +223.94 ± 35.14
405586 ncm-dbt-01 586985 500 202 62 236 +99.95 ± 14.61 0 15 83 149 3 +213.85 ± 37.6
405585 ncm-dbt-03 588899 500 209 53 238 +112.14 ± 13.73 0 10 76 162 2 +249.64 ± 39.41
405584 ncm-dbt-05 585337 500 204 69 227 +96.19 ± 13.32 0 8 101 139 2 +206.01 ± 33.8
405583 ncm-dbt-04 570989 500 192 49 259 +102.22 ± 13.37 0 9 90 150 1 +223.94 ± 36.07
405582 ncm-dbt-01 584411 500 197 54 249 +102.22 ± 13.54 0 9 91 148 2 +221.9 ± 35.86
405581 ncm-dbt-03 586646 500 209 60 231 +106.77 ± 13.89 0 10 84 153 3 +232.26 ± 37.43
405580 ncm-dbt-02 586646 500 207 57 236 +107.54 ± 14.21 1 10 79 158 2 +238.66 ± 38.63
405579 ncm-dbt-05 584117 500 210 61 229 +106.77 ± 12.88 0 7 87 156 0 +238.66 ± 36.67
405578 ncm-dbt-01 584874 500 206 68 226 +98.44 ± 13.01 0 7 99 143 1 +213.85 ± 34.13
405577 ncm-dbt-03 588132 500 206 46 248 +115.23 ± 14.05 1 5 83 155 6 +251.89 ± 37.57
405576 ncm-dbt-04 569789 500 207 55 238 +109.07 ± 13.23 0 6 89 152 3 +238.66 ± 36.16
405575 ncm-dbt-05 586139 500 190 59 251 +93.2 ± 13.6 0 10 101 137 2 +198.34 ± 33.9
405574 ncm-dbt-02 583782 500 204 58 238 +104.49 ± 13.88 0 9 90 147 4 +223.94 ± 36.07
405573 ncm-dbt-01 585717 500 196 64 240 +93.95 ± 14.67 0 15 92 139 4 +196.45 ± 35.72
405572 ncm-dbt-03 588941 500 199 69 232 +92.45 ± 14.05 0 13 96 139 2 +196.45 ± 34.93
405571 ncm-dbt-05 580406 500 201 57 242 +102.97 ± 13.87 0 11 86 151 2 +223.94 ± 36.98
405570 ncm-dbt-04 571029 500 205 53 242 +109.07 ± 13.4 0 8 84 156 2 +240.82 ± 37.4
405569 ncm-dbt-02 586520 500 198 52 250 +104.49 ± 12.35 0 3 99 147 1 +230.16 ± 33.79
405568 ncm-dbt-01 584874 500 203 56 241 +105.25 ± 13.56 0 8 90 149 3 +228.08 ± 36.04
405567 ncm-dbt-02 590567 500 203 64 233 +99.2 ± 13.35 0 8 97 143 2 +213.85 ± 34.58
405566 ncm-dbt-04 570749 500 213 52 235 +116.0 ± 13.02 0 4 85 157 4 +256.44 ± 36.95
405565 ncm-dbt-05 583782 500 185 60 255 +88.74 ± 14.43 0 16 95 137 2 +187.16 ± 35.14
405564 ncm-dbt-03 589539 500 199 55 246 +102.98 ± 13.54 1 8 87 154 0 +230.16 ± 36.73

Commit

Commit ID e3660b47bdd8249c3e647b11f506058a99167a69
Author Shawn Xu
Date 2025-03-21 10:09:28 UTC
Add dbg_clear helper function closes https://github.com/official-stockfish/Stockfish/pull/5921 No functional change
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