Dev Builds » 20250418-1232

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 06:52:42 582902 4064 1673 471 1920 +105.92 ± 4.71 4 50 739 1218 21 +231.83 ± 12.47
ncm-dbt-02 06:53:47 585048 4078 1705 466 1907 +109.0 ± 4.73 2 60 695 1261 21 +239.92 ± 12.9
ncm-dbt-03 06:53:51 585564 4088 1657 438 1993 +106.85 ± 4.64 1 61 712 1258 12 +235.98 ± 12.74
ncm-dbt-04 06:53:54 570647 4102 1647 532 1923 +96.87 ± 4.7 1 76 792 1171 11 +209.3 ± 12.06
ncm-dbt-05 06:14:26 585353 3668 1476 427 1765 +102.21 ± 5.06 0 65 678 1068 23 +219.58 ± 13.05
20000 8158 2334 9508 +104.19 ± 2.13 8 312 3616 5976 88 +227.25 ± 5.65

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
409671 ncm-dbt-01 581236 64 25 12 27 +71.56 ± 38.17 0 2 15 15 0 +149.78 ± 90.2
409670 ncm-dbt-02 585928 78 35 15 28 +91.11 ± 34.79 0 1 18 19 1 +184.96 ± 80.9
409669 ncm-dbt-03 586435 88 39 11 38 +114.52 ± 34.79 1 0 13 30 0 +274.89 ± 100.43
409668 ncm-dbt-04 571270 102 37 16 49 +72.56 ± 31.55 0 3 25 22 1 +143.96 ± 68.51
409667 ncm-dbt-05 586393 168 65 15 88 +106.62 ± 23.68 0 3 29 51 1 +231.91 ± 64.64
409666 ncm-dbt-01 584706 500 217 66 217 +108.3 ± 13.23 0 8 84 157 1 +240.82 ± 37.4
409665 ncm-dbt-02 584495 500 208 44 248 +118.33 ± 12.81 0 4 81 162 3 +265.78 ± 37.95
409664 ncm-dbt-03 586266 500 200 47 253 +109.83 ± 12.34 0 4 89 157 0 +247.41 ± 36.02
409663 ncm-dbt-04 570428 500 210 47 243 +117.55 ± 12.82 0 6 76 167 1 +268.17 ± 39.39
409662 ncm-dbt-05 583028 500 194 60 246 +95.44 ± 13.94 0 11 97 139 3 +202.15 ± 34.7
409661 ncm-dbt-01 582694 500 194 58 248 +96.94 ± 13.16 0 7 102 139 2 +207.95 ± 33.55
409660 ncm-dbt-02 583405 500 210 59 231 +108.3 ± 13.89 0 8 88 149 5 +232.26 ± 36.48
409659 ncm-dbt-03 585843 500 212 46 242 +119.89 ± 12.42 0 1 86 159 4 +268.17 ± 36.37
409658 ncm-dbt-04 569350 500 197 62 241 +96.19 ± 13.64 0 11 94 144 1 +207.95 ± 35.29
409657 ncm-dbt-05 587409 500 212 63 225 +106.77 ± 14.67 0 10 89 143 8 +221.9 ± 36.31
409656 ncm-dbt-03 586266 500 198 62 240 +96.94 ± 12.49 0 5 104 141 0 +211.87 ± 33.02
409655 ncm-dbt-01 585253 500 209 54 237 +111.37 ± 13.73 1 5 86 154 4 +245.2 ± 36.85
409654 ncm-dbt-02 584579 500 211 57 232 +110.6 ± 13.89 0 11 76 161 2 +245.2 ± 39.38
409653 ncm-dbt-04 570148 500 197 69 234 +90.97 ± 13.4 0 11 100 139 0 +196.45 ± 34.12
409652 ncm-dbt-05 588686 500 199 61 240 +98.44 ± 13.01 0 6 102 140 2 +211.87 ± 33.48
409651 ncm-dbt-03 586943 500 215 51 234 +118.33 ± 13.35 0 9 69 171 1 +270.57 ± 41.4
409650 ncm-dbt-01 580116 500 209 59 232 +107.54 ± 13.73 1 7 85 155 2 +238.66 ± 37.17
409649 ncm-dbt-02 584706 500 209 59 232 +107.54 ± 13.23 0 7 88 153 2 +236.51 ± 36.44
409648 ncm-dbt-04 571150 500 207 67 226 +99.95 ± 13.68 1 7 95 145 2 +217.85 ± 34.98
409647 ncm-dbt-05 581777 500 206 55 239 +108.3 ± 14.05 0 10 83 153 4 +234.38 ± 37.67
409646 ncm-dbt-01 582318 500 201 57 242 +102.97 ± 12.87 0 5 98 145 2 +223.94 ± 34.18
409645 ncm-dbt-02 581111 500 209 51 240 +113.68 ± 13.04 0 3 91 151 5 +247.41 ± 35.47
409644 ncm-dbt-03 585295 500 201 54 245 +105.25 ± 13.56 0 9 87 152 2 +230.16 ± 36.73
409643 ncm-dbt-04 571190 500 208 75 217 +94.69 ± 13.93 0 11 98 138 3 +200.24 ± 34.5
409642 ncm-dbt-05 583363 500 197 66 237 +93.2 ± 12.95 0 8 103 139 0 +202.15 ± 33.42
409641 ncm-dbt-01 584495 500 213 62 225 +108.3 ± 13.4 0 6 91 149 4 +234.38 ± 35.72
409640 ncm-dbt-02 587282 500 200 55 245 +103.73 ± 14.95 2 12 77 157 2 +230.16 ± 39.03
409639 ncm-dbt-03 585548 500 192 46 262 +104.49 ± 13.71 0 10 86 152 2 +228.08 ± 36.98
409638 ncm-dbt-04 570789 500 190 61 249 +91.71 ± 13.42 0 10 102 137 1 +196.45 ± 33.71
409637 ncm-dbt-01 583614 500 204 55 241 +106.77 ± 13.39 0 6 93 147 4 +230.16 ± 35.29
409636 ncm-dbt-05 583908 500 201 62 237 +99.2 ± 13.02 0 8 95 147 0 +217.85 ± 34.98
409635 ncm-dbt-02 586943 500 213 63 224 +107.54 ± 13.4 0 9 83 157 1 +238.66 ± 37.66
409634 ncm-dbt-03 582987 500 209 63 228 +104.49 ± 14.04 0 12 82 154 2 +228.08 ± 37.89
409633 ncm-dbt-04 571150 500 202 68 230 +95.44 ± 13.63 0 10 98 140 2 +204.07 ± 34.47
409632 ncm-dbt-01 581693 500 201 48 251 +109.83 ± 13.73 2 4 85 157 2 +247.41 ± 37.09
409631 ncm-dbt-02 586985 500 210 63 227 +105.25 ± 12.53 0 5 93 152 0 +234.38 ± 35.22
409630 ncm-dbt-05 588260 500 202 45 253 +112.91 ± 14.05 0 9 80 156 5 +245.2 ± 38.39
409629 ncm-dbt-03 584495 500 191 58 251 +94.69 ± 13.62 0 11 96 142 1 +204.07 ± 34.89
409628 ncm-dbt-04 570348 500 199 67 234 +93.95 ± 12.8 0 7 104 139 0 +204.07 ± 33.17

Commit

Commit ID 8d2eef2b1e0075b70bf6afa74fddb01c4b5e48f1
Author mstembera
Date 2025-04-18 12:32:26 UTC
Fix fused() all controll paths should return a value. closes https://github.com/official-stockfish/Stockfish/pull/5973 No functional change
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