Dev Builds » 20221026-1828

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 06:51:33 582827 4000 1154 879 1967 +23.92 ± 5.2 6 319 1076 592 7 +47.9 ± 10.33
ncm-dbt-02 06:52:39 586047 4014 1154 937 1923 +18.8 ± 5.18 3 355 1074 572 3 +37.71 ± 10.36
ncm-dbt-03 06:52:39 584585 4000 1092 931 1977 +13.99 ± 5.23 7 371 1081 536 5 +28.38 ± 10.32
ncm-dbt-04 06:53:00 568959 3988 1118 923 1947 +17.0 ± 5.3 5 370 1050 563 6 +33.91 ± 10.49
ncm-dbt-05 06:53:18 577921 3998 1130 953 1915 +15.39 ± 5.04 3 343 1131 518 4 +30.67 ± 10.03
20000 5648 4623 9729 +17.82 ± 2.32 24 1758 5412 2781 25 +35.7 ± 4.61

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
431687 ncm-dbt-02 586774 14 3 4 7 -24.85 ± 84.38 0 2 4 1 0 -49.98 ± 184.5 ↓
431686 ncm-dbt-04 568554 488 136 113 239 +16.39 ± 15.26 0 49 123 72 0 +32.85 ± 30.78 ↓
431685 ncm-dbt-03 584664 500 136 114 250 +15.3 ± 14.32 1 41 144 63 1 +30.65 ± 28.07 ↓
431684 ncm-dbt-05 577438 498 140 131 227 +6.28 ± 13.73 0 46 148 55 0 +12.56 ± 27.53 ↓
431683 ncm-dbt-01 580904 500 145 125 230 +13.9 ± 14.73 1 45 138 65 1 +27.85 ± 28.87 ↓
431682 ncm-dbt-02 584958 500 146 109 245 +25.76 ± 14.08 0 37 139 74 0 +51.8 ± 28.68 ↓
431681 ncm-dbt-04 567720 500 136 126 238 +6.95 ± 15.52 1 57 123 69 0 +15.3 ± 30.78 ↓
431680 ncm-dbt-03 585843 500 143 119 238 +16.69 ± 14.82 2 41 139 67 1 +34.86 ± 28.73 ↓
431679 ncm-dbt-01 584243 500 140 108 252 +22.27 ± 14.86 1 42 131 76 0 +46.13 ± 29.76 ↓
431678 ncm-dbt-05 579042 500 147 125 228 +15.3 ± 13.93 2 36 150 62 0 +33.46 ± 27.23 ↓
431677 ncm-dbt-02 586646 500 141 114 245 +18.78 ± 15.47 0 51 122 76 1 +36.26 ± 30.91 ↓
431676 ncm-dbt-01 582903 500 160 120 220 +27.86 ± 14.36 1 35 137 77 0 +57.5 ± 28.93 ↓
431675 ncm-dbt-03 584874 500 134 123 243 +7.64 ± 14.97 2 48 138 61 1 +16.69 ± 28.89 ↓
431674 ncm-dbt-04 567522 500 128 108 264 +13.91 ± 14.47 1 44 139 66 0 +29.25 ± 28.74 ↓
431673 ncm-dbt-05 582819 500 151 129 220 +15.3 ± 14.71 0 48 132 70 0 +30.65 ± 29.65 ↓
431672 ncm-dbt-02 584916 500 133 117 250 +11.12 ± 15.49 1 54 123 72 0 +23.66 ± 30.78 ↓
431671 ncm-dbt-03 584748 500 135 123 242 +8.34 ± 15.39 1 54 128 66 1 +16.69 ± 30.16 ↓
431670 ncm-dbt-04 567680 500 156 116 228 +27.86 ± 14.87 1 39 129 81 0 +57.5 ± 30.0 ↓
431669 ncm-dbt-01 582444 500 148 117 235 +21.57 ± 15.43 1 46 125 77 1 +43.3 ± 30.53 ↓
431668 ncm-dbt-05 576006 500 138 117 245 +14.6 ± 15.03 0 49 133 66 2 +26.46 ± 29.52 ↓
431667 ncm-dbt-02 583447 500 160 128 212 +22.27 ± 14.21 0 40 138 72 0 +44.72 ± 28.84 ↓
431666 ncm-dbt-03 585464 500 134 113 253 +14.6 ± 14.65 0 48 133 69 0 +29.25 ± 29.52 ↓
431665 ncm-dbt-01 583908 500 139 109 252 +20.87 ± 15.13 1 44 130 74 1 +41.89 ± 29.89 ↓
431664 ncm-dbt-04 569589 500 147 122 231 +17.39 ± 15.49 1 50 122 77 0 +36.26 ± 30.91 ↓
431663 ncm-dbt-05 577561 500 144 118 238 +18.08 ± 13.2 0 35 154 61 0 +36.26 ± 26.65 ↓
431662 ncm-dbt-02 586477 500 151 122 227 +20.17 ± 14.7 0 44 134 71 1 +39.08 ± 29.38 ↓
431661 ncm-dbt-03 583196 500 130 112 258 +12.51 ± 15.12 1 50 129 70 0 +26.46 ± 30.03 ↓
431660 ncm-dbt-04 569949 500 135 127 238 +5.56 ± 14.41 1 47 147 53 2 +9.73 ± 27.7 ↓
431659 ncm-dbt-01 580904 500 137 103 260 +23.66 ± 13.92 0 37 142 71 0 +47.55 ± 28.28 ↓
431658 ncm-dbt-05 573204 500 140 119 241 +14.6 ± 14.0 0 43 143 64 0 +29.25 ± 28.2 ↓
431657 ncm-dbt-02 587452 500 141 122 237 +13.21 ± 14.41 0 46 140 63 1 +25.06 ± 28.61 ↓
431656 ncm-dbt-03 580738 500 135 112 253 +15.99 ± 14.25 0 44 139 67 0 +32.05 ± 28.73 ↓
431655 ncm-dbt-04 569430 500 149 106 245 +29.95 ± 14.76 0 38 133 77 2 +57.5 ± 29.47 ↓
431654 ncm-dbt-05 577643 500 143 104 253 +27.16 ± 15.08 1 39 132 76 2 +53.22 ± 29.61 ↓
431653 ncm-dbt-02 586266 500 144 100 256 +30.65 ± 13.47 1 27 149 73 0 +63.23 ± 27.19 ↓
431652 ncm-dbt-01 584159 500 140 100 260 +27.85 ± 15.25 1 38 135 72 4 +51.8 ± 29.22 ↓
431651 ncm-dbt-03 587155 500 145 115 240 +20.87 ± 14.88 0 45 131 73 1 +40.48 ± 29.77 ↓
431650 ncm-dbt-01 583154 500 145 97 258 +33.46 ± 13.94 0 32 138 80 0 +67.55 ± 28.74 ↓
431649 ncm-dbt-04 571230 500 131 105 264 +18.08 ± 14.93 0 46 134 68 2 +33.46 ± 29.39 ↓
431648 ncm-dbt-02 587494 500 135 121 244 +9.73 ± 15.38 1 54 125 70 0 +20.87 ± 30.53 ↓
431647 ncm-dbt-05 579661 500 127 110 263 +11.82 ± 14.3 0 47 139 64 0 +23.66 ± 28.75 ↓

Commit

Commit ID a5500edc555f6d4429b3b697392f5f27215cb1db
Author dav1312
Date 2022-10-26 18:28:12 UTC
Add issue template Add an issue template using GitHub's form schema https://docs.github.com/en/communities/using-templates-to-encourage-useful-issues-and-pull-requests/syntax-for-githubs-form-schema closes https://github.com/official-stockfish/Stockfish/pull/4210 No functional change.
Copyright 2011–2025 Next Chess Move LLC
Feedback & Support Terms of Service Privacy Policy Desktop Version