Dev Builds » 20240917-1847

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 06:52:23 584152 4002 1541 596 1865 +83.62 ± 5.04 3 118 826 1039 15 +175.56 ± 11.84
ncm-dbt-02 06:53:54 587270 4028 1536 541 1951 +87.64 ± 4.96 0 114 804 1083 13 +185.14 ± 12.0
ncm-dbt-03 06:52:41 587421 3986 1507 523 1956 +87.58 ± 4.9 0 101 820 1059 13 +184.97 ± 11.86
ncm-dbt-04 06:53:08 571134 3986 1516 595 1875 +81.75 ± 5.01 3 108 867 995 20 +169.97 ± 11.52
ncm-dbt-05 06:54:10 585361 3998 1528 526 1944 +88.97 ± 4.93 1 97 818 1065 18 +187.5 ± 11.87
20000 7628 2781 9591 +85.91 ± 2.22 7 538 4135 5241 79 +180.58 ± 5.28

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
377722 ncm-dbt-01 583572 2 1 1 0 0.0 ± 34.02 0 0 1 0 0 0.0 ± 30.47
377721 ncm-dbt-02 588558 28 12 1 15 +144.22 ± 60.99 0 1 1 12 0 +368.33 ± 505.99
377720 ncm-dbt-03 587409 486 180 65 241 +83.8 ± 13.66 0 10 110 121 2 +175.0 ± 32.22
377719 ncm-dbt-04 573891 486 188 76 222 +81.53 ± 14.69 0 13 111 113 6 +162.44 ± 32.19
377718 ncm-dbt-05 587325 498 182 57 259 +89.11 ± 13.08 0 9 106 134 0 +191.78 ± 32.93
377717 ncm-dbt-01 586054 500 193 86 221 +75.52 ± 14.93 1 19 104 124 2 +157.24 ± 33.54
377716 ncm-dbt-02 587749 500 179 69 252 +77.71 ± 14.15 0 18 104 128 0 +164.07 ± 33.53
377715 ncm-dbt-03 587325 500 209 68 223 +100.7 ± 13.03 0 5 102 140 3 +215.85 ± 33.4
377714 ncm-dbt-04 571994 500 185 79 236 +74.79 ± 13.91 0 15 116 117 2 +153.86 ± 31.51
377713 ncm-dbt-05 580904 500 191 72 237 +84.3 ± 14.03 0 15 102 132 1 +178.11 ± 33.85
377712 ncm-dbt-01 583950 500 198 77 225 +85.78 ± 14.36 1 13 102 132 2 +181.7 ± 33.83
377711 ncm-dbt-02 588643 500 176 60 264 +82.1 ± 14.42 0 18 99 132 1 +172.78 ± 34.4
377710 ncm-dbt-03 589625 500 170 72 258 +68.99 ± 14.14 0 17 121 109 3 +138.99 ± 30.8
377709 ncm-dbt-04 567640 500 184 71 245 +79.9 ± 13.77 0 14 110 125 1 +167.53 ± 32.45
377708 ncm-dbt-01 583908 500 199 83 218 +82.1 ± 14.56 0 17 103 127 3 +169.27 ± 33.7
377707 ncm-dbt-05 586520 500 198 70 232 +90.96 ± 13.87 0 12 100 136 2 +192.71 ± 34.15
377706 ncm-dbt-02 587113 500 199 82 219 +82.83 ± 14.0 0 14 107 127 2 +172.78 ± 32.96
377705 ncm-dbt-04 569509 500 188 78 234 +77.71 ± 13.71 1 11 116 121 1 +164.07 ± 31.39
377704 ncm-dbt-01 584832 500 188 62 250 +89.48 ± 14.15 1 12 98 138 1 +192.71 ± 34.55
377703 ncm-dbt-03 586266 500 183 64 253 +84.3 ± 14.33 0 16 101 131 2 +176.33 ± 34.04
377702 ncm-dbt-05 584832 500 204 68 228 +96.94 ± 14.12 0 9 102 133 6 +200.24 ± 33.67
377701 ncm-dbt-02 586012 500 204 62 234 +101.46 ± 14.17 0 11 90 145 4 +215.85 ± 36.11
377700 ncm-dbt-03 586943 500 188 74 238 +80.63 ± 14.09 0 17 102 131 0 +171.02 ± 33.87
377699 ncm-dbt-01 583321 500 184 72 244 +79.17 ± 14.34 0 17 106 125 2 +164.07 ± 33.19
377698 ncm-dbt-04 571712 500 191 71 238 +85.04 ± 14.78 1 15 100 131 3 +178.11 ± 34.22
377697 ncm-dbt-05 585084 500 188 68 244 +85.04 ± 13.13 0 9 113 127 1 +179.9 ± 31.72
377696 ncm-dbt-02 585379 500 182 71 247 +78.43 ± 14.17 0 17 106 126 1 +164.07 ± 33.19
377695 ncm-dbt-03 586477 500 195 58 247 +97.69 ± 13.34 0 9 96 144 1 +211.87 ± 34.83
377694 ncm-dbt-05 583363 500 184 56 260 +90.96 ± 14.62 0 18 87 144 1 +194.57 ± 36.67
377693 ncm-dbt-01 582611 500 188 76 236 +79.17 ± 14.19 0 15 111 121 3 +162.35 ± 32.31
377692 ncm-dbt-04 570989 500 195 67 238 +90.96 ± 13.87 0 12 100 136 2 +192.71 ± 34.15
377691 ncm-dbt-02 586858 500 194 60 246 +95.44 ± 13.63 0 11 95 143 1 +206.01 ± 35.09
377690 ncm-dbt-01 583447 500 195 60 245 +96.19 ± 13.32 0 9 98 142 1 +207.95 ± 34.43
377689 ncm-dbt-05 586054 500 185 60 255 +88.74 ± 14.28 0 12 106 127 5 +181.7 ± 33.07
377688 ncm-dbt-03 587877 500 196 56 248 +99.95 ± 14.0 0 13 85 151 1 +217.85 ± 37.2
377687 ncm-dbt-04 571793 500 196 75 229 +85.78 ± 14.07 1 11 106 130 2 +181.7 ± 33.07
377686 ncm-dbt-02 586646 500 186 71 243 +81.36 ± 14.11 0 15 107 126 2 +169.27 ± 32.98
377685 ncm-dbt-03 587452 500 186 66 248 +85.04 ± 13.9 0 14 103 132 1 +179.9 ± 33.65
377684 ncm-dbt-01 585674 500 195 79 226 +82.1 ± 14.13 0 16 103 130 1 +172.78 ± 33.69
377683 ncm-dbt-04 571551 500 189 78 233 +78.43 ± 14.46 0 17 108 122 3 +160.64 ± 32.85
377682 ncm-dbt-05 588813 500 196 75 229 +85.78 ± 14.36 1 13 102 132 2 +181.7 ± 33.83
377681 ncm-dbt-02 588472 500 204 65 231 +99.2 ± 13.51 0 9 95 144 2 +213.85 ± 35.03

Commit

Commit ID 224c147bd6211d2481afd25605b07c3fc98d837c
Author Muzhen Gaming
Date 2024-09-17 18:47:24 UTC
VVLTC Search Tune Tuned with 115k games at VVLTC: https://tests.stockfishchess.org/tests/view/66c80e09bf8c9d8780fda62a Passed VVLTC 1st sprt: https://tests.stockfishchess.org/tests/view/66d69ade9de3e7f9b33d14f9 LLR: 2.94 (-2.94,2.94) <0.00,2.00> Total: 54270 W: 13935 L: 13647 D: 26688 Ptnml(0-2): 2, 4907, 17032, 5189, 5 Passed VVLTC 2nd sprt: https://tests.stockfishchess.org/tests/view/66dcf9c1dc53972b68218c84 LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 136696 W: 34941 L: 34462 D: 67293 Ptnml(0-2): 8, 12659, 42535, 13138, 8 closes https://github.com/official-stockfish/Stockfish/pull/5592 Bench: 1644273
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