Dev Builds » 20240320-1529

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 06:52:01 582968 4000 1496 549 1955 +83.85 ± 4.97 2 113 833 1040 12 +176.55 ± 11.78
ncm-dbt-02 06:52:59 586922 4000 1452 590 1958 +76.06 ± 4.86 4 107 918 965 6 +159.78 ± 11.15
ncm-dbt-03 06:51:51 587229 4000 1457 598 1945 +75.79 ± 4.88 3 109 925 952 11 +157.87 ± 11.11
ncm-dbt-04 06:51:37 573824 4000 1483 615 1902 +76.61 ± 5.04 1 139 862 987 11 +159.36 ± 11.59
ncm-dbt-05 06:53:36 575506 4000 1467 590 1943 +77.43 ± 4.96 1 128 871 993 7 +162.14 ± 11.51
20000 7355 2942 9703 +77.94 ± 2.21 11 596 4409 4937 47 +163.08 ± 5.11

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
380757 ncm-dbt-05 584034 378 142 52 184 +84.34 ± 15.89 0 11 77 101 0 +179.99 ± 39.02
380756 ncm-dbt-02 589454 500 178 78 244 +70.44 ± 13.91 1 14 120 114 1 +147.19 ± 30.88
380755 ncm-dbt-01 585000 500 187 80 233 +75.52 ± 13.64 1 11 119 118 1 +158.93 ± 30.91
380754 ncm-dbt-04 571070 500 185 70 245 +81.36 ± 13.51 0 11 115 122 2 +169.27 ± 31.5
380753 ncm-dbt-03 584664 500 185 68 247 +82.83 ± 13.39 0 10 115 123 2 +172.78 ± 31.44
380752 ncm-dbt-05 488185 500 174 81 245 +65.38 ± 14.56 1 19 118 110 2 +134.15 ± 31.33
380751 ncm-dbt-02 588047 500 190 66 244 +88.0 ± 13.81 0 14 98 138 0 +189.0 ± 34.56
380750 ncm-dbt-01 583028 500 192 72 236 +85.04 ± 14.78 0 16 103 126 5 +172.78 ± 33.69
380749 ncm-dbt-04 573810 500 188 79 233 +76.97 ± 15.11 0 23 97 128 2 +158.93 ± 34.71
380748 ncm-dbt-03 587070 500 177 72 251 +74.06 ± 12.98 0 11 123 116 0 +155.54 ± 30.23
380747 ncm-dbt-05 582611 122 41 20 61 +60.4 ± 29.28 0 6 28 27 0 +124.7 ± 65.32
380746 ncm-dbt-01 582027 500 182 68 250 +80.63 ± 13.79 1 12 109 128 0 +172.78 ± 32.58
380745 ncm-dbt-02 583782 500 178 88 234 +63.23 ± 14.06 1 17 124 107 1 +130.94 ± 30.38
380744 ncm-dbt-03 588728 500 170 68 262 +71.88 ± 13.81 0 16 117 116 1 +148.85 ± 31.38
380743 ncm-dbt-04 574135 500 183 72 245 +78.43 ± 13.88 0 15 110 124 1 +164.07 ± 32.48
380742 ncm-dbt-05 589625 500 187 62 251 +88.74 ± 13.52 0 11 104 134 1 +189.0 ± 33.39
380741 ncm-dbt-01 580157 500 195 66 239 +91.71 ± 13.88 0 13 96 140 1 +196.45 ± 34.93
380740 ncm-dbt-02 585295 500 190 73 237 +82.83 ± 12.75 0 8 117 125 0 +176.33 ± 30.99
380739 ncm-dbt-03 587028 500 184 77 239 +75.52 ± 14.08 1 14 113 121 1 +158.93 ± 31.99
380738 ncm-dbt-04 573608 500 167 82 251 +59.64 ± 14.73 0 26 114 109 1 +121.46 ± 32.0
380737 ncm-dbt-05 585126 500 184 65 251 +84.31 ± 13.58 0 13 105 132 0 +179.9 ± 33.27
380736 ncm-dbt-01 579702 500 181 55 264 +89.48 ± 13.69 0 11 104 133 2 +189.0 ± 33.39
380735 ncm-dbt-02 587664 500 171 71 258 +70.44 ± 13.76 0 17 116 117 0 +147.19 ± 31.57
380734 ncm-dbt-04 576823 500 190 79 231 +78.44 ± 13.42 0 13 113 124 0 +165.8 ± 31.92
380733 ncm-dbt-03 584285 500 180 73 247 +75.52 ± 14.23 0 18 108 123 1 +157.24 ± 32.87
380732 ncm-dbt-05 587877 500 190 83 227 +75.52 ± 13.64 0 15 113 122 0 +158.93 ± 31.99
380731 ncm-dbt-01 585464 500 179 70 251 +76.97 ± 14.41 0 18 107 123 2 +158.93 ± 33.03
380730 ncm-dbt-02 588472 500 177 75 248 +71.89 ± 13.96 1 14 118 116 1 +150.51 ± 31.19
380729 ncm-dbt-03 588941 500 192 73 235 +84.3 ± 12.79 0 7 118 124 1 +178.11 ± 30.75
380728 ncm-dbt-04 572880 500 184 65 251 +84.31 ± 14.47 1 15 99 134 1 +179.9 ± 34.4
380727 ncm-dbt-05 586477 500 180 80 240 +70.44 ± 13.91 0 18 114 118 0 +147.19 ± 31.9
380726 ncm-dbt-01 582987 500 193 74 233 +84.3 ± 14.47 0 18 96 135 1 +178.11 ± 34.94
380725 ncm-dbt-02 585000 500 182 68 250 +80.63 ± 13.49 1 10 113 126 0 +172.78 ± 31.83
380724 ncm-dbt-03 589069 500 184 73 243 +78.43 ± 15.02 0 19 106 120 5 +157.24 ± 33.21
380723 ncm-dbt-04 574825 500 196 79 225 +82.83 ± 14.0 0 14 107 127 2 +172.78 ± 32.96
380722 ncm-dbt-05 587155 500 190 72 238 +83.57 ± 14.16 0 14 107 126 3 +172.78 ± 32.96
380721 ncm-dbt-01 585379 500 187 64 249 +87.26 ± 13.8 0 14 99 137 0 +187.16 ± 34.38
380720 ncm-dbt-02 587664 500 186 71 243 +81.36 ± 13.96 0 13 112 122 3 +167.53 ± 32.08
380719 ncm-dbt-04 573446 500 190 89 221 +71.16 ± 14.78 0 22 107 119 2 +145.54 ± 33.06
380718 ncm-dbt-03 588047 500 185 94 221 +63.95 ± 13.94 2 14 125 109 0 +135.76 ± 30.17
380717 ncm-dbt-05 588472 500 179 75 246 +73.33 ± 14.58 0 21 105 123 1 +152.18 ± 33.38

Commit

Commit ID 1a6c22c5114c6ae9f916a69e0446b6c9eb864d72
Author Gahtan Nahdi
Date 2024-03-20 15:29:35 UTC
Evaluation adjustment for different eval types Gives different eval scaling parameters for the three different types of evaluation (bignet, smallnet, psqtOnly). Passed STC: https://tests.stockfishchess.org/tests/view/65f4b0020ec64f0526c4a3bd LLR: 2.96 (-2.94,2.94) <0.00,2.00> Total: 168064 W: 43507 L: 42987 D: 81570 Ptnml(0-2): 662, 19871, 42445, 20393, 661 Passed LTC: https://tests.stockfishchess.org/tests/view/65f6be1a0ec64f0526c4c361 LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 162564 W: 41188 L: 40604 D: 80772 Ptnml(0-2): 120, 18112, 44216, 18732, 102 closes https://github.com/official-stockfish/Stockfish/pull/5122 Bench: 2113576
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