Dev Builds » 20241031-0812

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 06:47:16 584635 4000 1570 563 1867 +89.39 ± 4.94 0 104 801 1079 16 +188.77 ± 12.02
ncm-dbt-02 06:47:45 587050 3996 1549 537 1910 +89.95 ± 4.81 1 79 842 1059 17 +190.15 ± 11.65
ncm-dbt-03 06:47:48 587290 4000 1553 496 1951 +94.04 ± 4.83 0 82 796 1105 17 +200.24 ± 12.03
ncm-dbt-04 06:47:54 572119 4008 1535 547 1926 +87.45 ± 4.96 2 105 814 1069 14 +184.89 ± 11.92
ncm-dbt-05 06:48:36 585742 3996 1549 514 1933 +92.09 ± 4.88 0 95 786 1104 13 +196.22 ± 12.13
20000 7756 2657 9587 +90.58 ± 2.19 3 465 4039 5416 77 +192.01 ± 5.34

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
384500 ncm-dbt-04 571752 8 4 3 1 +43.58 ± 76.58 0 0 3 1 0 +88.62 ± 172.94
384499 ncm-dbt-02 587452 496 199 54 243 +104.62 ± 13.11 0 5 96 144 3 +226.3 ± 34.57
384498 ncm-dbt-05 586308 496 187 64 245 +87.99 ± 14.78 0 17 94 134 3 +183.46 ± 35.32
384497 ncm-dbt-03 586731 500 198 62 240 +96.94 ± 13.16 0 9 96 145 0 +211.87 ± 34.83
384496 ncm-dbt-01 587240 500 198 69 233 +91.71 ± 14.34 0 16 90 143 1 +196.45 ± 36.11
384495 ncm-dbt-04 573244 500 196 68 236 +90.96 ± 13.4 0 8 109 130 3 +190.85 ± 32.34
384494 ncm-dbt-02 585506 500 187 65 248 +86.52 ± 13.16 0 8 114 126 2 +181.7 ± 31.48
384493 ncm-dbt-05 582110 500 191 64 245 +90.22 ± 13.7 0 12 100 137 1 +192.71 ± 34.15
384492 ncm-dbt-03 586054 500 190 62 248 +90.96 ± 13.72 0 11 102 135 2 +192.71 ± 33.75
384491 ncm-dbt-01 584832 500 213 79 208 +95.44 ± 12.81 0 6 105 138 1 +206.01 ± 32.92
384490 ncm-dbt-04 572517 500 190 62 248 +90.96 ± 14.02 0 14 95 140 1 +194.57 ± 35.13
384489 ncm-dbt-02 585843 500 193 74 233 +84.3 ± 13.58 0 11 111 126 2 +176.33 ± 32.16
384488 ncm-dbt-03 587070 500 188 69 243 +84.3 ± 13.42 0 11 110 128 1 +178.11 ± 32.33
384487 ncm-dbt-01 581194 500 199 66 235 +94.69 ± 13.62 0 9 102 136 3 +200.24 ± 33.67
384486 ncm-dbt-05 583614 500 191 69 240 +86.52 ± 13.93 0 15 98 137 0 +185.33 ± 34.57
384485 ncm-dbt-04 571873 500 190 62 248 +90.97 ± 14.02 1 10 101 136 2 +194.57 ± 33.94
384484 ncm-dbt-02 587028 500 196 71 233 +88.74 ± 13.98 0 12 104 131 3 +185.33 ± 33.42
384483 ncm-dbt-03 588174 500 203 62 235 +100.7 ± 13.36 0 8 95 145 2 +217.85 ± 34.98
384482 ncm-dbt-01 585928 500 189 66 245 +87.26 ± 13.8 0 10 111 125 4 +179.9 ± 32.11
384481 ncm-dbt-05 583447 500 189 63 248 +89.48 ± 13.38 0 11 102 137 0 +192.71 ± 33.75
384480 ncm-dbt-04 572034 500 191 74 235 +82.83 ± 14.29 0 17 100 132 1 +174.55 ± 34.22
384479 ncm-dbt-01 584411 500 201 83 216 +83.57 ± 14.16 0 16 101 132 1 +176.33 ± 34.04
384478 ncm-dbt-03 587579 500 200 59 241 +100.7 ± 14.32 0 12 89 145 4 +213.85 ± 36.34
384477 ncm-dbt-02 587749 500 199 54 247 +103.73 ± 13.05 0 7 92 150 1 +228.08 ± 35.56
384476 ncm-dbt-05 585759 500 189 54 257 +96.19 ± 13.8 0 10 98 139 3 +204.07 ± 34.47
384475 ncm-dbt-04 571310 500 192 67 241 +88.74 ± 14.57 0 17 93 138 2 +187.16 ± 35.51
384474 ncm-dbt-01 581485 500 187 64 249 +87.26 ± 14.1 0 15 98 136 1 +185.33 ± 34.57
384473 ncm-dbt-02 586477 500 192 77 231 +81.36 ± 13.04 0 9 118 122 1 +171.02 ± 30.89
384472 ncm-dbt-05 582945 500 196 65 239 +93.2 ± 13.28 0 8 105 135 2 +198.34 ± 33.06
384471 ncm-dbt-03 590438 500 189 53 258 +96.94 ± 13.16 0 9 96 145 0 +211.87 ± 34.83
384470 ncm-dbt-04 570829 500 193 69 238 +88.0 ± 13.97 1 11 102 135 1 +189.0 ± 33.78
384469 ncm-dbt-01 584327 500 184 72 244 +79.17 ± 14.48 0 18 104 126 2 +164.07 ± 33.53
384468 ncm-dbt-02 587155 500 189 80 231 +76.98 ± 14.27 1 14 112 121 2 +160.64 ± 32.15
384467 ncm-dbt-05 584243 500 212 67 221 +103.73 ± 14.03 0 10 89 147 4 +221.9 ± 36.31
384466 ncm-dbt-03 586562 500 194 68 238 +89.48 ± 14.59 0 12 107 124 7 +179.9 ± 32.89
384465 ncm-dbt-04 573163 500 188 74 238 +80.63 ± 13.94 0 14 110 124 2 +167.53 ± 32.45
384464 ncm-dbt-02 589197 500 194 62 244 +93.95 ± 14.23 0 13 95 139 3 +198.34 ± 35.12
384463 ncm-dbt-01 587664 500 199 64 237 +96.19 ± 14.41 0 14 90 143 3 +204.07 ± 36.13
384462 ncm-dbt-04 572356 500 191 68 241 +87.26 ± 14.1 0 14 101 133 2 +183.51 ± 34.01
384461 ncm-dbt-05 597512 500 194 68 238 +89.48 ± 13.53 0 12 100 138 0 +192.71 ± 34.15
384460 ncm-dbt-03 585717 500 191 61 248 +92.45 ± 13.43 0 10 101 138 1 +198.34 ± 33.9

Commit

Commit ID 2f3e6198e878818f9f90de8cb31e287de34bed0e
Author FauziAkram
Date 2024-10-31 08:12:34 UTC
Simplify optimism divisor. Passed STC: LLR: 2.97 (-2.94,2.94) <-1.75,0.25> Total: 139360 W: 36143 L: 36033 D: 67184 Ptnml(0-2): 436, 16456, 35778, 16582, 428 https://tests.stockfishchess.org/tests/view/66fc49c786d5ee47d953b94e Passed LTC: LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 257748 W: 65163 L: 65184 D: 127401 Ptnml(0-2): 173, 28471, 71611, 28442, 177 https://tests.stockfishchess.org/tests/view/66ff01ae86d5ee47d953bb54 Passed LTC against rebased version: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 53610 W: 13691 L: 13501 D: 26418 Ptnml(0-2): 52, 5942, 14605, 6176, 30 https://tests.stockfishchess.org/tests/view/670a9c5c86d5ee47d953c231 closes https://github.com/official-stockfish/Stockfish/pull/5633 Bench: 1282078
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