Dev Builds » 20241031-0813

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 06:48:04 583783 4016 1553 539 1924 +89.66 ± 4.91 3 89 825 1073 18 +189.7 ± 11.81
ncm-dbt-02 06:46:46 586250 4000 1547 554 1899 +88.09 ± 4.98 4 97 818 1064 17 +186.25 ± 11.88
ncm-dbt-03 06:48:10 586498 3998 1547 548 1903 +88.69 ± 4.97 1 106 801 1075 16 +187.27 ± 12.02
ncm-dbt-04 06:48:10 571025 4000 1583 542 1875 +92.55 ± 4.86 1 85 803 1094 17 +196.69 ± 11.98
ncm-dbt-05 06:48:02 584657 3986 1552 537 1897 +90.46 ± 4.94 1 101 786 1092 13 +192.36 ± 12.13
20000 7782 2720 9498 +89.89 ± 2.21 10 478 4033 5398 81 +190.43 ± 5.35

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
384458 ncm-dbt-01 584537 16 6 0 10 +136.89 ± 61.78 0 0 2 6 0 +337.87 ± 515.83
384457 ncm-dbt-05 580738 486 188 63 235 +91.41 ± 14.46 1 11 95 134 2 +195.65 ± 35.09
384456 ncm-dbt-03 588260 498 199 79 220 +85.4 ± 14.39 0 15 102 129 3 +177.16 ± 33.85
384455 ncm-dbt-04 570989 500 198 69 233 +91.71 ± 13.57 0 11 100 138 1 +196.45 ± 34.12
384454 ncm-dbt-02 583237 500 188 71 241 +82.83 ± 14.58 0 18 99 131 2 +172.78 ± 34.4
384453 ncm-dbt-01 584411 500 186 72 242 +80.63 ± 13.64 0 11 117 119 3 +165.8 ± 31.17
384452 ncm-dbt-05 584748 500 186 58 256 +90.96 ± 13.56 0 11 101 137 1 +194.57 ± 33.94
384451 ncm-dbt-03 584664 500 193 77 230 +82.1 ± 14.56 0 19 97 133 1 +172.78 ± 34.76
384450 ncm-dbt-04 570388 500 200 60 240 +99.95 ± 14.31 1 11 87 149 2 +217.85 ± 36.77
384449 ncm-dbt-02 587113 500 188 82 230 +74.79 ± 14.76 1 16 113 116 4 +152.18 ± 32.04
384448 ncm-dbt-01 584832 500 185 78 237 +75.52 ± 14.22 1 15 111 122 1 +158.93 ± 32.34
384447 ncm-dbt-05 583572 500 194 79 227 +81.36 ± 13.81 0 13 111 124 2 +169.27 ± 32.25
384446 ncm-dbt-03 588089 500 196 69 235 +90.22 ± 13.39 1 7 107 134 1 +194.57 ± 32.69
384445 ncm-dbt-04 572961 500 200 63 237 +97.69 ± 13.34 0 8 99 141 2 +209.91 ± 34.19
384444 ncm-dbt-01 582736 500 199 64 237 +96.19 ± 13.64 0 11 94 144 1 +207.95 ± 35.29
384443 ncm-dbt-02 585211 500 194 62 244 +93.95 ± 13.29 0 8 104 136 2 +200.24 ± 33.24
384442 ncm-dbt-05 588643 500 191 60 249 +93.2 ± 13.91 0 13 94 142 1 +200.24 ± 35.32
384441 ncm-dbt-01 582611 500 204 73 223 +93.2 ± 14.21 1 9 102 134 4 +196.45 ± 33.71
384440 ncm-dbt-03 585928 500 190 65 245 +88.74 ± 13.83 0 12 103 133 2 +187.16 ± 33.6
384439 ncm-dbt-04 571029 500 203 74 223 +91.71 ± 13.42 0 10 102 137 1 +196.45 ± 33.71
384438 ncm-dbt-02 585590 500 202 68 230 +95.44 ± 13.79 1 9 96 143 1 +207.95 ± 34.86
384437 ncm-dbt-05 586646 500 197 87 216 +77.7 ± 14.72 0 21 99 129 1 +162.35 ± 34.39
384436 ncm-dbt-01 582903 500 186 63 251 +87.26 ± 14.54 0 15 101 130 4 +179.9 ± 34.03
384435 ncm-dbt-03 589454 500 196 67 237 +91.71 ± 14.34 0 16 90 143 1 +196.45 ± 36.11
384434 ncm-dbt-02 590096 500 183 72 245 +78.44 ± 14.17 1 13 112 122 2 +164.07 ± 32.12
384433 ncm-dbt-04 570068 500 199 66 235 +94.69 ± 13.78 0 11 97 140 2 +202.15 ± 34.7
384432 ncm-dbt-05 582402 500 205 58 237 +105.25 ± 13.88 0 10 86 151 3 +228.08 ± 36.98
384431 ncm-dbt-01 583656 500 195 69 236 +89.48 ± 14.0 0 13 100 135 2 +189.0 ± 34.18
384430 ncm-dbt-04 569669 500 200 72 228 +90.96 ± 14.32 0 13 100 133 4 +189.0 ± 34.18
384429 ncm-dbt-03 583824 500 191 68 241 +87.26 ± 13.8 0 11 108 128 3 +181.7 ± 32.68
384428 ncm-dbt-02 587494 500 194 61 245 +94.69 ± 13.62 0 11 96 142 1 +204.07 ± 34.89
384427 ncm-dbt-05 583698 500 184 74 242 +77.7 ± 13.56 0 13 115 121 1 +162.35 ± 31.59
384426 ncm-dbt-01 583363 500 197 54 249 +102.22 ± 14.33 1 10 87 149 3 +221.9 ± 36.76
384425 ncm-dbt-02 586139 500 203 76 221 +90.22 ± 14.89 0 16 96 133 5 +185.33 ± 34.95
384424 ncm-dbt-03 585379 500 190 66 244 +88.0 ± 14.41 0 15 99 133 3 +183.51 ± 34.39
384423 ncm-dbt-04 571592 500 186 66 248 +85.04 ± 13.44 0 11 109 129 1 +179.9 ± 32.5
384422 ncm-dbt-05 586816 500 207 58 235 +106.77 ± 13.56 0 9 85 154 2 +234.38 ± 37.19
384421 ncm-dbt-02 585126 500 195 62 243 +94.7 ± 13.14 1 6 102 141 0 +207.95 ± 33.55
384420 ncm-dbt-01 585000 500 195 66 239 +91.71 ± 12.42 0 5 111 134 0 +198.34 ± 31.75
384419 ncm-dbt-03 586393 500 192 57 251 +96.19 ± 13.8 0 11 95 142 2 +206.01 ± 35.09
384418 ncm-dbt-04 571511 500 197 72 231 +88.74 ± 13.83 0 10 109 127 4 +183.51 ± 32.46

Commit

Commit ID bf2a0d53925da1a0d58a91ef78d577a448eb4b5a
Author Taras Vuk
Date 2024-10-31 08:13:35 UTC
Simplify internal iterative reductions Passed STC: LLR: 2.92 (-2.94,2.94) <-1.75,0.25> Total: 138656 W: 36182 L: 36074 D: 66400 Ptnml(0-2): 523, 16422, 35310, 16570, 503 https://tests.stockfishchess.org/tests/view/6702beb386d5ee47d953bd41 Passed LTC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 680844 W: 172021 L: 172480 D: 336343 Ptnml(0-2): 492, 76259, 187419, 75720, 532 https://tests.stockfishchess.org/tests/view/67042b1f86d5ee47d953be7c closes https://github.com/official-stockfish/Stockfish/pull/5634 Bench: 1169252
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