Dev Builds » 20241122-2223

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 06:52:04 584732 4010 1555 537 1918 +90.17 ± 4.87 1 92 815 1082 15 +191.2 ± 11.89
ncm-dbt-02 06:51:21 586175 4000 1525 559 1916 +85.6 ± 4.96 0 114 818 1056 12 +180.35 ± 11.89
ncm-dbt-03 06:50:55 587309 4000 1534 544 1922 +87.81 ± 5.04 1 121 777 1089 12 +186.02 ± 12.22
ncm-dbt-04 06:51:06 570396 4000 1545 529 1926 +90.22 ± 4.96 2 98 800 1082 18 +190.85 ± 12.02
ncm-dbt-05 06:52:35 582896 3990 1547 526 1917 +90.93 ± 5.04 3 100 788 1081 23 +191.66 ± 12.12
20000 7706 2695 9599 +88.94 ± 2.23 7 525 3998 5390 80 +187.99 ± 5.38

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
387704 ncm-dbt-01 585169 10 3 0 7 +107.43 ± 84.35 0 0 2 3 0 +240.65 ± 570.11
387703 ncm-dbt-05 584537 490 180 57 253 +89.12 ± 14.02 0 13 97 134 1 +189.9 ± 34.72
387702 ncm-dbt-04 569509 500 203 65 232 +98.44 ± 13.98 0 12 90 146 2 +211.87 ± 36.13
387701 ncm-dbt-03 587367 500 187 65 248 +86.52 ± 14.67 1 16 94 138 1 +185.33 ± 35.32
387700 ncm-dbt-02 584579 500 175 68 257 +75.52 ± 14.37 0 18 109 121 2 +155.54 ± 32.7
387699 ncm-dbt-01 585421 500 205 65 230 +99.95 ± 13.84 0 11 90 147 2 +215.85 ± 36.11
387698 ncm-dbt-04 570909 500 193 68 239 +88.74 ± 14.28 1 12 100 135 2 +189.0 ± 34.18
387697 ncm-dbt-05 583154 500 193 60 247 +94.7 ± 14.24 1 11 94 142 2 +204.07 ± 35.31
387696 ncm-dbt-02 586139 500 193 69 238 +88.0 ± 14.12 0 14 100 134 2 +185.33 ± 34.19
387695 ncm-dbt-03 587282 500 193 67 240 +89.48 ± 14.15 0 14 98 136 2 +189.0 ± 34.56
387694 ncm-dbt-01 583028 500 196 73 231 +87.26 ± 14.54 1 13 101 132 3 +183.51 ± 34.01
387693 ncm-dbt-04 571712 500 188 65 247 +87.26 ± 13.95 0 13 103 132 2 +183.51 ± 33.63
387692 ncm-dbt-03 586816 500 192 70 238 +86.52 ± 14.23 0 16 97 136 1 +183.51 ± 34.76
387691 ncm-dbt-02 585717 500 194 74 232 +85.04 ± 14.63 0 20 90 140 0 +181.7 ± 36.03
387690 ncm-dbt-05 583112 500 193 84 223 +76.97 ± 14.27 0 16 112 119 3 +157.24 ± 32.18
387689 ncm-dbt-01 583363 500 196 76 228 +85.04 ± 14.35 0 16 100 132 2 +178.11 ± 34.22
387688 ncm-dbt-02 584285 500 187 59 254 +90.96 ± 13.4 0 10 103 136 1 +194.57 ± 33.53
387687 ncm-dbt-04 569869 500 193 70 237 +87.26 ± 14.4 0 17 94 138 1 +185.33 ± 35.32
387686 ncm-dbt-03 586858 500 194 60 246 +95.44 ± 14.1 0 13 92 143 2 +204.07 ± 35.72
387685 ncm-dbt-05 583698 500 196 56 248 +99.95 ± 14.61 0 12 92 140 6 +207.95 ± 35.71
387684 ncm-dbt-01 585042 500 194 57 249 +97.69 ± 13.01 0 6 103 139 2 +209.91 ± 33.29
387683 ncm-dbt-04 568196 500 192 62 246 +92.45 ± 13.11 0 6 111 130 3 +194.57 ± 31.84
387682 ncm-dbt-02 584579 500 205 75 220 +92.45 ± 13.43 0 10 101 138 1 +198.34 ± 33.9
387681 ncm-dbt-03 586477 500 188 71 241 +82.83 ± 14.0 0 14 107 127 2 +172.78 ± 32.96
387680 ncm-dbt-05 584285 500 202 61 237 +100.7 ± 13.69 0 8 97 141 4 +213.85 ± 34.58
387679 ncm-dbt-01 583992 500 188 59 253 +91.71 ± 12.76 0 6 110 133 1 +196.45 ± 32.02
387678 ncm-dbt-04 570509 500 193 71 236 +86.52 ± 14.08 1 12 102 134 1 +185.33 ± 33.81
387677 ncm-dbt-02 586774 500 191 70 239 +85.78 ± 13.92 0 14 102 133 1 +181.7 ± 33.83
387676 ncm-dbt-03 587579 500 181 73 246 +76.25 ± 14.67 0 21 101 127 1 +158.93 ± 34.05
387675 ncm-dbt-05 577356 500 180 71 249 +76.97 ± 14.41 0 18 107 123 2 +158.93 ± 33.03
387674 ncm-dbt-01 583070 500 188 73 239 +81.36 ± 14.68 0 17 105 124 4 +165.8 ± 33.35
387673 ncm-dbt-04 569829 500 185 64 251 +85.78 ± 14.07 0 14 103 131 2 +179.9 ± 33.65
387672 ncm-dbt-02 588047 500 197 72 231 +88.74 ± 14.13 0 13 102 132 3 +185.33 ± 33.81
387671 ncm-dbt-03 586943 500 194 67 239 +90.22 ± 13.86 0 13 98 138 1 +192.71 ± 34.55
387670 ncm-dbt-01 583112 500 185 67 248 +83.57 ± 13.87 0 15 102 133 0 +178.11 ± 33.85
387669 ncm-dbt-05 585000 500 198 69 233 +91.71 ± 14.34 1 13 93 142 1 +198.34 ± 35.52
387668 ncm-dbt-04 572638 500 198 64 238 +95.44 ± 14.4 0 12 97 136 5 +198.34 ± 34.72
387667 ncm-dbt-02 589283 500 183 72 245 +78.43 ± 14.02 0 15 111 122 2 +162.35 ± 32.31
387666 ncm-dbt-03 589155 500 205 71 224 +95.44 ± 14.25 0 14 90 144 2 +204.07 ± 36.13
387665 ncm-dbt-01 590396 500 200 67 233 +94.69 ± 13.14 0 8 102 139 1 +204.07 ± 33.61
387664 ncm-dbt-05 582027 500 205 68 227 +97.69 ± 14.28 1 9 96 140 4 +207.95 ± 34.86

Commit

Commit ID 0282edc0b06017b5f03971510cdb23e105fe9851
Author FauziAkram
Date 2024-11-22 22:23:42 UTC
Simplify bonus formula Give full bonus instead of half. Passed STC: LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 23872 W: 6254 L: 6018 D: 11600 Ptnml(0-2): 80, 2691, 6152, 2939, 74 https://tests.stockfishchess.org/tests/view/673b709686d5ee47d953f19d Passed LTC: LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 42894 W: 10924 L: 10725 D: 21245 Ptnml(0-2): 30, 4592, 12011, 4777, 37 https://tests.stockfishchess.org/tests/view/673bb50386d5ee47d953f1eb closes https://github.com/official-stockfish/Stockfish/pull/5683 Bench: 836558
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