Dev Builds » 20241012-1430

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 06:53:04 584327 4000 1534 547 1919 +87.54 ± 4.91 2 88 854 1033 23 +183.06 ± 11.58
ncm-dbt-02 06:53:01 585622 4012 1556 543 1913 +89.66 ± 5.0 1 101 814 1064 26 +187.4 ± 11.91
ncm-dbt-03 06:53:09 587265 4008 1534 552 1922 +86.89 ± 4.92 3 103 815 1075 8 +185.12 ± 11.91
ncm-dbt-04 06:51:22 571051 4000 1558 550 1892 +89.48 ± 4.99 2 99 809 1069 21 +188.31 ± 11.95
ncm-dbt-05 06:53:56 583849 3980 1523 524 1933 +89.11 ± 4.78 0 84 833 1063 10 +189.45 ± 11.73
20000 7705 2716 9579 +88.54 ± 2.2 8 475 4125 5304 88 +186.66 ± 5.28

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
382011 ncm-dbt-03 586562 8 3 1 4 +88.62 ± 93.84 0 0 2 2 0 +190.67 ± 458.56
382010 ncm-dbt-02 587919 12 4 1 7 +88.66 ± 75.75 0 0 3 3 0 +190.73 ± 238.47
382009 ncm-dbt-05 579083 480 187 69 224 +87.2 ± 13.85 0 12 98 130 0 +187.01 ± 34.49
382008 ncm-dbt-01 586223 500 197 76 227 +85.78 ± 13.77 0 13 104 132 1 +181.7 ± 33.45
382007 ncm-dbt-04 572759 500 195 67 238 +90.97 ± 14.32 0 17 88 145 0 +196.45 ± 36.5
382006 ncm-dbt-02 577807 500 193 81 226 +79.17 ± 14.05 0 15 110 123 2 +164.07 ± 32.48
382005 ncm-dbt-03 586393 500 187 67 246 +85.04 ± 14.63 1 17 93 139 0 +183.51 ± 35.5
382004 ncm-dbt-05 583237 500 190 69 241 +85.78 ± 13.46 0 10 111 127 2 +179.9 ± 32.11
382003 ncm-dbt-01 580075 500 191 68 241 +87.26 ± 13.8 0 11 108 128 3 +181.7 ± 32.68
382002 ncm-dbt-04 571471 500 199 66 235 +94.69 ± 13.14 0 7 105 136 2 +202.15 ± 32.99
382001 ncm-dbt-03 586181 500 200 67 233 +94.69 ± 13.46 0 10 98 141 1 +204.07 ± 34.47
382000 ncm-dbt-02 589668 500 192 58 250 +95.44 ± 12.98 0 8 100 142 0 +207.95 ± 33.99
381999 ncm-dbt-05 580572 500 193 75 232 +83.57 ± 12.77 0 8 116 126 0 +178.11 ± 31.15
381998 ncm-dbt-01 584117 500 189 60 251 +91.71 ± 13.42 0 10 102 137 1 +196.45 ± 33.71
381997 ncm-dbt-03 588260 500 192 68 240 +88.0 ± 13.66 0 11 106 131 2 +185.33 ± 33.03
381996 ncm-dbt-04 570148 500 198 67 235 +93.2 ± 14.51 0 16 89 143 2 +198.34 ± 36.31
381995 ncm-dbt-02 586604 500 194 69 237 +88.74 ± 14.57 0 15 99 132 4 +183.51 ± 34.39
381994 ncm-dbt-05 582360 500 185 62 253 +87.26 ± 13.64 0 11 107 130 2 +183.51 ± 32.85
381993 ncm-dbt-01 585379 500 189 73 238 +82.1 ± 13.37 0 11 113 125 1 +172.78 ± 31.83
381992 ncm-dbt-04 569909 500 195 66 239 +91.71 ± 14.78 1 10 105 127 7 +187.16 ± 33.21
381991 ncm-dbt-03 586139 500 192 75 233 +82.83 ± 13.85 0 14 106 129 1 +174.55 ± 33.13
381990 ncm-dbt-02 586604 500 197 74 229 +87.26 ± 15.11 1 15 99 130 5 +179.9 ± 34.4
381989 ncm-dbt-05 586266 500 195 64 241 +93.2 ± 13.75 0 11 99 138 2 +198.34 ± 34.31
381988 ncm-dbt-01 583782 500 190 66 244 +88.0 ± 14.7 1 10 110 122 7 +178.11 ± 32.33
381987 ncm-dbt-03 587282 500 200 67 233 +94.7 ± 13.62 1 8 99 141 1 +206.01 ± 34.24
381986 ncm-dbt-04 572276 500 190 74 236 +82.1 ± 14.13 0 14 109 124 3 +169.27 ± 32.62
381985 ncm-dbt-02 584916 500 197 57 246 +99.95 ± 14.61 0 11 95 137 7 +206.01 ± 35.09
381984 ncm-dbt-05 586774 500 190 60 250 +92.45 ± 14.5 0 17 87 145 1 +198.34 ± 36.7
381983 ncm-dbt-03 587579 500 187 73 240 +80.63 ± 13.64 0 14 108 128 0 +171.02 ± 32.78
381982 ncm-dbt-01 584832 500 192 65 243 +90.22 ± 13.7 0 10 106 131 3 +189.0 ± 32.98
381981 ncm-dbt-04 570509 500 193 70 237 +87.26 ± 14.4 0 15 100 132 3 +181.7 ± 34.21
381980 ncm-dbt-02 584664 500 191 67 242 +88.0 ± 14.41 0 16 96 136 2 +185.33 ± 34.95
381979 ncm-dbt-05 588047 500 201 63 236 +98.44 ± 12.84 0 6 101 142 1 +213.85 ± 33.67
381978 ncm-dbt-01 586181 500 199 70 231 +91.71 ± 13.42 0 10 102 137 1 +196.45 ± 33.71
381977 ncm-dbt-03 587792 500 187 67 246 +85.04 ± 14.49 0 17 98 133 2 +178.11 ± 34.58
381976 ncm-dbt-04 570469 500 193 74 233 +84.31 ± 14.18 1 12 106 129 2 +178.11 ± 33.1
381975 ncm-dbt-02 584117 500 199 65 236 +95.44 ± 13.31 0 7 105 135 3 +202.15 ± 32.99
381974 ncm-dbt-02 588302 500 189 71 240 +83.57 ± 14.16 0 14 107 126 3 +172.78 ± 32.96
381973 ncm-dbt-04 570869 500 195 66 239 +91.71 ± 13.26 0 8 107 133 2 +194.57 ± 32.69
381972 ncm-dbt-01 584034 500 187 69 244 +83.57 ± 14.88 1 13 109 121 6 +169.27 ± 32.62
381971 ncm-dbt-03 589197 500 186 67 247 +84.31 ± 14.03 1 12 105 131 1 +179.9 ± 33.27
381970 ncm-dbt-05 584453 500 182 62 256 +85.04 ± 13.28 0 9 114 125 2 +178.11 ± 31.55

Commit

Commit ID 6592b13d56e43c247ac8b0d6f62564b2a4ca72a5
Author Ă–mer Faruk Tutkun
Date 2024-10-12 14:30:44 UTC
Introduce Continuation Correction History Continuation correction history uses last 2 move to correct static eval. ContCorrHist first introduced by @martinnovaak in Motor(https://github.com/martinnovaak/motor/pull/162). Earlier ideas using last move to correct eval is introduced by @MinusKelvin in Ice4(https://github.com/MinusKelvin/ice4/commit/45daf7d9ea64ea4efaf0d2b4e99f53e12e08c838) Passed STC: LLR: 2.96 (-2.94,2.94) <0.00,2.00> Total: 310144 W: 81267 L: 80538 D: 148339 Ptnml(0-2): 1160, 36607, 78834, 37286, 1185 https://tests.stockfishchess.org/tests/view/66f96cbc86d5ee47d953b7f7 Passed LTC: LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 97470 W: 24892 L: 24447 D: 48131 Ptnml(0-2): 63, 10631, 26915, 11050, 76 https://tests.stockfishchess.org/tests/view/66fd59bc86d5ee47d953b9ea closes https://github.com/official-stockfish/Stockfish/pull/5617 Bench: 1143382
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