Dev Builds » 20240505-1311

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 06:47:24 584676 4000 1526 582 1892 +83.57 ± 5.04 0 125 822 1037 16 +174.55 ± 11.87
ncm-dbt-02 06:48:23 587940 4000 1437 599 1964 +73.88 ± 5.06 2 147 870 973 8 +153.86 ± 11.53
ncm-dbt-03 06:47:23 587725 4000 1517 565 1918 +84.31 ± 4.87 0 102 856 1030 12 +177.22 ± 11.59
ncm-dbt-04 06:47:34 570937 4000 1490 625 1885 +76.34 ± 4.84 2 100 944 939 15 +158.08 ± 10.96
ncm-dbt-05 06:47:56 584551 4000 1492 591 1917 +79.63 ± 4.9 1 110 888 989 12 +166.23 ± 11.37
20000 7462 2962 9576 +79.53 ± 2.21 5 584 4380 4968 63 +165.88 ± 5.12

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
383353 ncm-dbt-05 582819 500 179 74 247 +74.06 ± 13.89 0 15 117 116 2 +152.18 ± 31.35
383352 ncm-dbt-01 585211 500 179 69 252 +77.7 ± 14.29 0 17 108 123 2 +160.64 ± 32.85
383351 ncm-dbt-02 586901 500 184 85 231 +69.71 ± 14.03 0 19 113 118 0 +145.54 ± 32.08
383350 ncm-dbt-04 568912 500 193 68 239 +88.74 ± 13.04 0 8 110 131 1 +189.0 ± 32.17
383349 ncm-dbt-03 587409 500 190 73 237 +82.83 ± 14.0 0 12 113 121 4 +169.27 ± 31.88
383348 ncm-dbt-05 585253 500 200 72 228 +90.96 ± 13.24 0 8 108 132 2 +192.71 ± 32.52
383347 ncm-dbt-01 584579 500 187 89 224 +68.99 ± 14.42 0 21 111 117 1 +142.26 ± 32.42
383346 ncm-dbt-02 588004 500 184 73 243 +78.43 ± 14.17 0 17 106 126 1 +164.07 ± 33.19
383345 ncm-dbt-04 571070 500 200 86 214 +80.63 ± 14.23 0 12 118 114 6 +160.64 ± 31.07
383344 ncm-dbt-03 587834 500 191 79 230 +79.17 ± 13.9 0 14 112 122 2 +164.07 ± 32.12
383343 ncm-dbt-05 587452 500 183 72 245 +78.44 ± 14.31 1 16 104 129 0 +167.53 ± 33.52
383342 ncm-dbt-01 587282 500 201 65 234 +96.94 ± 14.57 0 14 90 142 4 +204.07 ± 36.13
383341 ncm-dbt-02 589967 500 183 58 259 +88.74 ± 14.28 0 16 94 139 1 +189.0 ± 35.33
383340 ncm-dbt-04 570749 500 180 78 242 +71.88 ± 14.1 0 17 116 115 2 +147.19 ± 31.57
383339 ncm-dbt-03 587113 500 194 60 246 +95.44 ± 13.47 0 9 100 139 2 +204.07 ± 34.04
383338 ncm-dbt-05 581028 500 200 70 230 +92.45 ± 13.43 0 9 104 135 2 +196.45 ± 33.3
383337 ncm-dbt-01 581985 500 190 65 245 +88.74 ± 13.36 0 10 106 133 1 +189.0 ± 32.98
383336 ncm-dbt-02 587409 500 177 73 250 +73.33 ± 14.01 0 16 116 116 2 +150.51 ± 31.54
383335 ncm-dbt-04 573123 500 181 75 244 +74.79 ± 13.91 1 12 119 116 2 +155.54 ± 30.96
383334 ncm-dbt-03 587070 500 194 67 239 +90.22 ± 13.86 0 12 101 135 2 +190.85 ± 33.97
383333 ncm-dbt-01 580572 500 201 75 224 +89.48 ± 13.38 0 8 111 128 3 +187.16 ± 31.99
383332 ncm-dbt-05 585928 500 187 73 240 +80.63 ± 13.79 0 12 115 120 3 +165.8 ± 31.55
383331 ncm-dbt-02 586604 500 192 72 236 +85.04 ± 14.05 0 14 104 130 2 +178.11 ± 33.48
383330 ncm-dbt-04 569749 500 179 88 233 +63.95 ± 13.36 0 16 127 107 0 +132.54 ± 29.87
383329 ncm-dbt-03 586477 500 184 64 252 +85.04 ± 12.64 0 7 116 127 0 +181.7 ± 31.08
383328 ncm-dbt-01 586223 500 182 76 242 +74.79 ± 15.57 0 27 92 129 2 +153.86 ± 35.47
383327 ncm-dbt-05 586308 500 172 82 246 +63.23 ± 13.91 0 20 120 110 0 +130.94 ± 31.03
383326 ncm-dbt-02 585211 500 175 89 236 +60.36 ± 15.15 1 26 110 112 1 +124.6 ± 32.59
383325 ncm-dbt-03 587749 500 189 76 235 +79.9 ± 13.62 0 13 112 124 1 +167.53 ± 32.08
383324 ncm-dbt-04 570749 500 186 64 250 +86.52 ± 12.5 0 6 116 128 0 +185.33 ± 30.99
383323 ncm-dbt-05 581319 500 189 79 232 +77.7 ± 13.86 0 14 114 120 2 +160.64 ± 31.79
383322 ncm-dbt-01 585042 500 189 65 246 +88.0 ± 14.27 0 16 95 138 1 +187.16 ± 35.14
383321 ncm-dbt-03 587113 500 189 76 235 +79.9 ± 14.5 0 19 100 130 1 +167.53 ± 34.22
383320 ncm-dbt-02 586012 500 166 79 255 +61.08 ± 14.92 1 25 110 114 0 +127.76 ± 32.59
383319 ncm-dbt-04 570749 500 175 83 242 +64.67 ± 14.12 1 18 119 112 0 +135.76 ± 31.16
383318 ncm-dbt-01 586520 500 197 78 225 +84.3 ± 13.73 0 12 109 127 2 +176.33 ± 32.55
383317 ncm-dbt-05 586308 500 182 69 249 +79.9 ± 14.07 0 16 106 127 1 +167.53 ± 33.17
383316 ncm-dbt-04 572396 500 196 83 221 +79.9 ± 13.77 0 11 119 116 4 +162.35 ± 30.85
383315 ncm-dbt-03 591039 500 186 70 244 +82.1 ± 13.98 0 16 102 132 0 +174.55 ± 33.86
383314 ncm-dbt-02 593412 500 176 70 254 +74.79 ± 13.62 0 14 117 118 1 +155.54 ± 31.31

Commit

Commit ID 61f12a4c383a76c5304aa2cf9cb6e47d5aae0606
Author cj5716
Date 2024-05-05 13:11:37 UTC
Simplify accumulator refreshes Passed Non-Regression STC: https://tests.stockfishchess.org/tests/view/6631f5d5d01fb9ac9bcdc7d0 LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 57472 W: 14979 L: 14784 D: 27709 Ptnml(0-2): 185, 6486, 15192, 6695, 178 closes https://github.com/official-stockfish/Stockfish/pull/5207 No functional change
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