Dev Builds » 20240709-1644

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 06:57:19 584986 4022 1537 614 1871 +81.18 ± 4.93 2 117 856 1028 8 +171.02 ± 11.61
ncm-dbt-02 06:56:39 586015 3978 1482 551 1945 +82.85 ± 5.02 0 122 829 1023 15 +173.02 ± 11.81
ncm-dbt-03 06:54:57 588097 4000 1541 593 1866 +83.94 ± 5.1 1 128 812 1040 19 +174.99 ± 11.95
ncm-dbt-04 06:56:04 556478 4000 1508 594 1898 +80.82 ± 4.99 3 119 848 1021 9 +170.15 ± 11.67
ncm-dbt-05 06:55:05 582123 4000 1490 631 1879 +75.79 ± 5.07 4 134 874 975 13 +157.66 ± 11.5
20000 7558 2983 9459 +80.91 ± 2.25 10 620 4219 5087 64 +169.32 ± 5.23

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
374477 ncm-dbt-01 585717 22 9 3 10 +97.2 ± 74.11 0 1 3 7 0 +212.59 ± 264.15
374476 ncm-dbt-02 584453 478 176 64 238 +82.95 ± 14.11 0 13 102 123 1 +174.74 ± 33.76
374475 ncm-dbt-05 580365 500 184 74 242 +77.7 ± 14.44 0 18 106 124 2 +160.64 ± 33.2
374474 ncm-dbt-03 590353 500 188 78 234 +77.71 ± 13.86 0 16 108 126 0 +164.07 ± 32.83
374473 ncm-dbt-04 558323 500 200 87 213 +79.9 ± 14.5 1 14 109 123 3 +165.8 ± 32.64
374472 ncm-dbt-01 584706 500 190 78 232 +79.17 ± 13.75 1 12 111 126 0 +169.27 ± 32.25
374471 ncm-dbt-02 586901 500 192 69 239 +87.26 ± 14.1 0 12 107 127 4 +179.9 ± 32.89
374470 ncm-dbt-05 580033 500 194 83 223 +78.43 ± 13.73 0 14 112 123 1 +164.07 ± 32.12
374469 ncm-dbt-04 555880 500 195 76 229 +84.3 ± 14.33 0 15 104 128 3 +174.55 ± 33.5
374468 ncm-dbt-03 588302 500 187 77 236 +77.7 ± 14.44 0 17 109 121 3 +158.93 ± 32.69
374467 ncm-dbt-01 587622 500 191 79 230 +79.17 ± 13.9 0 16 106 128 0 +167.53 ± 33.17
374466 ncm-dbt-02 585379 500 188 69 243 +84.3 ± 13.73 0 12 109 127 2 +176.33 ± 32.55
374465 ncm-dbt-05 582736 500 184 75 241 +76.98 ± 15.24 1 21 98 128 2 +160.64 ± 34.55
374464 ncm-dbt-04 556832 500 191 69 240 +86.52 ± 13.47 0 11 107 131 1 +183.51 ± 32.85
374463 ncm-dbt-03 587367 500 195 84 221 +78.43 ± 15.02 0 22 97 129 2 +162.35 ± 34.72
374462 ncm-dbt-01 583489 500 197 77 226 +85.04 ± 14.35 0 17 97 135 1 +179.9 ± 34.76
374461 ncm-dbt-05 581652 500 184 88 228 +67.55 ± 14.78 2 18 113 116 1 +142.26 ± 32.1
374460 ncm-dbt-02 585843 500 186 78 236 +76.25 ± 14.39 0 20 102 128 0 +160.64 ± 33.88
374459 ncm-dbt-04 557481 500 180 68 252 +79.17 ± 13.9 1 12 112 124 1 +167.53 ± 32.08
374458 ncm-dbt-03 586943 500 189 81 230 +76.25 ± 14.67 1 18 104 126 1 +160.64 ± 33.54
374457 ncm-dbt-01 583028 500 189 70 241 +84.3 ± 14.33 0 17 98 134 1 +178.11 ± 34.58
374456 ncm-dbt-05 582778 500 193 75 232 +83.57 ± 14.16 0 13 110 123 4 +171.02 ± 32.42
374455 ncm-dbt-02 587282 500 180 56 264 +88.0 ± 14.7 0 16 98 132 4 +181.7 ± 34.58
374454 ncm-dbt-04 553157 500 193 65 242 +90.97 ± 14.76 0 20 82 148 0 +196.45 ± 37.63
374453 ncm-dbt-03 587749 500 194 65 241 +91.71 ± 14.19 0 16 89 145 0 +198.34 ± 36.31
374452 ncm-dbt-01 585506 500 197 76 227 +85.78 ± 13.92 0 13 105 130 2 +179.9 ± 33.27
374451 ncm-dbt-05 582068 500 168 74 258 +66.1 ± 13.45 0 16 124 110 0 +137.37 ± 30.31
374450 ncm-dbt-04 556794 500 188 69 243 +84.31 ± 13.73 0 14 103 133 0 +179.9 ± 33.65
374449 ncm-dbt-02 586308 500 184 67 249 +82.83 ± 13.54 0 11 113 124 2 +172.78 ± 31.83
374448 ncm-dbt-03 586774 500 197 72 231 +88.74 ± 14.28 0 13 103 130 4 +183.51 ± 33.63
374447 ncm-dbt-01 584411 500 176 70 254 +74.79 ± 13.62 0 15 114 121 0 +157.24 ± 31.83
374446 ncm-dbt-05 584076 500 201 81 218 +85.04 ± 14.35 0 16 100 132 2 +178.11 ± 34.22
374445 ncm-dbt-03 587877 500 196 67 237 +91.71 ± 15.21 0 17 93 134 6 +187.16 ± 35.51
374444 ncm-dbt-02 583656 500 180 65 255 +81.36 ± 14.25 0 17 102 130 1 +171.02 ± 33.87
374443 ncm-dbt-04 555462 500 178 77 245 +71.16 ± 13.64 0 15 120 114 1 +147.19 ± 30.88
374442 ncm-dbt-01 583028 500 203 81 216 +86.52 ± 13.63 0 11 108 129 2 +181.7 ± 32.68
374441 ncm-dbt-03 589411 500 195 69 236 +89.48 ± 13.53 0 9 109 129 3 +187.16 ± 32.4
374440 ncm-dbt-05 583279 500 182 81 237 +71.16 ± 14.5 1 18 111 119 1 +148.85 ± 32.4
374439 ncm-dbt-02 588302 500 196 83 221 +79.9 ± 14.78 0 21 96 132 1 +167.53 ± 34.91
374438 ncm-dbt-01 587367 500 185 80 235 +74.06 ± 14.32 1 15 114 118 2 +153.86 ± 31.85
374437 ncm-dbt-04 557902 500 183 83 234 +70.44 ± 14.34 1 18 111 120 0 +148.85 ± 32.4

Commit

Commit ID 4880ed4ad177f2cec50cfc784a6cbb65d31ff4ef
Author Shawn Xu
Date 2024-07-09 16:44:39 UTC
Simplify Probcut Malus Passed Non-regression STC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 74880 W: 19261 L: 19083 D: 36536 Ptnml(0-2): 202, 8861, 19120, 9071, 186 https://tests.stockfishchess.org/tests/view/668a0966eca84f4d25864cba Passed Non-regression LTC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 263916 W: 66690 L: 66718 D: 130508 Ptnml(0-2): 125, 29348, 73040, 29320, 125 https://tests.stockfishchess.org/tests/view/668a17e3eca84f4d25864e91 closes https://github.com/official-stockfish/Stockfish/pull/5464 bench 1331408
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