Dev Builds » 20240909-1548

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 06:52:42 584631 4000 1529 578 1893 +84.21 ± 5.02 2 116 826 1041 15 +176.77 ± 11.83
ncm-dbt-02 06:53:48 587377 4016 1511 542 1963 +85.52 ± 5.01 2 116 816 1059 15 +179.94 ± 11.91
ncm-dbt-03 06:51:57 587226 4000 1500 521 1979 +86.8 ± 4.95 2 104 820 1061 13 +183.51 ± 11.87
ncm-dbt-04 06:52:15 571622 4000 1577 568 1855 +89.57 ± 4.97 1 104 797 1081 17 +189.23 ± 12.05
ncm-dbt-05 06:51:53 582511 3984 1479 558 1947 +81.8 ± 4.94 1 109 864 1004 14 +170.95 ± 11.54
20000 7596 2767 9637 +85.58 ± 2.23 8 549 4123 5246 74 +180.04 ± 5.29

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
376459 ncm-dbt-02 590310 16 8 3 5 +112.26 ± 65.75 0 0 3 5 0 +254.61 ± 287.37 ↓
376458 ncm-dbt-05 586097 484 172 72 240 +72.83 ± 14.31 0 16 112 112 2 +149.25 ± 32.12 ↓
376457 ncm-dbt-01 581735 500 194 76 230 +83.57 ± 14.6 1 14 104 128 3 +174.55 ± 33.5 ↓
376456 ncm-dbt-03 586604 500 184 69 247 +81.36 ± 14.25 0 15 108 124 3 +167.53 ± 32.81 ↓
376455 ncm-dbt-04 569749 500 195 64 241 +93.2 ± 14.66 0 18 84 147 1 +200.24 ± 37.29 ↓
376454 ncm-dbt-02 589796 500 196 63 241 +94.69 ± 13.93 0 11 98 138 3 +200.24 ± 34.5 ↓
376453 ncm-dbt-05 580116 500 187 69 244 +83.57 ± 13.71 0 13 107 129 1 +176.33 ± 32.93 ↓
376452 ncm-dbt-03 585337 500 182 68 250 +80.63 ± 14.23 1 15 103 131 0 +172.78 ± 33.69 ↓
376451 ncm-dbt-01 584034 500 206 70 224 +96.94 ± 13.81 0 11 94 143 2 +207.95 ± 35.29 ↓
376450 ncm-dbt-04 570268 500 199 67 234 +93.95 ± 13.77 0 10 101 136 3 +198.34 ± 33.9 ↓
376449 ncm-dbt-02 585337 500 185 60 255 +88.74 ± 14.86 0 21 83 146 0 +190.85 ± 37.38 ↓
376448 ncm-dbt-05 580075 500 187 82 231 +74.06 ± 14.6 0 20 107 121 2 +152.18 ± 33.05 ↓
376447 ncm-dbt-01 585000 500 186 78 236 +76.25 ± 14.95 0 21 103 123 3 +155.54 ± 33.71 ↓
376446 ncm-dbt-04 571230 500 196 82 222 +80.63 ± 13.49 0 13 110 127 0 +171.02 ± 32.42 ↓
376445 ncm-dbt-03 586562 500 186 60 254 +89.48 ± 13.53 0 12 100 138 0 +192.71 ± 34.15 ↓
376444 ncm-dbt-02 587749 500 191 65 244 +89.48 ± 14.15 0 12 104 130 4 +185.33 ± 33.42 ↓
376443 ncm-dbt-05 581153 500 186 60 254 +89.48 ± 14.44 0 18 88 144 0 +192.71 ± 36.47 ↓
376442 ncm-dbt-03 587240 500 194 59 247 +96.19 ± 13.32 0 8 101 139 2 +206.01 ± 33.8 ↓
376441 ncm-dbt-01 586435 500 183 72 245 +78.44 ± 13.11 1 8 120 121 0 +167.53 ± 30.57 ↓
376440 ncm-dbt-04 573649 500 204 81 215 +87.26 ± 14.54 0 16 98 133 3 +181.7 ± 34.58 ↓
376439 ncm-dbt-02 587537 500 194 81 225 +79.9 ± 13.92 0 14 111 123 2 +165.8 ± 32.28 ↓
376438 ncm-dbt-05 582402 500 187 77 236 +77.7 ± 13.56 0 12 118 118 2 +160.64 ± 31.07 ↓
376437 ncm-dbt-03 587622 500 184 58 258 +89.48 ± 14.88 0 18 91 138 3 +187.16 ± 35.88 ↓
376436 ncm-dbt-01 584958 500 183 70 247 +79.9 ± 13.92 0 16 105 129 0 +169.27 ± 33.34 ↓
376435 ncm-dbt-04 570669 500 200 72 228 +90.97 ± 14.76 1 13 97 135 4 +190.85 ± 34.75 ↓
376434 ncm-dbt-02 586858 500 186 71 243 +81.36 ± 13.51 0 12 112 125 1 +171.02 ± 32.04 ↓
376433 ncm-dbt-05 582110 500 182 53 265 +91.71 ± 13.26 0 9 104 136 1 +196.45 ± 33.3 ↓
376432 ncm-dbt-03 586858 500 197 75 228 +86.52 ± 13.32 0 11 106 133 0 +185.33 ± 33.03 ↓
376431 ncm-dbt-01 585506 500 195 71 234 +88.0 ± 14.7 0 18 92 138 2 +185.33 ± 35.69 ↓
376430 ncm-dbt-04 569829 500 196 66 238 +92.45 ± 13.74 0 10 103 134 3 +194.57 ± 33.53 ↓
376429 ncm-dbt-02 588004 500 182 68 250 +80.63 ± 13.64 1 10 114 124 1 +171.02 ± 31.66 ↓
376428 ncm-dbt-05 581194 500 189 80 231 +76.98 ± 14.27 1 12 118 115 4 +157.24 ± 31.11 ↓
376427 ncm-dbt-02 584874 500 185 70 245 +81.37 ± 14.25 0 18 99 133 0 +172.78 ± 34.4 ↓
376426 ncm-dbt-01 582987 500 195 68 237 +90.22 ± 14.31 0 13 101 132 4 +187.16 ± 33.99 ↓
376425 ncm-dbt-03 587452 500 186 58 256 +90.97 ± 14.17 1 10 102 134 3 +192.71 ± 33.75 ↓
376424 ncm-dbt-04 573002 500 185 67 248 +83.57 ± 13.71 0 14 104 132 0 +178.11 ± 33.48 ↓
376423 ncm-dbt-05 586943 500 189 65 246 +88.0 ± 13.35 0 9 110 129 2 +185.33 ± 32.23 ↓
376422 ncm-dbt-03 590138 500 187 74 239 +79.9 ± 14.07 0 15 109 124 2 +165.8 ± 32.64 ↓
376421 ncm-dbt-01 586393 500 187 73 240 +80.63 ± 13.94 0 15 107 127 1 +169.27 ± 32.98 ↓
376420 ncm-dbt-02 585928 500 184 61 255 +87.26 ± 15.39 1 18 92 135 4 +181.7 ± 35.67 ↓
376419 ncm-dbt-04 574581 500 202 69 229 +94.69 ± 13.78 0 10 100 137 3 +200.24 ± 34.09 ↓

Commit

Commit ID e74452ae44df35aeda21e81bb2eec883a7a45c38
Author Daniel Monroe
Date 2024-09-09 15:48:26 UTC
Reduce on ttcaptures if not capture Tweak ttcapture reduction. Reduce on ttcaptures only if the current move is a capture Passed STC: LLR: 2.93 (-2.94,2.94) <0.00,2.00> Total: 94912 W: 24896 L: 24492 D: 45524 Ptnml(0-2): 301, 11197, 24087, 11539, 332 https://tests.stockfishchess.org/tests/view/66cd2264bf8c9d8780fdab34 Passed LTC: LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 60738 W: 15465 L: 15096 D: 30177 Ptnml(0-2): 42, 6573, 16775, 6932, 47 https://tests.stockfishchess.org/tests/view/66cf356d9de3e7f9b33d0fde closes https://github.com/official-stockfish/Stockfish/pull/5562 Bench: 1268700
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