Dev Builds » 20240303-1421

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 06:50:35 584504 4000 1469 617 1914 +75.15 ± 4.94 2 121 912 953 12 +155.97 ± 11.21
ncm-dbt-02 06:51:45 587026 4008 1460 617 1931 +74.18 ± 5.1 5 140 879 967 13 +154.14 ± 11.47
ncm-dbt-03 06:51:25 587035 4000 1441 618 1941 +72.52 ± 5.03 4 138 897 953 8 +151.14 ± 11.34
ncm-dbt-04 06:50:35 571208 4000 1471 617 1912 +75.34 ± 4.98 3 117 922 939 19 +155.12 ± 11.14
ncm-dbt-05 06:52:38 584325 3992 1434 612 1946 +72.58 ± 4.99 2 136 904 946 8 +150.85 ± 11.29
20000 7275 3081 9644 +73.95 ± 2.24 16 652 4514 4758 60 +153.44 ± 5.05

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
391572 ncm-dbt-02 586181 8 4 2 2 +88.62 ± 93.84 0 0 2 2 0 +190.67 ± 458.56 ↓
391571 ncm-dbt-05 584117 492 184 72 236 +80.5 ± 14.39 0 14 110 118 4 +163.65 ± 32.42 ↓
391570 ncm-dbt-03 587537 500 198 87 215 +78.43 ± 13.58 0 12 117 119 2 +162.35 ± 31.23 ↓
391569 ncm-dbt-01 582152 500 186 69 245 +82.83 ± 13.85 0 13 109 126 2 +172.78 ± 32.58 ↓
391568 ncm-dbt-04 568912 500 195 69 236 +89.48 ± 13.69 1 9 104 135 1 +192.71 ± 33.34 ↓
391567 ncm-dbt-02 587622 500 189 89 222 +70.44 ± 14.48 1 19 109 121 0 +148.85 ± 32.73 ↓
391566 ncm-dbt-05 584327 500 175 82 243 +65.38 ± 13.72 0 17 124 108 1 +134.15 ± 30.35 ↓
391565 ncm-dbt-03 586181 500 186 78 236 +76.25 ± 13.96 1 14 111 124 0 +162.35 ± 32.31 ↓
391564 ncm-dbt-01 583740 500 194 90 216 +73.34 ± 13.42 0 14 118 118 0 +153.86 ± 31.15 ↓
391563 ncm-dbt-04 570549 500 175 90 235 +59.64 ± 14.86 1 21 124 100 4 +118.33 ± 30.49 ↓
391562 ncm-dbt-02 586435 500 185 66 249 +84.3 ± 14.76 0 17 101 128 4 +172.78 ± 34.05 ↓
391561 ncm-dbt-05 583447 500 174 83 243 +63.95 ± 14.5 0 24 111 115 0 +132.54 ± 32.44 ↓
391560 ncm-dbt-03 585928 500 167 73 260 +66.1 ± 14.45 0 22 113 114 1 +135.76 ± 32.12 ↓
391559 ncm-dbt-01 585885 500 185 76 239 +76.98 ± 14.27 2 11 115 120 2 +162.35 ± 31.59 ↓
391558 ncm-dbt-04 572840 500 185 77 238 +76.25 ± 14.67 0 18 110 118 4 +153.86 ± 32.54 ↓
391557 ncm-dbt-02 586646 500 174 81 245 +65.38 ± 14.56 0 21 118 108 3 +130.94 ± 31.35 ↓
391556 ncm-dbt-05 585717 500 189 80 231 +76.98 ± 12.91 0 10 121 119 0 +162.35 ± 30.48 ↓
391555 ncm-dbt-03 589155 500 186 94 220 +64.66 ± 15.2 2 21 112 113 2 +134.15 ± 32.28 ↓
391554 ncm-dbt-01 582945 500 185 76 239 +76.97 ± 13.83 0 15 112 122 1 +160.64 ± 32.15 ↓
391553 ncm-dbt-02 589368 500 181 69 250 +79.17 ± 14.34 0 16 109 122 3 +162.35 ± 32.67 ↓
391552 ncm-dbt-04 569470 500 188 72 240 +82.1 ± 13.52 0 13 108 129 0 +174.55 ± 32.75 ↓
391551 ncm-dbt-05 585590 500 170 74 256 +67.55 ± 14.09 1 17 117 115 0 +142.26 ± 31.44 ↓
391550 ncm-dbt-03 585379 500 180 70 250 +77.7 ± 14.15 0 17 107 125 1 +162.35 ± 33.02 ↓
391549 ncm-dbt-01 584874 500 182 79 239 +72.61 ± 14.27 0 17 116 114 3 +147.19 ± 31.57 ↓
391548 ncm-dbt-02 584243 500 170 76 254 +66.1 ± 14.86 1 22 110 116 1 +137.37 ± 32.59 ↓
391547 ncm-dbt-04 572638 500 195 71 234 +88.0 ± 14.41 0 13 105 127 5 +179.9 ± 33.27 ↓
391546 ncm-dbt-03 587749 500 182 70 248 +79.17 ± 14.19 0 17 105 127 1 +165.8 ± 33.35 ↓
391545 ncm-dbt-05 585717 500 178 65 257 +79.9 ± 14.07 0 17 103 130 0 +169.27 ± 33.7 ↓
391544 ncm-dbt-01 587028 500 172 87 241 +59.64 ± 13.76 0 18 131 99 2 +119.89 ± 29.37 ↓
391543 ncm-dbt-02 588217 500 186 83 231 +72.61 ± 13.69 0 15 118 116 1 +150.51 ± 31.19 ↓
391542 ncm-dbt-04 571592 500 175 70 255 +74.06 ± 14.03 1 15 112 122 0 +157.24 ± 32.18 ↓
391541 ncm-dbt-03 585843 500 178 71 251 +75.52 ± 13.03 0 11 121 118 0 +158.93 ± 30.54 ↓
391540 ncm-dbt-05 581735 500 178 78 244 +70.44 ± 14.34 1 18 111 120 0 +148.85 ± 32.4 ↓
391539 ncm-dbt-01 585464 500 172 62 266 +77.71 ± 13.56 0 14 112 124 0 +164.07 ± 32.12 ↓
391538 ncm-dbt-02 586604 500 190 73 237 +82.84 ± 13.7 1 11 108 130 0 +178.11 ± 32.72 ↓
391537 ncm-dbt-04 571752 500 174 82 244 +64.66 ± 14.12 0 18 125 104 3 +129.35 ± 30.24 ↓
391536 ncm-dbt-03 588515 500 164 75 261 +62.51 ± 14.98 1 24 111 113 1 +129.35 ± 32.44 ↓
391535 ncm-dbt-02 587919 500 181 78 241 +72.61 ± 15.1 2 19 104 124 1 +153.86 ± 33.54 ↓
391534 ncm-dbt-04 571913 500 184 86 230 +68.99 ± 12.96 0 10 134 104 2 +140.62 ± 28.51 ↓
391533 ncm-dbt-01 583950 500 193 78 229 +81.36 ± 14.68 0 19 99 130 2 +169.27 ± 34.4 ↓
391532 ncm-dbt-05 583950 500 186 78 236 +76.25 ± 14.67 0 19 107 121 3 +155.54 ± 33.04 ↓

Commit

Commit ID 0a3eb1d8fa1815f1f800e38b990247b9e58e27f5
Author Disservin
Date 2024-03-03 14:21:57 UTC
Document TT code more Slight refactor of the TT code with the goal to make it easier to understand / tweak. Passed Non-Regression STC: https://tests.stockfishchess.org/tests/view/65d51e401d8e83c78bfdc427 LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 56416 W: 14750 L: 14550 D: 27116 Ptnml(0-2): 227, 6386, 14796, 6558, 241 closes https://github.com/official-stockfish/Stockfish/pull/5061 No functional change
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