Dev Builds » 20240509-0629

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 14. 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 02:57:48 1092380 1000 419 65 516 +128.55 +/- 9.58 0 11 137 339 13 +289.36 +/- 29.25
ncm-dbt-02 02:55:29 1204364 1000 439 72 489 +133.74 +/- 9.5 0 11 124 352 13 +306.84 +/- 30.78
ncm-dbt-03 02:55:00 1199614 1000 450 83 467 +133.74 +/- 10.13 0 13 128 338 21 +295.94 +/- 30.28
ncm-dbt-05 02:57:18 1197707 1000 426 73 501 +128.16 +/- 9.71 0 12 137 337 14 +286.77 +/- 29.25
ncm-dbt-06 02:58:15 1190849 1000 434 80 486 +128.55 +/- 10.31 1 14 134 332 19 +282.94 +/- 29.57
5000 2168 373 2459 +130.54 +/- 4.41 1 61 660 1698 80 +292.23 +/- 13.27

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
367403 ncm-dbt-05 1198236 500 208 34 258 +126.17 +/- 13.77 0 5 74 163 8 +277.93 +/- 39.92
367402 ncm-dbt-01 1079051 500 213 31 256 +132.54 +/- 13.65 0 5 66 171 8 +298.62 +/- 42.41
367401 ncm-dbt-06 1189006 500 220 36 244 +134.15 +/- 14.5 0 10 54 178 8 +304.07 +/- 46.54
367400 ncm-dbt-02 1199105 500 228 31 241 +144.71 +/- 13.08 0 3 56 182 9 +339.63 +/- 46.2
367399 ncm-dbt-03 1196029 500 224 32 244 +140.62 +/- 14.53 0 8 53 178 11 +318.25 +/- 47.23
367398 ncm-dbt-05 1197179 500 218 39 243 +130.14 +/- 13.7 0 7 63 174 6 +295.94 +/- 43.42
367397 ncm-dbt-06 1192693 500 214 44 242 +123.02 +/- 14.65 1 4 80 154 11 +263.42 +/- 38.27
367396 ncm-dbt-01 1105710 500 206 34 260 +124.6 +/- 13.45 0 6 71 168 5 +280.42 +/- 40.83
367395 ncm-dbt-02 1209623 500 211 41 248 +123.02 +/- 13.65 0 8 68 170 4 +277.93 +/- 41.74
367394 ncm-dbt-03 1203199 500 226 51 223 +126.97 +/- 14.11 0 5 75 160 10 +275.45 +/- 39.63

Commit

Commit ID 3bdfa0fb4a837f51f142cc1e862837c6f9167796
Author FauziAkram
Date 2024-05-09 06:29:33 UTC
Depth dependent statscore based reductions Test a modification of Fawzi's PR #5223, against that PR. parameters locally tuned with nevergrad4sf. passed STC: LLR: 2.93 (-2.94,2.94) <0.00,2.00> Total: 1047424 W: 271478 L: 269649 D: 506297 Ptnml(0-2): 3851, 124543, 265290, 125982, 4046 https://tests.stockfishchess.org/tests/view/663b0889ca93dad645f7c58c passed LTC: LLR: 2.96 (-2.94,2.94) <0.50,2.50> Total: 796236 W: 201712 L: 199825 D: 394699 Ptnml(0-2): 361, 88381, 218778, 90206, 392 https://tests.stockfishchess.org/tests/view/663be6adca93dad645f7f509 https://github.com/official-stockfish/Stockfish/pull/5228 Bench: 3346224
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