Dev Builds » 20200810-0914

You are viewing an old NCM Stockfish dev build test. You may find the most recent dev build tests using Stockfish 15 as the baseline here.

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 11:18:09 1192707 4002 219 2327 1456 -203.46 ± 6.76 445 1240 295 20 1 -414.58 ± 19.87
ncm-dbt-02 11:13:40 1237631 4000 224 2291 1485 -198.7 ± 6.62 420 1247 314 18 1 -406.2 ± 19.27
ncm-dbt-03 11:18:06 1236981 4016 226 2301 1489 -198.67 ± 6.58 423 1244 327 13 1 -405.35 ± 18.88
ncm-dbt-05 11:15:16 1227855 3982 214 2295 1473 -201.48 ± 6.7 429 1244 299 17 2 -413.63 ± 19.75
ncm-dbt-06 11:19:22 1230795 4000 220 2358 1422 -207.22 ± 6.75 464 1221 304 11 0 -420.77 ± 19.59
20000 1103 11572 7325 -201.89 ± 2.99 2181 6196 1539 79 5 -412.02 ± 8.68

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
210401 ncm-dbt-01 1145368 2 0 1 1 -189.7 ± 55.98 0 1 0 0 0 -1129.65 ± 376.02
210400 ncm-dbt-03 1233009 16 1 8 7 -162.87 ± 92.75 1 5 2 0 0 -337.87 ± 515.83
210399 ncm-dbt-05 1227526 482 27 283 172 -205.58 ± 18.92 53 151 36 1 0 -427.04 ± 58.39
210398 ncm-dbt-06 1242280 500 26 301 173 -214.84 ± 17.77 55 165 30 0 0 -477.98 ± 64.39
210397 ncm-dbt-02 1247853 500 21 270 209 -189.92 ± 17.11 41 170 36 3 0 -415.05 ± 58.26
210396 ncm-dbt-01 1228766 500 27 308 165 -220.88 ± 21.79 74 136 37 3 0 -410.58 ± 57.43
210395 ncm-dbt-03 1235244 500 30 282 188 -192.7 ± 18.65 52 149 48 1 0 -381.7 ± 50.02
210394 ncm-dbt-05 1234931 500 20 293 187 -212.86 ± 18.94 57 162 28 3 0 -454.76 ± 66.42
210393 ncm-dbt-06 1201642 500 32 296 172 -204.07 ± 19.96 61 144 43 2 0 -393.6 ± 53.12
210392 ncm-dbt-01 1206762 500 36 283 181 -188.08 ± 18.49 46 160 39 5 0 -385.59 ± 55.5
210391 ncm-dbt-02 1246446 500 31 296 173 -205.03 ± 20.45 61 148 36 5 0 -397.72 ± 57.75
210390 ncm-dbt-03 1225079 500 23 283 194 -200.24 ± 17.7 49 163 37 1 0 -429.05 ± 57.55
210389 ncm-dbt-05 1228437 500 30 292 178 -202.15 ± 19.86 58 149 41 1 1 -401.92 ± 54.49
210388 ncm-dbt-06 1232582 500 28 292 180 -204.07 ± 19.03 57 151 41 1 0 -410.58 ± 54.45
210387 ncm-dbt-01 1195395 500 20 290 190 -209.9 ± 18.71 55 162 32 0 1 -454.76 ± 62.27
210386 ncm-dbt-03 1253191 500 33 278 189 -186.24 ± 19.58 51 149 44 6 0 -359.68 ± 52.06
210385 ncm-dbt-02 1241740 500 24 276 200 -192.7 ± 17.73 45 165 37 3 0 -410.58 ± 57.43
210384 ncm-dbt-05 1223643 500 23 283 194 -200.24 ± 18.09 48 168 30 4 0 -433.94 ± 63.67
210383 ncm-dbt-06 1218446 500 22 303 175 -220.88 ± 20.65 69 145 34 2 0 -433.94 ± 60.2
210382 ncm-dbt-01 1189739 500 22 292 186 -209.9 ± 18.91 55 164 27 4 0 -449.35 ± 67.15
210381 ncm-dbt-03 1233761 500 29 295 176 -206.0 ± 19.31 60 146 44 0 0 -406.2 ± 52.26
210380 ncm-dbt-02 1221029 500 29 300 171 -210.88 ± 19.05 59 154 36 1 0 -433.94 ± 58.41
210379 ncm-dbt-05 1225922 500 36 282 182 -187.16 ± 18.17 48 151 50 1 0 -374.11 ± 48.94
210378 ncm-dbt-06 1228963 500 27 285 188 -198.34 ± 18.76 52 157 38 3 0 -406.2 ± 56.64
210377 ncm-dbt-01 1183849 500 31 294 175 -203.11 ± 20.17 62 141 45 2 0 -385.59 ± 51.85
210376 ncm-dbt-02 1239964 500 30 276 194 -187.16 ± 17.81 44 160 45 0 1 -393.6 ± 51.79
210375 ncm-dbt-03 1227555 500 36 282 182 -187.16 ± 17.63 43 162 44 0 1 -397.72 ± 52.42
210374 ncm-dbt-05 1231472 500 18 292 190 -213.85 ± 18.88 59 157 33 1 0 -449.35 ± 61.23
210373 ncm-dbt-06 1235545 500 29 282 189 -193.64 ± 18.06 48 159 41 2 0 -401.92 ± 54.49
210372 ncm-dbt-01 1178411 500 30 280 190 -190.85 ± 17.82 47 157 45 1 0 -393.6 ± 51.79
210371 ncm-dbt-03 1253897 500 17 285 198 -207.94 ± 16.98 49 170 31 0 0 -471.91 ± 63.24
210370 ncm-dbt-02 1242295 500 31 303 166 -211.87 ± 20.15 63 149 35 3 0 -419.61 ± 59.12
210369 ncm-dbt-05 1228823 500 33 278 189 -186.25 ± 18.91 47 156 43 3 1 -377.87 ± 52.99
210368 ncm-dbt-03 1233945 500 25 294 181 -208.92 ± 20.1 62 148 37 3 0 -410.58 ± 57.43
210367 ncm-dbt-06 1251847 500 24 296 180 -211.87 ± 19.58 62 149 38 1 0 -424.28 ± 56.73
210366 ncm-dbt-01 1191421 500 25 292 183 -206.97 ± 18.09 54 159 37 0 0 -438.94 ± 57.41
210365 ncm-dbt-02 1241846 500 30 279 191 -189.92 ± 18.94 52 147 49 2 0 -370.41 ± 49.56
210364 ncm-dbt-03 1237150 500 32 294 174 -202.15 ± 19.13 56 152 40 2 0 -406.2 ± 55.21
210363 ncm-dbt-05 1222087 500 27 292 181 -205.03 ± 19.73 59 150 38 3 0 -406.2 ± 56.64
210362 ncm-dbt-02 1219878 500 28 291 181 -203.11 ± 18.7 55 154 40 1 0 -415.05 ± 55.18
210361 ncm-dbt-01 1214656 500 28 287 185 -199.29 ± 19.08 52 160 33 5 0 -410.58 ± 60.3
210360 ncm-dbt-06 1235056 500 32 303 165 -210.88 ± 19.05 60 151 39 0 0 -429.05 ± 55.79

Commit

Commit ID ad2ad4c65706c18a5383506d361f1f23fc6a26ab
Author SFisGOD
Date 2020-08-10 09:14:46 UTC
Modify castling extension Extend castling only if there are few friendly pieces on the castling side. Inspired by silversolver1's (Rahul Dsilva) test https://tests.stockfishchess.org/tests/view/5f0fef560640035f9d2978cf STC: LLR: 2.94 (-2.94,2.94) {-0.50,1.50} Total: 7096 W: 947 L: 818 D: 5331 Ptnml(0-2): 32, 604, 2181, 665, 66 https://tests.stockfishchess.org/tests/view/5f309f729081672066537426 LTC: LLR: 2.96 (-2.94,2.94) {0.25,1.75} Total: 4712 W: 300 L: 215 D: 4197 Ptnml(0-2): 2, 190, 1895, 259, 10 https://tests.stockfishchess.org/tests/view/5f30a2039081672066537430 closes https://github.com/official-stockfish/Stockfish/pull/2970 Bench: 4094850
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