Dev Builds » 20230405-0618

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 14:56:15 1194496 5028 2105 475 2448 +116.85 +/- 4.41 2 82 764 1616 50 +257.18 +/- 12.33
ncm-dbt-02 14:51:33 1228571 4964 2055 455 2454 +116.12 +/- 4.39 0 71 795 1561 55 +253.3 +/- 12.07
ncm-dbt-03 14:56:46 1245635 5010 2107 490 2413 +116.29 +/- 4.46 1 92 752 1609 51 +255.04 +/- 12.43
ncm-dbt-04 14:58:39 1229654 4998 2063 474 2461 +114.42 +/- 4.37 0 74 815 1557 53 +248.89 +/- 11.92
20000 8330 1894 9776 +115.92 +/- 2.2 3 319 3126 6343 209 +253.59 +/- 6.09

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
182535 ncm-dbt-03 1245455 10 3 1 6 +70.41 +/- 134.07 0 1 1 3 0 +147.19 +/- 653.91
182534 ncm-dbt-01 1213537 28 14 1 13 +174.6 +/- 53.85 0 0 2 11 1 +445.4 +/- 457.95
182527 ncm-dbt-02 1243993 464 207 42 215 +129.19 +/- 14.43 0 3 71 148 10 +280.49 +/- 40.61
182526 ncm-dbt-04 1235560 498 200 46 252 +111.07 +/- 13.76 0 9 80 157 3 +244.33 +/- 38.39
182525 ncm-dbt-03 1257171 500 208 48 244 +115.22 +/- 12.48 0 3 86 159 2 +258.75 +/- 36.62
182524 ncm-dbt-01 1209748 500 211 44 245 +120.67 +/- 13.67 1 6 71 169 3 +275.45 +/- 40.84
182511 ncm-dbt-02 1217327 500 212 54 234 +113.68 +/- 14.05 0 9 79 157 5 +247.41 +/- 38.64
182510 ncm-dbt-04 1234377 500 194 50 256 +102.97 +/- 13.04 0 4 102 140 4 +219.87 +/- 33.3
182509 ncm-dbt-03 1243926 500 213 55 232 +113.68 +/- 14.69 0 12 74 158 6 +245.2 +/- 39.87
182508 ncm-dbt-01 1221281 500 209 48 243 +116.0 +/- 14.21 0 10 74 161 5 +254.16 +/- 39.94
182501 ncm-dbt-02 1234059 500 192 39 269 +109.83 +/- 13.89 0 7 89 148 6 +234.38 +/- 36.22
182500 ncm-dbt-03 1232272 500 220 49 231 +123.81 +/- 13.28 0 4 77 163 6 +275.45 +/- 39.01
182499 ncm-dbt-04 1226193 500 205 36 259 +122.24 +/- 13.66 0 8 69 169 4 +275.45 +/- 41.43
182498 ncm-dbt-01 1185639 500 217 58 225 +114.45 +/- 13.89 0 8 80 157 5 +249.64 +/- 38.38
182491 ncm-dbt-02 1225624 500 215 44 241 +123.81 +/- 13.1 0 4 76 165 5 +277.93 +/- 39.29
182490 ncm-dbt-04 1227760 500 200 53 247 +105.25 +/- 14.66 0 12 85 147 6 +221.9 +/- 37.21
182489 ncm-dbt-03 1237803 500 221 43 236 +129.35 +/- 13.17 0 6 64 176 4 +298.62 +/- 43.1
182488 ncm-dbt-01 1192439 500 210 41 249 +122.24 +/- 13.3 0 7 70 170 3 +277.93 +/- 41.14
182481 ncm-dbt-02 1231648 500 202 45 253 +112.91 +/- 15.0 0 13 74 156 7 +240.82 +/- 39.83
182480 ncm-dbt-04 1233063 500 215 50 235 +119.11 +/- 14.19 0 5 85 150 10 +251.89 +/- 37.03
182479 ncm-dbt-03 1254687 500 208 41 251 +120.67 +/- 14.01 0 7 76 160 7 +263.42 +/- 39.41
182478 ncm-dbt-01 1178730 500 206 50 244 +112.14 +/- 14.22 1 6 85 152 6 +243.0 +/- 37.13
182471 ncm-dbt-02 1216600 500 207 52 241 +111.37 +/- 14.06 0 9 82 154 5 +240.82 +/- 37.9
182470 ncm-dbt-04 1225026 500 206 51 243 +111.37 +/- 14.22 0 10 80 155 5 +240.82 +/- 38.39
182469 ncm-dbt-03 1250970 500 184 56 260 +90.96 +/- 14.62 0 17 90 141 2 +192.71 +/- 36.1
182468 ncm-dbt-01 1215703 500 208 55 237 +109.83 +/- 14.84 0 11 83 148 8 +230.16 +/- 37.67
182461 ncm-dbt-02 1231690 500 204 40 256 +118.33 +/- 13.17 0 5 80 161 4 +263.42 +/- 38.27
182460 ncm-dbt-04 1233004 500 213 49 238 +118.33 +/- 12.81 0 3 84 159 4 +263.42 +/- 37.11
182459 ncm-dbt-03 1249220 500 210 54 236 +112.14 +/- 13.56 0 9 78 161 2 +249.64 +/- 38.9
182458 ncm-dbt-01 1170827 500 214 49 237 +119.11 +/- 14.36 0 10 71 163 6 +261.07 +/- 40.78
182451 ncm-dbt-02 1225701 500 199 49 252 +107.54 +/- 14.37 0 10 86 148 6 +228.08 +/- 36.98
182450 ncm-dbt-03 1227934 500 212 46 242 +119.89 +/- 14.51 0 10 71 162 7 +261.07 +/- 40.78
182449 ncm-dbt-04 1222101 500 208 46 246 +116.77 +/- 13.71 0 8 76 162 4 +258.75 +/- 39.42
182448 ncm-dbt-01 1161558 500 206 36 258 +123.02 +/- 13.82 0 8 69 168 5 +275.45 +/- 41.43
182441 ncm-dbt-04 1238663 500 215 40 245 +126.97 +/- 14.11 0 6 72 163 9 +277.93 +/- 40.53
182440 ncm-dbt-02 1244742 500 206 41 253 +119.11 +/- 13.17 0 6 76 165 3 +268.17 +/- 39.39
182439 ncm-dbt-01 1177962 500 201 46 253 +111.37 +/- 13.56 0 7 85 154 4 +243.0 +/- 37.13
182438 ncm-dbt-03 1257219 500 208 50 242 +113.68 +/- 15.6 1 14 68 160 7 +245.2 +/- 41.31
182431 ncm-dbt-01 1212041 500 209 47 244 +116.77 +/- 13.88 0 9 74 163 4 +258.75 +/- 39.96
182430 ncm-dbt-02 1214331 500 211 49 240 +116.77 +/- 13.19 0 5 82 159 4 +258.75 +/- 37.76
182429 ncm-dbt-03 1245334 500 220 47 233 +125.38 +/- 14.47 0 9 67 166 8 +275.45 +/- 42.01
182428 ncm-dbt-04 1220800 500 207 53 240 +110.6 +/- 13.89 0 9 82 155 4 +240.82 +/- 37.9

Commit

Commit ID a2737d8bb5e480563823820fb12a8887d61c991e
Author Muzhen Gaming
Date 2023-04-05 06:18:53 UTC
Simplify away piece count condition for useClassical Simplify away the piece count condition for useClassical. In compensation, the psq requirement is increased by 15%. Also updated the Elo estimate for useClassical, based on recent testing. Simplification STC: https://tests.stockfishchess.org/tests/view/642acbb577ff3301150d3ef5 LLR: 2.96 (-2.94,2.94) <-1.75,0.25> Total: 51984 W: 13906 L: 13707 D: 24371 Ptnml(0-2): 150, 5638, 14227, 5817, 160 Simplification LTC: https://tests.stockfishchess.org/tests/view/642b9c5777ff3301150d778a LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 119696 W: 32412 L: 32300 D: 54984 Ptnml(0-2): 53, 11529, 36567, 11651, 48 closes https://github.com/official-stockfish/Stockfish/pull/4494 Bench: 5089321
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