Dev Builds » 20230319-1029

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-02 09:53:59 1225816 3292 1387 313 1592 +117.65 +/- 5.39 0 50 506 1056 34 +258.65 +/- 15.15
ncm-dbt-03 09:54:59 1212812 3326 1380 297 1649 +117.4 +/- 5.26 0 43 526 1062 32 +258.74 +/- 14.84
ncm-dbt-04 09:59:00 1179799 3336 1419 315 1602 +119.48 +/- 5.43 0 51 505 1069 43 +261.13 +/- 15.17
ncm-dbt-05 09:58:55 1214590 3340 1402 331 1607 +115.48 +/- 5.49 1 54 531 1041 43 +249.74 +/- 14.79
ncm-dbt-06 10:00:46 1212465 3358 1376 326 1656 +112.4 +/- 5.34 1 51 555 1041 31 +244.93 +/- 14.45
ncm-dbt-07 09:58:22 1189666 3348 1395 337 1616 +113.68 +/- 5.47 0 57 543 1033 41 +244.94 +/- 14.62
20000 8359 1919 9722 +116.0 +/- 2.2 2 306 3166 6302 224 +252.91 +/- 6.05

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
180308 ncm-dbt-02 1212403 292 119 25 148 +115.97 +/- 17.95 0 5 44 95 2 +257.67 +/- 52.18
180307 ncm-dbt-04 1166393 336 145 38 153 +114.62 +/- 17.32 0 6 53 105 4 +248.02 +/- 47.38
180306 ncm-dbt-03 1190035 326 139 30 157 +120.81 +/- 16.67 0 3 52 104 4 +265.88 +/- 47.69
180305 ncm-dbt-05 1189114 340 147 24 169 +131.65 +/- 17.57 0 4 47 111 8 +285.79 +/- 50.49
180304 ncm-dbt-07 1184062 348 144 32 172 +115.94 +/- 17.19 0 7 52 111 4 +252.28 +/- 47.84
180303 ncm-dbt-06 1225993 358 149 33 176 +116.78 +/- 16.59 0 6 55 114 4 +255.13 +/- 46.51
180296 ncm-dbt-02 1250330 500 211 40 249 +123.81 +/- 13.98 0 6 75 161 8 +270.57 +/- 39.67
180295 ncm-dbt-04 1187186 500 215 52 233 +117.55 +/- 15.46 0 11 77 150 12 +243.0 +/- 39.13
180294 ncm-dbt-03 1205316 500 204 50 246 +110.6 +/- 13.56 0 8 83 156 3 +243.0 +/- 37.64
180293 ncm-dbt-05 1225372 500 202 52 246 +107.54 +/- 15.13 1 12 79 152 6 +230.16 +/- 38.58
180292 ncm-dbt-07 1186265 500 207 50 243 +112.91 +/- 15.0 0 11 80 150 9 +236.51 +/- 38.38
180291 ncm-dbt-06 1195136 500 199 47 254 +109.07 +/- 13.4 0 7 87 153 3 +238.66 +/- 36.67
180284 ncm-dbt-02 1226273 500 223 54 223 +122.24 +/- 13.3 0 5 76 164 5 +273.0 +/- 39.35
180283 ncm-dbt-03 1213582 500 213 47 240 +119.89 +/- 13.68 0 5 81 157 7 +261.07 +/- 38.02
180282 ncm-dbt-04 1156885 500 215 53 232 +116.77 +/- 13.88 0 7 80 157 6 +254.16 +/- 38.36
180281 ncm-dbt-05 1213383 500 209 48 243 +116.0 +/- 14.37 0 10 75 159 6 +251.89 +/- 39.67
180280 ncm-dbt-07 1183151 500 199 52 249 +105.25 +/- 14.2 0 12 82 153 3 +228.08 +/- 37.89
180279 ncm-dbt-06 1212672 500 220 53 227 +120.67 +/- 12.97 0 3 82 160 5 +268.17 +/- 37.61
180272 ncm-dbt-02 1220844 500 198 53 249 +103.73 +/- 13.87 0 8 94 143 5 +219.87 +/- 35.19
180271 ncm-dbt-03 1244684 500 216 42 242 +126.17 +/- 13.24 0 3 77 163 7 +280.42 +/- 38.93
180270 ncm-dbt-04 1210859 500 217 40 243 +128.55 +/- 13.56 0 5 70 168 7 +288.06 +/- 41.11
180269 ncm-dbt-05 1234792 500 206 58 236 +106.01 +/- 13.72 0 5 99 139 7 +221.9 +/- 33.98
180268 ncm-dbt-07 1198767 500 216 52 232 +118.33 +/- 14.68 0 9 77 155 9 +251.89 +/- 39.16
180266 ncm-dbt-06 1234020 500 203 39 258 +118.33 +/- 13.52 0 7 76 163 4 +263.42 +/- 39.41
180260 ncm-dbt-02 1217957 500 212 50 238 +116.77 +/- 13.54 0 8 75 164 3 +261.07 +/- 39.69
180259 ncm-dbt-03 1213650 500 209 47 244 +116.77 +/- 13.88 0 8 77 160 5 +256.44 +/- 39.15
180258 ncm-dbt-04 1160913 500 210 50 240 +115.22 +/- 13.72 0 9 75 163 3 +256.44 +/- 39.69
180255 ncm-dbt-07 1198893 500 220 51 229 +122.24 +/- 13.48 0 6 74 165 5 +273.0 +/- 39.95
180253 ncm-dbt-05 1197652 500 210 48 242 +116.77 +/- 13.01 0 6 78 164 2 +263.42 +/- 38.85
180250 ncm-dbt-06 1237032 500 206 50 244 +112.14 +/- 13.04 0 7 81 161 1 +251.89 +/- 38.11
180244 ncm-dbt-03 1214781 500 200 46 254 +110.6 +/- 13.56 0 8 83 156 3 +243.0 +/- 37.64
180242 ncm-dbt-02 1245869 500 213 40 247 +125.38 +/- 12.89 0 3 76 166 5 +282.94 +/- 39.21
180241 ncm-dbt-07 1190383 500 213 49 238 +118.33 +/- 14.2 0 6 83 152 9 +251.89 +/- 37.57
180240 ncm-dbt-04 1184793 500 210 41 249 +122.24 +/- 12.94 0 3 80 162 5 +273.0 +/- 38.12
180239 ncm-dbt-05 1232009 500 207 51 242 +112.14 +/- 13.56 0 9 78 161 2 +249.64 +/- 38.9
180237 ncm-dbt-06 1192063 500 214 53 233 +116.0 +/- 15.75 1 10 78 149 12 +240.82 +/- 38.87
180231 ncm-dbt-03 1207637 500 199 35 266 +118.33 +/- 13.52 0 8 73 166 3 +265.78 +/- 40.25
180229 ncm-dbt-02 1207038 500 211 51 238 +115.22 +/- 15.16 0 15 66 163 6 +249.64 +/- 41.87
180228 ncm-dbt-07 1186142 500 196 51 253 +103.73 +/- 13.05 0 6 95 147 2 +226.0 +/- 34.87
180227 ncm-dbt-05 1209814 500 221 50 229 +123.81 +/- 14.97 0 8 75 155 12 +261.07 +/- 39.69
180226 ncm-dbt-04 1191567 500 207 41 252 +119.89 +/- 14.35 0 10 70 164 6 +263.42 +/- 41.06
180225 ncm-dbt-06 1190342 500 185 51 264 +95.44 +/- 13.79 0 11 96 141 2 +204.07 +/- 34.89

Commit

Commit ID 02e4697055519ed206fa76e4ef9abb9f156cd1a0
Author pb00067
Date 2023-03-19 10:29:35 UTC
Remove 'si' StateInfo variable/parameter. Since st is a member of position we don't need to pass it separately as parameter. While being there also remove some line in pos_is_ok, where a copy of StateInfo was made by using default copy constructor and then verified it's correctedness by doing a memcmp. There is no point in doing that. Passed non-regression test https://tests.stockfishchess.org/tests/view/64098d562644b62c33942b35 LLR: 3.24 (-2.94,2.94) <-1.75,0.25> Total: 548960 W: 145834 L: 146134 D: 256992 Ptnml(0-2): 1617, 57652, 156261, 57314, 1636 closes https://github.com/official-stockfish/Stockfish/pull/4444 No functional change
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