Dev Builds » 20231022-1416

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 09:52:38 1094047 3328 1440 297 1591 +124.38 +/- 5.36 0 43 480 1096 45 +275.36 +/- 15.56
ncm-dbt-02 09:51:34 1198354 3316 1430 298 1588 +123.56 +/- 5.42 1 45 477 1091 44 +273.5 +/- 15.61
ncm-dbt-03 09:56:04 1235222 3342 1422 279 1641 +123.81 +/- 5.16 1 32 495 1109 34 +278.1 +/- 15.3
ncm-dbt-04 10:00:55 1227193 3392 1445 319 1628 +119.87 +/- 5.31 1 37 541 1069 48 +261.19 +/- 14.62
ncm-dbt-05 09:52:46 1227311 3314 1390 286 1638 +120.33 +/- 5.47 2 46 499 1066 44 +263.96 +/- 15.26
ncm-dbt-06 09:53:05 1162657 3308 1432 251 1625 +129.75 +/- 5.36 2 41 427 1142 42 +294.51 +/- 16.51
20000 8559 1730 9711 +123.59 +/- 2.18 7 244 2919 6573 257 +274.16 +/- 6.3

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
206995 ncm-dbt-05 1231931 314 132 22 160 +127.09 +/- 16.59 0 4 41 110 2 +293.22 +/- 54.22
206994 ncm-dbt-02 1195269 316 138 27 151 +127.47 +/- 17.58 0 5 41 108 4 +286.27 +/- 54.15
206993 ncm-dbt-01 1083129 328 143 32 153 +122.4 +/- 16.91 0 4 49 107 4 +270.84 +/- 49.35
206992 ncm-dbt-03 1231764 342 141 27 174 +120.41 +/- 15.21 0 4 49 118 0 +279.59 +/- 49.38
206991 ncm-dbt-04 1218424 392 164 38 190 +115.78 +/- 16.11 0 7 61 123 5 +250.4 +/- 44.1
206990 ncm-dbt-06 1226073 498 221 34 243 +137.17 +/- 13.76 1 4 58 179 7 +320.38 +/- 45.36
206989 ncm-dbt-05 1233916 500 211 59 230 +109.07 +/- 14.68 0 14 74 158 4 +236.51 +/- 39.78
206988 ncm-dbt-02 1199422 500 226 50 224 +127.76 +/- 13.57 0 5 71 167 7 +285.49 +/- 40.81
206987 ncm-dbt-01 1103493 500 217 43 240 +126.17 +/- 13.6 0 3 79 159 9 +275.45 +/- 38.39
206986 ncm-dbt-03 1232384 500 212 47 241 +119.11 +/- 12.62 0 3 82 162 3 +268.17 +/- 37.61
206985 ncm-dbt-04 1228159 500 221 61 218 +115.22 +/- 13.55 0 4 89 150 7 +247.41 +/- 36.02
206984 ncm-dbt-06 783789 500 216 43 241 +125.38 +/- 13.61 0 6 71 167 6 +280.42 +/- 40.83
206983 ncm-dbt-02 1195381 500 208 40 252 +121.45 +/- 14.01 0 9 69 167 5 +270.57 +/- 41.4
206982 ncm-dbt-06 1214874 310 141 24 145 +137.94 +/- 17.14 0 2 40 107 6 +312.57 +/- 54.88
206981 ncm-dbt-05 1227935 500 200 49 251 +108.3 +/- 14.52 1 8 86 149 6 +232.26 +/- 36.96
206980 ncm-dbt-01 1113964 500 217 39 244 +129.35 +/- 14.24 0 7 67 167 9 +285.49 +/- 42.08
206979 ncm-dbt-03 1219190 500 207 46 247 +116.0 +/- 13.71 0 6 83 155 6 +251.89 +/- 37.57
206978 ncm-dbt-04 1213524 500 216 45 239 +123.81 +/- 13.98 1 4 75 163 7 +275.45 +/- 39.63
206977 ncm-dbt-06 1224276 500 218 40 242 +129.35 +/- 13.36 0 6 65 174 5 +295.94 +/- 42.75
206976 ncm-dbt-02 1195913 500 214 43 243 +123.81 +/- 14.32 0 6 77 157 10 +265.78 +/- 39.12
206975 ncm-dbt-01 1112635 500 215 48 237 +120.67 +/- 13.67 0 9 68 170 3 +273.0 +/- 41.7
206974 ncm-dbt-05 1219663 500 206 46 248 +115.22 +/- 13.55 0 6 83 156 5 +251.89 +/- 37.57
206973 ncm-dbt-03 1251089 500 219 39 242 +130.94 +/- 13.32 0 6 63 176 5 +301.33 +/- 43.45
206972 ncm-dbt-04 1247305 500 204 46 250 +113.68 +/- 13.89 0 5 90 147 8 +240.82 +/- 35.87
206971 ncm-dbt-06 1253790 500 211 32 257 +130.14 +/- 13.16 0 5 66 174 5 +298.62 +/- 42.41
206970 ncm-dbt-02 1197556 500 229 39 232 +138.99 +/- 13.29 0 5 57 181 7 +324.17 +/- 45.77
206969 ncm-dbt-01 1075956 500 224 46 230 +129.35 +/- 12.99 0 3 72 169 6 +293.29 +/- 40.39
206968 ncm-dbt-05 1228151 500 220 40 240 +130.94 +/- 13.51 0 5 67 171 7 +295.94 +/- 42.08
206967 ncm-dbt-03 1258856 500 217 38 245 +130.14 +/- 13.52 0 3 74 164 9 +288.06 +/- 39.79
206966 ncm-dbt-04 1223404 500 215 44 241 +123.81 +/- 13.98 0 5 78 158 9 +268.17 +/- 38.8
206965 ncm-dbt-02 1203726 500 209 51 240 +113.68 +/- 13.72 0 7 83 155 5 +247.41 +/- 37.61
206964 ncm-dbt-01 1080659 500 217 47 236 +123.02 +/- 14.16 0 6 77 158 9 +265.78 +/- 39.12
206963 ncm-dbt-06 1221564 500 223 32 245 +139.81 +/- 14.01 0 8 51 183 8 +324.17 +/- 48.12
206962 ncm-dbt-05 1227859 500 220 32 248 +137.37 +/- 13.9 0 5 62 173 10 +309.64 +/- 43.82
206961 ncm-dbt-03 1229596 500 218 40 242 +129.35 +/- 12.99 0 3 72 169 6 +293.29 +/- 40.39
206960 ncm-dbt-04 1221479 500 215 42 243 +125.38 +/- 12.89 0 3 76 166 5 +282.94 +/- 39.21
206959 ncm-dbt-01 1088493 500 207 42 251 +119.11 +/- 14.36 0 11 68 166 5 +263.42 +/- 41.6
206958 ncm-dbt-06 1214234 500 202 46 252 +112.14 +/- 14.69 1 10 76 158 5 +245.2 +/- 39.38
206957 ncm-dbt-02 1201215 500 206 48 246 +113.68 +/- 14.53 1 8 79 156 6 +247.41 +/- 38.64
206956 ncm-dbt-03 1223675 500 208 42 250 +119.89 +/- 14.19 1 7 72 165 5 +268.17 +/- 40.54
206955 ncm-dbt-05 1221728 500 201 38 261 +117.55 +/- 14.53 1 4 86 149 10 +249.64 +/- 36.79
206954 ncm-dbt-04 1238057 500 210 43 247 +120.67 +/- 14.35 0 9 72 162 7 +263.42 +/- 40.52

Commit

Commit ID b7b7800e2b752c93131e03c31d7456f18b392a7c
Author Taras Vuk
Date 2023-10-22 14:16:02 UTC
Simplify futilityBase formula This patch replaces std::min(ss->staticEval, bestValue) with ss->staticEval in the futilityBase formula. Original idea by Vizvezdenec: https://tests.stockfishchess.org/tests/view/64ce66795b17f7c21c0d85f3 Passed STC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 116928 W: 29925 L: 29793 D: 57210 Ptnml(0-2): 399, 13558, 30446, 13634, 427 https://tests.stockfishchess.org/tests/view/653285aade6d262d08d385dd Passed LTC: LLR: 2.96 (-2.94,2.94) <-1.75,0.25> Total: 50868 W: 12947 L: 12757 D: 25164 Ptnml(0-2): 30, 5414, 14355, 5606, 29 https://tests.stockfishchess.org/tests/view/65336ffbde6d262d08d39ba0 closes https://github.com/official-stockfish/Stockfish/pull/4837 bench: 1241996
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