Dev Builds » 20240126-1952

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 11:46:53 1087560 4000 1754 327 1919 +129.65 +/- 4.98 0 53 536 1342 69 +287.42 +/- 14.73
ncm-dbt-02 11:42:03 1198977 3984 1731 314 1939 +129.22 +/- 4.74 0 40 544 1359 49 +292.46 +/- 14.61
ncm-dbt-03 11:46:56 1198850 4000 1759 281 1960 +134.75 +/- 4.63 0 41 482 1435 42 +313.91 +/- 15.53
ncm-dbt-04 11:44:52 1187034 4002 1757 332 1913 +129.38 +/- 4.78 2 40 540 1369 50 +293.39 +/- 14.67
ncm-dbt-06 11:45:33 1188175 4014 1775 307 1932 +133.23 +/- 4.73 0 35 529 1383 60 +302.39 +/- 14.81
20000 8776 1561 9663 +131.24 +/- 2.14 2 209 2631 6888 270 +297.75 +/- 6.64

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
326000 ncm-dbt-01 1088578 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83
325999 ncm-dbt-03 1203334 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83
325998 ncm-dbt-04 1187702 2 1 1 0 0.0 +/- 34.02 0 0 1 0 0 0.0 +/- 30.47
325997 ncm-dbt-06 1189552 14 6 3 5 +75.56 +/- 67.89 0 0 4 3 0 +159.09 +/- 177.81
325996 ncm-dbt-02 1197410 484 203 32 249 +128.28 +/- 13.48 0 5 66 166 5 +291.94 +/- 42.39
325995 ncm-dbt-01 1090191 500 218 43 239 +126.97 +/- 14.94 0 8 71 159 12 +270.57 +/- 40.83
325994 ncm-dbt-03 1196044 500 219 35 246 +134.15 +/- 13.05 0 5 61 179 5 +312.48 +/- 44.19
325993 ncm-dbt-04 1181935 500 218 39 243 +130.14 +/- 13.16 0 5 66 174 5 +298.62 +/- 42.41
325992 ncm-dbt-06 1187951 500 224 35 241 +138.18 +/- 13.5 0 5 59 178 8 +318.25 +/- 44.96
325991 ncm-dbt-02 1196061 500 210 45 245 +119.11 +/- 14.19 0 10 70 165 5 +263.42 +/- 41.06
325990 ncm-dbt-03 1198071 500 230 42 228 +137.37 +/- 12.36 0 3 60 183 4 +327.18 +/- 44.54
325989 ncm-dbt-01 1080418 500 228 36 236 +140.62 +/- 13.99 0 5 59 175 11 +318.25 +/- 44.96
325988 ncm-dbt-04 1186628 500 227 35 238 +140.62 +/- 12.84 0 2 62 178 8 +327.18 +/- 43.69
325987 ncm-dbt-06 1189719 500 227 38 235 +138.18 +/- 12.73 0 3 61 180 6 +324.17 +/- 44.15
325986 ncm-dbt-02 1204766 500 222 43 235 +130.14 +/- 13.7 0 4 72 165 9 +288.06 +/- 40.46
325985 ncm-dbt-04 1192113 500 218 42 240 +127.76 +/- 13.39 0 5 70 169 6 +288.06 +/- 41.11
325984 ncm-dbt-03 1199579 500 226 37 237 +138.18 +/- 13.87 0 8 52 183 7 +321.19 +/- 47.67
325983 ncm-dbt-01 1083515 500 228 37 235 +139.81 +/- 13.26 0 4 59 179 8 +324.17 +/- 44.97
325982 ncm-dbt-06 1183937 500 219 40 241 +130.14 +/- 12.78 0 2 73 169 6 +295.94 +/- 39.99
325981 ncm-dbt-04 1188216 500 214 46 240 +121.45 +/- 13.14 0 6 73 168 3 +275.45 +/- 40.24
325980 ncm-dbt-02 1201875 500 222 38 240 +134.15 +/- 13.24 0 4 65 174 7 +306.84 +/- 42.73
325979 ncm-dbt-01 1088012 500 213 46 241 +120.67 +/- 14.51 0 8 76 157 9 +258.75 +/- 39.42
325978 ncm-dbt-06 1187705 500 214 35 251 +130.14 +/- 12.97 0 3 71 170 6 +295.94 +/- 40.69
325977 ncm-dbt-03 1199520 500 217 37 246 +130.94 +/- 13.51 0 6 64 174 6 +298.62 +/- 43.1
325976 ncm-dbt-04 1185363 500 221 52 227 +122.24 +/- 13.83 0 7 73 164 6 +270.57 +/- 40.25
325975 ncm-dbt-02 1198368 500 221 35 244 +135.76 +/- 13.94 0 6 61 174 9 +306.84 +/- 44.17
325974 ncm-dbt-01 1098905 500 222 46 232 +127.76 +/- 13.21 0 5 69 171 5 +290.66 +/- 41.43
325973 ncm-dbt-06 1188295 500 218 41 241 +128.55 +/- 13.91 0 6 69 167 8 +285.49 +/- 41.44
325972 ncm-dbt-03 1196634 500 216 35 249 +131.74 +/- 12.34 0 3 66 178 3 +309.64 +/- 42.33
325971 ncm-dbt-02 1200669 500 221 32 247 +138.18 +/- 12.12 0 1 64 180 5 +327.18 +/- 42.83
325970 ncm-dbt-04 1185336 500 223 37 240 +135.76 +/- 13.39 0 6 58 180 6 +315.35 +/- 45.33
325969 ncm-dbt-01 1084832 500 213 40 247 +125.38 +/- 14.47 0 7 73 160 10 +270.57 +/- 40.25
325968 ncm-dbt-06 1189557 500 236 34 230 +148.85 +/- 13.51 0 3 54 181 12 +346.12 +/- 47.1
325967 ncm-dbt-03 1202993 500 211 33 256 +129.35 +/- 12.8 0 5 65 177 3 +301.33 +/- 42.75
325966 ncm-dbt-04 1192392 500 211 44 245 +120.67 +/- 14.35 2 5 72 166 5 +273.0 +/- 40.54
325965 ncm-dbt-02 1197105 500 210 41 249 +122.24 +/- 13.66 0 6 75 163 6 +270.57 +/- 39.67
325964 ncm-dbt-01 1081161 500 213 37 250 +127.76 +/- 14.6 0 10 62 170 8 +282.94 +/- 43.58
325963 ncm-dbt-03 1199597 500 216 28 256 +137.37 +/- 13.53 0 6 57 180 7 +318.25 +/- 45.73
325962 ncm-dbt-06 1189288 500 214 37 249 +128.55 +/- 13.56 0 7 64 174 5 +293.29 +/- 43.07
325961 ncm-dbt-04 1183624 500 224 36 240 +137.37 +/- 13.9 0 4 65 170 11 +306.84 +/- 42.73
325960 ncm-dbt-02 1195569 500 222 48 230 +126.17 +/- 12.68 0 4 71 172 3 +290.66 +/- 40.76
325959 ncm-dbt-03 1193885 500 224 34 242 +138.99 +/- 13.29 0 5 57 181 7 +324.17 +/- 45.77
325958 ncm-dbt-06 1187573 500 217 44 239 +125.38 +/- 14.13 0 6 74 161 9 +273.0 +/- 39.95
325957 ncm-dbt-01 1092432 500 219 42 239 +128.55 +/- 13.56 0 6 67 171 6 +290.66 +/- 42.08

Commit

Commit ID 1dfbde2d1056b49442aab9bf5145ad30d0e87dd1
Author Disservin
Date 2024-01-26 19:52:26 UTC
Move perft out of search This splits the logic of search and perft. Before, threads were started, which then constructed a search object, which then started perft and returned immediately. All of this is unnecessary, instead uci should start perft right away. closes https://github.com/official-stockfish/Stockfish/pull/5008 No functional change
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