Dev Builds » 20230507-2032

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 09:55:43 1191519 3334 1384 281 1669 +119.44 +/- 5.49 0 60 484 1083 40 +262.05 +/- 15.5
ncm-dbt-02 09:52:03 1231460 3316 1400 315 1601 +118.02 +/- 5.53 2 53 504 1056 43 +257.41 +/- 15.19
ncm-dbt-03 09:56:13 1233124 3326 1366 272 1688 +118.69 +/- 5.34 0 53 493 1087 30 +263.3 +/- 15.36
ncm-dbt-04 09:57:01 1229512 3366 1424 320 1622 +118.33 +/- 5.4 0 50 523 1066 44 +257.5 +/- 14.9
ncm-dbt-05 09:52:12 1233936 3326 1397 307 1622 +118.22 +/- 5.48 0 57 500 1065 41 +258.05 +/- 15.25
ncm-dbt-06 09:53:24 1224743 3332 1413 299 1620 +120.8 +/- 5.32 0 46 497 1086 37 +267.24 +/- 15.29
20000 8384 1794 9822 +118.92 +/- 2.22 2 319 3001 6443 235 +260.9 +/- 6.22

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
186991 ncm-dbt-02 1236648 316 138 27 151 +127.47 +/- 18.59 0 6 41 105 6 +278.27 +/- 54.04
186990 ncm-dbt-05 1230325 326 143 27 156 +129.28 +/- 17.83 0 5 43 109 6 +284.75 +/- 52.85
186989 ncm-dbt-03 1223993 326 142 37 147 +116.03 +/- 17.67 0 6 50 103 4 +251.68 +/- 48.83
186988 ncm-dbt-06 1235679 332 132 31 169 +109.15 +/- 15.93 0 3 61 100 2 +238.87 +/- 43.63
186987 ncm-dbt-01 1206516 334 131 25 178 +114.2 +/- 16.79 0 6 51 108 2 +253.45 +/- 48.34
186986 ncm-dbt-04 1207869 366 153 31 182 +120.41 +/- 14.91 0 4 54 124 1 +276.19 +/- 46.93
186975 ncm-dbt-02 1218057 500 212 39 249 +125.38 +/- 13.61 0 4 77 161 8 +275.45 +/- 39.01
186973 ncm-dbt-05 1220440 500 203 47 250 +112.14 +/- 14.53 0 12 75 158 5 +243.0 +/- 39.61
186972 ncm-dbt-06 1241115 500 209 50 241 +114.45 +/- 13.03 0 6 81 161 2 +256.44 +/- 38.07
186971 ncm-dbt-03 1226774 500 190 32 278 +113.68 +/- 14.69 0 12 74 158 6 +245.2 +/- 39.87
186970 ncm-dbt-01 1200641 500 204 48 248 +112.14 +/- 13.89 0 11 74 163 2 +249.64 +/- 39.91
186968 ncm-dbt-04 1223280 500 212 45 243 +120.67 +/- 14.18 0 8 74 161 7 +263.42 +/- 39.97
186961 ncm-dbt-02 1236289 500 210 51 239 +114.45 +/- 14.21 0 10 76 159 5 +249.64 +/- 39.41
186960 ncm-dbt-05 1250919 500 215 46 239 +122.24 +/- 14.33 0 8 73 161 8 +265.78 +/- 40.25
186959 ncm-dbt-03 1230434 500 205 38 257 +120.67 +/- 14.01 0 9 70 166 5 +268.17 +/- 41.1
186958 ncm-dbt-06 1233970 500 214 41 245 +125.38 +/- 13.43 0 5 73 166 6 +280.42 +/- 40.21
186957 ncm-dbt-01 1201903 500 208 46 246 +116.77 +/- 14.69 0 13 67 165 5 +256.44 +/- 41.76
186956 ncm-dbt-04 1236171 500 219 56 225 +117.55 +/- 14.53 0 7 83 150 10 +247.41 +/- 37.61
186949 ncm-dbt-02 1216611 500 217 54 229 +117.55 +/- 14.04 0 7 80 156 7 +254.16 +/- 38.36
186948 ncm-dbt-03 1261123 500 201 40 259 +116.0 +/- 13.88 0 9 75 162 4 +256.44 +/- 39.69
186947 ncm-dbt-06 1221076 500 212 48 240 +118.33 +/- 14.36 0 10 72 162 6 +258.75 +/- 40.49
186946 ncm-dbt-05 1241857 500 203 41 256 +116.77 +/- 12.83 0 5 80 163 2 +263.42 +/- 38.27
186945 ncm-dbt-01 1179914 500 217 37 246 +130.94 +/- 14.72 0 7 68 163 12 +282.94 +/- 41.76
186944 ncm-dbt-04 1246890 500 208 47 245 +116.0 +/- 14.37 0 9 78 156 7 +249.64 +/- 38.9
186937 ncm-dbt-03 1222383 500 216 47 237 +122.24 +/- 12.94 0 4 77 165 4 +275.45 +/- 39.01
186936 ncm-dbt-02 1247613 500 208 43 249 +119.11 +/- 14.19 1 8 70 167 4 +268.17 +/- 41.1
186935 ncm-dbt-06 1210789 500 216 46 238 +123.02 +/- 13.47 0 6 73 166 5 +275.45 +/- 40.24
186934 ncm-dbt-05 1233161 500 205 44 251 +116.0 +/- 15.0 0 10 79 151 10 +243.0 +/- 38.64
186933 ncm-dbt-01 1168112 500 213 41 246 +124.6 +/- 13.27 0 5 73 167 5 +280.42 +/- 40.21
186932 ncm-dbt-04 1235509 500 209 54 237 +111.37 +/- 13.73 0 6 89 149 6 +238.66 +/- 36.16
186925 ncm-dbt-06 1202911 500 218 48 234 +123.02 +/- 14.65 0 10 68 164 8 +268.17 +/- 41.66
186924 ncm-dbt-05 1220851 500 219 49 232 +123.02 +/- 14.65 0 11 65 167 7 +270.57 +/- 42.52
186923 ncm-dbt-02 1235809 500 214 48 238 +119.89 +/- 14.02 0 8 74 162 6 +263.42 +/- 39.97
186922 ncm-dbt-03 1218022 500 201 45 254 +112.14 +/- 13.04 0 7 81 161 1 +251.89 +/- 38.11
186921 ncm-dbt-04 1211878 500 210 43 247 +120.67 +/- 13.84 0 7 75 162 6 +265.78 +/- 39.69
186920 ncm-dbt-01 1176120 500 194 40 266 +110.6 +/- 13.56 0 8 83 156 3 +243.0 +/- 37.64
186913 ncm-dbt-06 1227665 500 212 35 253 +128.55 +/- 13.91 0 6 69 167 8 +285.49 +/- 41.44
186912 ncm-dbt-05 1240004 500 209 53 238 +112.14 +/- 13.22 0 6 85 156 3 +247.41 +/- 37.09
186911 ncm-dbt-02 1229197 500 201 53 246 +106.01 +/- 14.97 1 10 86 146 7 +223.94 +/- 36.98
186910 ncm-dbt-01 1207428 500 217 44 239 +125.38 +/- 15.12 0 10 68 161 11 +268.17 +/- 41.66
186909 ncm-dbt-03 1249139 500 211 33 256 +129.35 +/- 13.54 0 6 66 172 6 +293.29 +/- 42.41
186908 ncm-dbt-04 1244990 500 213 44 243 +122.24 +/- 14.33 0 9 70 164 7 +268.17 +/- 41.1

Commit

Commit ID 464ebdf127273db0ccb0084c881b255b880e922e
Author Michael Chaly
Date 2023-05-07 20:32:21 UTC
Small cleanup In search remove one condition check and reorder conditions. Removes some code. Passed non-regression test: https://tests.stockfishchess.org/tests/view/64548fa06206ee34ebf853ad LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 282976 W: 75327 L: 75374 D: 132275 Ptnml(0-2): 604, 29673, 80995, 29598, 618 closes https://github.com/official-stockfish/Stockfish/pull/4557 No functional change
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