Dev Builds » 20240117-1732

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 09:50:50 1210692 3322 1477 256 1589 +133.97 +/- 5.27 0 33 426 1150 52 +303.93 +/- 16.53
ncm-dbt-02 09:47:29 1234205 3338 1432 244 1662 +129.31 +/- 5.17 0 34 453 1142 40 +293.18 +/- 16.02
ncm-dbt-03 09:50:21 1232905 3334 1454 237 1643 +132.95 +/- 5.22 0 37 420 1166 44 +303.84 +/- 16.65
ncm-dbt-04 09:51:06 1226858 3348 1500 251 1597 +136.18 +/- 5.09 1 25 417 1186 45 +315.23 +/- 16.7
ncm-dbt-05 09:48:14 1232896 3324 1471 225 1628 +136.91 +/- 5.12 0 25 416 1171 50 +315.07 +/- 16.71
ncm-dbt-06 09:51:39 1223713 3334 1449 251 1634 +130.68 +/- 5.23 0 37 438 1149 43 +296.51 +/- 16.3
20000 8783 1464 9753 +133.32 +/- 2.12 1 191 2570 6964 274 +304.48 +/- 6.72

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
257482 ncm-dbt-01 1230883 322 139 30 153 +122.44 +/- 16.77 0 3 50 104 4 +270.68 +/- 48.71
257481 ncm-dbt-05 1239647 324 143 26 155 +131.38 +/- 16.85 0 4 41 113 4 +299.65 +/- 54.23
257480 ncm-dbt-06 1225076 334 148 29 157 +129.46 +/- 15.54 0 3 44 118 2 +301.74 +/- 52.26
257479 ncm-dbt-03 1252776 334 153 31 150 +133.05 +/- 17.13 0 3 46 111 7 +293.7 +/- 51.02
257478 ncm-dbt-02 1230536 338 146 17 175 +139.66 +/- 17.11 0 3 42 116 8 +312.46 +/- 53.59
257477 ncm-dbt-04 1222818 348 161 23 164 +145.76 +/- 15.86 0 2 39 126 7 +340.33 +/- 55.75
257476 ncm-dbt-01 1199431 500 223 47 230 +127.76 +/- 13.75 0 7 66 171 6 +288.06 +/- 42.4
257475 ncm-dbt-03 1221440 500 207 37 256 +123.02 +/- 14.16 0 8 71 164 7 +270.57 +/- 40.83
257474 ncm-dbt-05 1223122 500 220 27 253 +141.44 +/- 12.61 0 2 60 181 7 +333.32 +/- 44.47
257473 ncm-dbt-06 1214623 500 209 34 257 +126.97 +/- 13.04 0 5 69 172 4 +290.66 +/- 41.43
257472 ncm-dbt-02 1239003 500 220 40 240 +130.94 +/- 13.32 0 5 66 173 6 +298.62 +/- 42.41
257471 ncm-dbt-04 1241813 500 226 38 236 +137.37 +/- 12.36 0 3 60 183 4 +327.18 +/- 44.54
257470 ncm-dbt-01 1236903 500 222 31 247 +139.81 +/- 13.26 0 6 53 185 6 +330.23 +/- 47.44
257469 ncm-dbt-03 1237248 500 222 34 244 +137.37 +/- 13.34 0 4 62 176 8 +315.35 +/- 43.81
257468 ncm-dbt-06 1239000 500 213 32 255 +131.74 +/- 13.85 0 7 62 174 7 +298.62 +/- 43.77
257467 ncm-dbt-05 1241536 500 220 37 243 +133.34 +/- 12.69 0 2 69 173 6 +306.84 +/- 41.23
257466 ncm-dbt-02 1220524 500 221 38 241 +133.34 +/- 13.26 0 6 60 179 5 +309.64 +/- 44.55
257465 ncm-dbt-04 1217131 500 231 34 235 +144.71 +/- 12.88 0 3 55 184 8 +342.85 +/- 46.64
257464 ncm-dbt-01 1173757 500 222 36 242 +135.76 +/- 14.47 0 6 64 168 12 +298.62 +/- 43.1
257463 ncm-dbt-02 1236427 500 215 33 252 +132.54 +/- 12.12 0 1 70 175 4 +309.64 +/- 40.79
257462 ncm-dbt-05 1222544 500 224 24 252 +147.19 +/- 12.78 0 2 55 184 9 +349.43 +/- 46.59
257461 ncm-dbt-06 1209472 500 216 32 252 +134.15 +/- 13.43 0 4 66 172 8 +304.07 +/- 42.38
257460 ncm-dbt-03 1222392 500 214 28 258 +135.76 +/- 12.62 0 5 57 185 3 +324.17 +/- 45.77
257459 ncm-dbt-04 1217282 500 220 37 243 +133.34 +/- 13.45 1 6 55 185 3 +318.25 +/- 46.48
257458 ncm-dbt-01 1195556 500 216 34 250 +132.54 +/- 12.71 0 4 64 178 4 +309.64 +/- 43.08
257457 ncm-dbt-06 1224693 500 219 41 240 +129.35 +/- 14.24 0 8 64 170 8 +288.06 +/- 43.03
257456 ncm-dbt-03 1238616 500 217 33 250 +134.15 +/- 12.47 0 4 61 182 3 +318.25 +/- 44.18
257455 ncm-dbt-05 1232927 500 216 39 245 +128.55 +/- 13.19 0 4 71 169 6 +290.66 +/- 40.76
257454 ncm-dbt-02 1247571 500 209 32 259 +128.55 +/- 13.19 0 4 71 169 6 +290.66 +/- 40.76
257453 ncm-dbt-04 1226929 500 216 45 239 +123.81 +/- 13.63 0 5 76 162 7 +273.0 +/- 39.35
257452 ncm-dbt-01 1206482 500 224 37 239 +136.56 +/- 13.17 0 4 62 177 7 +315.35 +/- 43.81
257451 ncm-dbt-05 1245113 500 220 34 246 +135.76 +/- 13.94 0 5 64 171 10 +304.07 +/- 43.1
257450 ncm-dbt-02 1246790 500 210 43 247 +120.67 +/- 13.5 0 6 76 163 5 +268.17 +/- 39.39
257449 ncm-dbt-06 1233578 500 223 39 238 +134.15 +/- 13.61 0 6 61 176 7 +306.84 +/- 44.17
257448 ncm-dbt-03 1230897 500 219 33 248 +135.76 +/- 13.57 0 7 56 181 6 +315.35 +/- 46.07
257447 ncm-dbt-04 1233360 500 222 38 240 +134.15 +/- 13.8 0 2 74 162 12 +293.29 +/- 39.69
257446 ncm-dbt-03 1226969 500 222 41 237 +131.74 +/- 14.2 0 6 67 167 10 +290.66 +/- 42.08
257445 ncm-dbt-02 1218586 500 211 41 248 +123.02 +/- 14.16 0 9 68 167 6 +273.0 +/- 41.7
257444 ncm-dbt-05 1225388 500 228 38 234 +138.99 +/- 13.67 0 6 56 180 8 +321.19 +/- 46.14
257443 ncm-dbt-06 1219555 500 221 44 235 +128.55 +/- 13.38 0 4 72 167 7 +288.06 +/- 40.46
257442 ncm-dbt-01 1231832 500 231 41 228 +138.99 +/- 14.03 0 3 67 167 13 +306.84 +/- 41.99
257441 ncm-dbt-04 1228677 500 224 36 240 +137.37 +/- 12.56 0 4 58 184 4 +327.18 +/- 45.37

Commit

Commit ID 6c02329860d49198ff6a20b8469fd50dd1aa2eab
Author Torsten Hellwig
Date 2024-01-17 17:32:20 UTC
Fix dotprod detection This fixes the detection of dotprod capable CPUs. Previously it looked for the `dotprod` flag, but this does not exist (https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/tree/arch/arm64/kernel/cpuinfo.c#n50). The correct flag that specifies the dotprod capability is the `asimddp` flag. fixes #4931 closes https://github.com/official-stockfish/Stockfish/pull/4991 No functional change
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