Dev Builds » 20210502-1543

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 15. 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 06:41:50 583985 4002 342 1820 1840 -134.68 ± 4.91 84 1343 541 33 0 -299.06 ± 14.64
ncm-dbt-02 06:41:25 585435 4000 340 1808 1852 -133.75 ± 5.06 90 1333 532 45 0 -293.95 ± 14.78
ncm-dbt-03 06:40:34 584483 4000 318 1847 1835 -139.91 ± 4.97 97 1369 500 34 0 -312.48 ± 15.25
ncm-dbt-04 06:41:11 566466 4000 324 1808 1868 -135.35 ± 4.97 90 1338 540 30 2 -299.97 ± 14.65
ncm-dbt-05 06:42:54 580276 3998 329 1814 1855 -135.53 ± 5.17 106 1318 530 45 0 -294.51 ± 14.81
20000 1653 9097 9250 -135.84 ± 2.24 467 6701 2643 187 2 -299.9 ± 6.62

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
456004 ncm-dbt-01 583531 2 1 1 0 0.0 ± 34.02 0 0 1 0 0 0.0 ± 30.47
456003 ncm-dbt-05 580738 498 34 237 227 -150.36 ± 14.26 17 171 59 2 0 -335.66 ± 44.87
456002 ncm-dbt-02 585674 500 33 228 239 -143.07 ± 14.81 15 171 58 6 0 -315.35 ± 45.33
456001 ncm-dbt-03 583405 500 38 231 231 -141.44 ± 15.7 21 156 68 5 0 -293.29 ± 41.75
456000 ncm-dbt-04 563861 500 39 231 230 -140.62 ± 13.62 11 173 63 3 0 -318.25 ± 43.39
455999 ncm-dbt-01 581610 500 35 220 245 -134.95 ± 13.41 6 179 59 6 0 -312.48 ± 44.93
455998 ncm-dbt-05 579620 500 40 224 236 -134.15 ± 14.67 12 167 64 7 0 -293.29 ± 43.07
455997 ncm-dbt-02 584622 500 50 230 220 -130.94 ± 13.87 10 164 72 4 0 -288.06 ± 40.46
455996 ncm-dbt-03 586520 500 39 228 233 -138.18 ± 14.41 11 174 58 7 0 -309.64 ± 45.27
455995 ncm-dbt-01 583950 500 39 237 224 -145.54 ± 14.02 15 170 63 2 0 -324.17 ± 43.32
455994 ncm-dbt-04 566493 500 37 225 238 -137.37 ± 14.08 12 168 66 4 0 -304.07 ± 42.38
455993 ncm-dbt-02 582611 500 41 222 237 -131.74 ± 14.2 11 164 70 5 0 -288.06 ± 41.11
455992 ncm-dbt-05 583489 500 48 227 225 -130.14 ± 15.23 14 159 69 8 0 -275.45 ± 41.43
455991 ncm-dbt-03 584117 500 48 233 219 -134.95 ± 14.13 12 165 69 4 0 -295.94 ± 41.39
455990 ncm-dbt-04 568156 500 40 232 228 -140.62 ± 15.21 16 166 63 4 1 -306.84 ± 43.45
455989 ncm-dbt-01 585169 500 39 217 244 -129.35 ± 13.54 10 160 78 2 0 -282.94 ± 38.55
455988 ncm-dbt-02 586604 500 46 216 238 -123.02 ± 14.16 10 155 80 5 0 -263.42 ± 38.27
455987 ncm-dbt-03 585506 500 33 227 240 -142.25 ± 13.56 10 178 58 4 0 -327.18 ± 45.37
455986 ncm-dbt-05 575517 500 42 232 226 -138.99 ± 14.57 14 167 64 5 0 -304.07 ± 43.1
455985 ncm-dbt-04 568077 500 46 232 222 -135.76 ± 14.64 15 160 71 4 0 -290.66 ± 40.76
455984 ncm-dbt-01 585211 500 46 227 227 -131.74 ± 14.88 16 153 77 4 0 -275.45 ± 39.01
455983 ncm-dbt-03 585632 500 45 237 218 -140.62 ± 13.99 12 172 62 4 0 -315.35 ± 43.81
455982 ncm-dbt-02 584537 500 44 231 225 -136.56 ± 14.1 11 170 64 5 0 -304.07 ± 43.1
455981 ncm-dbt-05 579166 500 37 220 243 -133.34 ± 14.68 13 163 68 6 0 -288.06 ± 41.76
455980 ncm-dbt-01 584243 500 52 224 224 -124.6 ± 13.8 7 164 73 6 0 -275.45 ± 40.24
455979 ncm-dbt-04 567680 500 50 219 231 -122.24 ± 13.3 7 158 82 3 0 -268.17 ± 37.61
455978 ncm-dbt-02 587749 500 47 235 218 -137.37 ± 14.25 11 172 61 6 0 -306.84 ± 44.17
455977 ncm-dbt-03 585379 500 43 222 235 -130.14 ± 14.06 11 161 74 4 0 -282.94 ± 39.86
455976 ncm-dbt-05 583363 500 44 218 238 -126.17 ± 13.95 6 170 66 8 0 -282.94 ± 42.37
455975 ncm-dbt-01 582694 500 46 230 224 -134.15 ± 13.61 10 167 70 3 0 -298.62 ± 41.01
455974 ncm-dbt-04 568196 500 33 217 250 -134.15 ± 13.61 8 173 64 5 0 -304.07 ± 43.1
455973 ncm-dbt-03 581693 500 36 238 226 -148.85 ± 13.51 11 184 51 4 0 -349.43 ± 48.52
455972 ncm-dbt-02 585590 500 33 218 249 -134.95 ± 14.99 12 170 59 9 0 -295.94 ± 44.72
455971 ncm-dbt-01 585759 500 38 233 229 -143.07 ± 13.73 9 183 52 6 0 -333.32 ± 47.9
455970 ncm-dbt-05 580945 500 36 228 236 -140.62 ± 14.87 17 162 67 4 0 -301.33 ± 42.04
455969 ncm-dbt-04 567086 500 36 222 242 -135.76 ± 13.39 9 171 67 3 0 -306.84 ± 41.99
455968 ncm-dbt-03 583614 500 36 231 233 -143.07 ± 12.95 9 179 60 2 0 -333.32 ± 44.47
455967 ncm-dbt-01 583698 500 46 231 223 -134.95 ± 13.96 11 167 68 4 0 -298.62 ± 41.71
455966 ncm-dbt-05 579372 500 48 228 224 -130.94 ± 14.56 13 159 73 5 0 -280.42 ± 40.21
455965 ncm-dbt-02 586097 500 46 228 226 -132.54 ± 14.01 10 167 68 5 0 -293.29 ± 41.75
455964 ncm-dbt-04 562184 500 43 230 227 -136.56 ± 14.62 12 169 64 4 1 -304.07 ± 43.1

Commit

Commit ID 33fadb5118a0ec3917ec3bbc255fafdf148627ec
Author Joost VandeVondele
Date 2021-05-02 15:43:02 UTC
Add some more information on the UCI protocol Improve README.md: provide a link to the protocol, and document some non-standard options. fixes https://github.com/official-stockfish/Stockfish/issues/3446 closes https://github.com/official-stockfish/Stockfish/pull/3450 No functional change
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