Dev Builds » 20200820-1914

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 06:22:00 584219 3940 168 1926 1846 -166.75 ± 4.45 110 1546 306 8 0 -420.25 ± 19.52
ncm-dbt-02 06:21:57 586015 3918 158 1956 1804 -172.3 ± 4.62 134 1542 271 12 0 -435.7 ± 20.76
ncm-dbt-03 06:21:55 585538 3924 155 1982 1787 -175.26 ± 4.64 147 1542 264 9 0 -444.44 ± 21.04
ncm-dbt-04 06:21:40 567286 3932 147 1935 1850 -170.47 ± 4.41 111 1578 265 12 0 -440.22 ± 21.0
ncm-dbt-05 06:21:52 582374 3954 166 1984 1804 -172.69 ± 4.45 125 1577 266 9 0 -444.54 ± 20.96
19668 794 9783 9091 -171.48 ± 2.02 627 7785 1372 50 0 -436.83 ± 9.2

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
460966 ncm-dbt-02 583740 418 27 200 191 -152.97 ± 15.72 13 151 41 4 0 -350.73 ± 54.29
460965 ncm-dbt-04 566099 432 18 209 205 -164.99 ± 13.6 12 168 35 1 0 -411.36 ± 59.22
460964 ncm-dbt-03 586266 424 15 225 184 -188.67 ± 15.06 23 165 23 1 0 -481.21 ± 74.6
460963 ncm-dbt-01 584790 440 19 220 201 -171.38 ± 13.18 12 179 27 2 0 -448.14 ± 68.08
460962 ncm-dbt-05 582694 454 16 226 212 -173.91 ± 12.63 12 188 25 2 0 -466.4 ± 70.97
460961 ncm-dbt-02 588217 500 23 248 229 -168.4 ± 12.85 15 197 36 2 0 -424.28 ± 58.4
460960 ncm-dbt-04 566770 500 24 248 228 -167.53 ± 13.35 16 195 36 3 0 -415.05 ± 58.26
460959 ncm-dbt-03 585042 500 29 258 213 -171.9 ± 14.35 23 185 40 2 0 -406.2 ± 55.21
460958 ncm-dbt-01 583908 500 21 248 231 -170.14 ± 12.0 14 199 37 0 0 -438.94 ± 57.41
460957 ncm-dbt-05 581777 500 28 260 212 -174.55 ± 12.61 18 196 36 0 0 -444.08 ± 58.27
460956 ncm-dbt-04 566928 500 17 256 227 -180.8 ± 13.04 21 198 30 1 0 -466.04 ± 64.5
460955 ncm-dbt-02 585253 500 15 249 236 -176.32 ± 12.46 17 201 31 1 0 -460.32 ± 63.35
460954 ncm-dbt-03 585759 500 24 244 232 -164.07 ± 13.56 16 191 40 3 0 -397.72 ± 55.14
460953 ncm-dbt-01 584327 500 16 243 241 -170.14 ± 11.5 12 203 35 0 0 -449.34 ± 59.17
460952 ncm-dbt-05 580696 500 15 247 238 -174.55 ± 10.8 11 210 29 0 0 -484.24 ± 65.6
460951 ncm-dbt-04 568832 500 13 250 237 -179.0 ± 11.7 15 208 26 1 0 -490.71 ± 69.77
460950 ncm-dbt-02 587197 500 25 255 220 -172.78 ± 13.88 22 187 40 1 0 -415.05 ± 55.18
460949 ncm-dbt-01 582945 500 19 237 244 -162.35 ± 11.89 10 199 40 1 0 -415.05 ± 55.18
460948 ncm-dbt-03 584579 500 22 248 230 -169.27 ± 12.32 15 196 39 0 0 -429.05 ± 55.79
460947 ncm-dbt-05 581569 500 25 240 235 -159.78 ± 13.6 17 182 50 1 0 -374.11 ± 48.94
460946 ncm-dbt-04 568633 500 20 243 237 -166.66 ± 12.28 12 201 35 2 0 -429.05 ± 59.28
460945 ncm-dbt-02 584285 500 22 245 233 -166.66 ± 13.62 17 192 38 3 0 -406.2 ± 56.64
460944 ncm-dbt-05 580365 500 28 260 212 -174.55 ± 13.31 20 193 36 1 0 -433.94 ± 58.41
460943 ncm-dbt-03 584201 500 11 252 237 -182.6 ± 13.37 22 199 27 2 0 -471.92 ± 68.11
460942 ncm-dbt-01 585801 500 24 234 242 -155.54 ± 12.34 9 194 45 2 0 -385.59 ± 51.85
460941 ncm-dbt-04 565469 500 22 242 236 -164.07 ± 12.47 11 201 35 3 0 -419.61 ± 59.12
460940 ncm-dbt-02 586266 500 17 253 230 -178.11 ± 11.26 13 211 25 1 0 -497.4 ± 71.3
460939 ncm-dbt-05 582611 500 22 246 232 -167.53 ± 12.45 11 206 29 4 0 -438.95 ± 64.77
460938 ncm-dbt-03 586604 500 20 252 228 -174.55 ± 12.61 17 199 33 1 0 -449.35 ± 61.23
460937 ncm-dbt-01 584369 500 24 253 223 -171.9 ± 12.58 17 195 38 0 0 -433.93 ± 56.58
460936 ncm-dbt-04 568156 500 15 237 248 -165.79 ± 11.37 10 202 38 0 0 -433.93 ± 56.58
460935 ncm-dbt-02 586393 500 14 254 232 -181.7 ± 12.47 20 200 30 0 0 -477.98 ± 64.39
460934 ncm-dbt-05 584832 500 15 259 226 -185.33 ± 11.29 17 210 23 0 0 -526.7 ± 74.68
460933 ncm-dbt-03 586139 500 15 256 229 -182.6 ± 11.87 18 205 27 0 0 -497.39 ± 68.26
460932 ncm-dbt-01 585506 500 21 238 241 -161.49 ± 12.86 15 187 48 0 0 -389.55 ± 49.86
460931 ncm-dbt-04 567403 500 18 250 232 -174.55 ± 11.87 14 205 30 1 0 -466.04 ± 64.5
460930 ncm-dbt-02 586774 500 15 252 233 -179.0 ± 11.96 17 203 30 0 0 -477.98 ± 64.39
460929 ncm-dbt-05 584453 500 17 246 237 -171.9 ± 13.28 19 192 38 1 0 -424.28 ± 56.73
460928 ncm-dbt-01 582110 500 24 253 223 -171.9 ± 14.15 21 190 36 3 0 -415.05 ± 58.26
460927 ncm-dbt-03 585717 500 19 247 234 -171.02 ± 11.68 13 202 35 0 0 -449.34 ± 59.17

Commit

Commit ID daac86691de55fe388b9b727794c7d27f2b90d5c
Author Joost VandeVondele
Date 2020-08-20 19:14:32 UTC
Set Use NNUE by default to true Since the initial stages of the merge, progress has been made so that this seems the best option now: * NNUE is clearly stronger on most relevant hardware and time controls * All of our CI and testing infrastructure has been adjusted * The default net is easy to get (further ideas #3030) fixes https://github.com/official-stockfish/Stockfish/issues/2861 closes https://github.com/official-stockfish/Stockfish/pull/3033 No functional change.
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