Dev Builds » 20200917-0506

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 06:41:54 582730 4000 200 1996 1804 -167.97 ± 4.51 122 1562 306 10 0 -420.77 ± 19.52
ncm-dbt-02 06:42:50 585966 4000 187 1921 1892 -161.28 ± 4.38 89 1570 327 14 0 -404.59 ± 18.88
ncm-dbt-03 06:42:22 585299 4012 204 1920 1888 -158.81 ± 4.29 76 1577 340 13 0 -399.33 ± 18.51
ncm-dbt-04 06:42:46 567798 4000 171 1919 1910 -162.78 ± 4.34 89 1583 316 11 1 -412.8 ± 19.21
ncm-dbt-05 06:42:13 582306 3988 175 1923 1890 -163.34 ± 4.3 84 1595 300 15 0 -417.89 ± 19.72
20000 937 9679 9384 -162.82 ± 1.95 460 7887 1589 63 1 -410.91 ± 8.55

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
438298 ncm-dbt-03 587240 12 0 6 6 -190.66 ± 9.26 0 6 0 0 0 -1199.83 ± 215.27
438297 ncm-dbt-05 582861 488 21 234 233 -162.55 ± 11.32 8 197 39 0 0 -424.46 ± 55.77
438296 ncm-dbt-04 565784 500 21 233 246 -157.23 ± 12.01 8 198 42 2 0 -397.72 ± 53.79
438295 ncm-dbt-02 584159 500 20 242 238 -165.79 ± 11.37 10 202 38 0 0 -433.93 ± 56.58
438294 ncm-dbt-01 579951 500 29 251 220 -165.79 ± 13.03 13 200 33 4 0 -419.61 ± 60.67
438293 ncm-dbt-03 586308 500 20 246 234 -169.27 ± 11.06 10 206 34 0 0 -454.75 ± 60.11
438292 ncm-dbt-05 583112 500 18 240 242 -165.79 ± 11.62 10 203 36 1 0 -433.94 ± 58.41
438291 ncm-dbt-01 580862 500 20 246 234 -169.27 ± 12.08 14 198 38 0 0 -433.93 ± 56.58
438290 ncm-dbt-04 567047 500 21 246 233 -168.4 ± 11.65 10 207 31 2 0 -449.35 ± 63.25
438289 ncm-dbt-02 585042 500 26 235 239 -154.7 ± 13.03 11 190 46 3 0 -374.11 ± 51.25
438288 ncm-dbt-03 587919 500 26 241 233 -159.78 ± 12.07 9 199 40 2 0 -406.2 ± 55.21
438287 ncm-dbt-02 587622 500 28 234 238 -152.18 ± 12.53 9 190 49 2 0 -370.41 ± 49.56
438286 ncm-dbt-05 584327 500 19 246 235 -170.15 ± 11.5 11 206 32 1 0 -454.76 ± 62.27
438285 ncm-dbt-04 570108 500 26 240 234 -158.93 ± 12.8 11 195 41 3 0 -393.6 ± 54.43
438284 ncm-dbt-01 582694 500 22 244 234 -165.79 ± 12.11 12 199 38 1 0 -424.28 ± 56.73
438283 ncm-dbt-03 584537 500 31 243 226 -157.23 ± 12.46 10 194 44 2 0 -389.56 ± 52.48
438282 ncm-dbt-02 586520 500 21 245 234 -167.53 ± 10.96 8 209 32 1 0 -454.76 ± 62.27
438281 ncm-dbt-04 565351 500 19 250 231 -173.66 ± 12.2 15 202 32 1 0 -454.76 ± 62.27
438280 ncm-dbt-05 581277 500 26 236 238 -155.54 ± 12.11 8 196 44 2 0 -389.56 ± 52.48
438279 ncm-dbt-01 584664 500 27 255 218 -171.02 ± 13.11 19 190 41 0 0 -419.6 ± 54.3
438278 ncm-dbt-03 584076 500 31 236 233 -151.34 ± 12.79 9 190 48 3 0 -366.78 ± 50.11
438277 ncm-dbt-02 585169 500 18 248 234 -172.78 ± 12.98 18 195 36 1 0 -433.94 ± 58.41
438276 ncm-dbt-04 570029 500 26 231 243 -151.35 ± 13.2 10 188 50 1 1 -366.78 ± 49.02
438275 ncm-dbt-05 580572 500 15 247 238 -174.55 ± 12.37 15 204 29 2 0 -460.32 ± 65.55
438274 ncm-dbt-03 582819 500 22 239 239 -161.49 ± 11.22 7 204 38 1 0 -424.28 ± 56.73
438273 ncm-dbt-01 584579 500 28 249 223 -164.93 ± 13.3 16 191 41 2 0 -401.92 ± 54.49
438272 ncm-dbt-02 586689 500 19 241 240 -165.79 ± 14.29 18 191 36 5 0 -397.72 ± 57.75
438271 ncm-dbt-05 579909 500 31 247 222 -160.64 ± 13.34 15 188 45 2 0 -385.59 ± 51.85
438270 ncm-dbt-01 582110 500 21 242 237 -164.93 ± 12.86 15 192 42 1 0 -406.2 ± 53.75
438269 ncm-dbt-04 568116 500 24 244 232 -164.07 ± 12.69 14 193 42 1 0 -406.2 ± 53.75
438268 ncm-dbt-03 583070 500 24 239 237 -159.78 ± 11.6 9 197 44 0 0 -406.2 ± 52.26
438267 ncm-dbt-05 583950 500 19 242 239 -166.66 ± 12.51 12 202 33 3 0 -429.05 ± 60.97
438266 ncm-dbt-02 586012 500 29 239 232 -155.54 ± 12.34 9 194 45 2 0 -385.59 ± 51.85
438265 ncm-dbt-04 567839 500 16 246 238 -172.78 ± 10.99 11 208 31 0 0 -471.91 ± 63.24
438264 ncm-dbt-01 584411 500 27 254 219 -170.15 ± 12.72 16 196 37 1 0 -429.05 ± 57.55
438263 ncm-dbt-03 586223 500 22 239 239 -161.49 ± 12.41 12 194 43 1 0 -401.92 ± 53.07
438262 ncm-dbt-05 582444 500 26 231 243 -151.34 ± 12.14 5 199 42 4 0 -381.7 ± 53.64
438261 ncm-dbt-03 585506 500 28 231 241 -149.68 ± 13.27 10 187 49 4 0 -356.21 ± 49.54
438260 ncm-dbt-02 586520 500 26 237 237 -156.38 ± 11.11 6 199 45 0 0 -401.91 ± 51.63
438259 ncm-dbt-04 568116 500 18 229 253 -156.39 ± 12.29 10 192 47 1 0 -385.59 ± 50.59
438258 ncm-dbt-01 582569 500 26 255 219 -171.9 ± 12.82 17 196 36 1 0 -433.94 ± 58.41

Commit

Commit ID 0ca93c5b94b820a41e2850ede084096120128a28
Author Unai Corzo
Date 2020-09-17 05:06:21 UTC
Remove castling extension STC https://tests.stockfishchess.org/tests/view/5f5fa5348fbc1c8a3f476eca LLR: 2.94 (-2.94,2.94) {-1.25,0.25} Total: 38520 W: 4713 L: 4610 D: 29197 Ptnml(0-2): 233, 3486, 11734, 3559, 248 LTC https://tests.stockfishchess.org/tests/view/5f62166a912c15f19854b806 LLR: 2.93 (-2.94,2.94) {-0.75,0.25} Total: 48024 W: 2673 L: 2600 D: 42751 Ptnml(0-2): 64, 2247, 19316, 2322, 63 closes https://github.com/official-stockfish/Stockfish/pull/3128 bench: 3818400
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