Dev Builds » 20200830-1222

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 06:29:55 584349 4016 172 1981 1863 -168.6 ± 4.56 123 1580 288 17 0 -423.86 ± 20.13
ncm-dbt-02 06:30:33 585256 3996 178 1931 1887 -163.5 ± 4.52 107 1554 322 15 0 -406.01 ± 19.03
ncm-dbt-03 06:30:12 585169 3992 169 1979 1844 -169.89 ± 4.51 123 1577 283 13 0 -430.5 ± 20.31
ncm-dbt-04 06:29:22 568356 4008 176 1987 1845 -169.21 ± 4.49 119 1588 282 15 0 -429.43 ± 20.34
ncm-dbt-05 06:30:02 581490 3988 161 1959 1868 -168.77 ± 4.34 108 1591 286 9 0 -433.38 ± 20.2
20000 856 9837 9307 -167.99 ± 2.01 580 7890 1461 69 0 -424.4 ± 8.91

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
460491 ncm-dbt-04 566533 8 1 4 3 -136.8 ± 89.09 0 3 1 0 0 -337.69 ± 541.44
460490 ncm-dbt-01 584958 16 0 7 9 -162.9 ± 50.11 0 7 1 0 0 -470.09 ± 466.68
460489 ncm-dbt-05 579578 488 24 250 214 -174.15 ± 12.4 16 194 34 0 0 -450.22 ± 60.09
460488 ncm-dbt-02 583866 496 24 236 236 -158.68 ± 12.44 10 194 42 2 0 -396.18 ± 53.79
460487 ncm-dbt-03 585548 492 22 247 223 -171.6 ± 12.03 12 203 29 2 0 -457.32 ± 65.54
460486 ncm-dbt-04 569470 500 19 245 236 -169.27 ± 11.32 9 210 29 2 0 -460.32 ± 65.55
460485 ncm-dbt-01 584916 500 27 249 224 -165.79 ± 14.89 21 185 39 5 0 -385.59 ± 55.5
460484 ncm-dbt-02 583154 500 22 252 226 -172.78 ± 13.88 20 193 34 3 0 -424.28 ± 60.03
460483 ncm-dbt-03 586097 500 23 251 226 -171.02 ± 13.34 18 194 36 2 0 -424.28 ± 58.4
460482 ncm-dbt-05 578383 500 19 241 240 -165.79 ± 11.87 10 204 34 2 0 -433.94 ± 60.2
460481 ncm-dbt-04 567284 500 21 249 230 -171.02 ± 13.34 18 194 36 2 0 -424.28 ± 58.4
460480 ncm-dbt-01 585928 500 20 252 228 -174.55 ± 11.61 13 207 29 1 0 -471.92 ± 65.71
460479 ncm-dbt-02 586858 500 16 244 240 -171.02 ± 12.42 16 196 38 0 0 -433.93 ± 56.58
460478 ncm-dbt-03 578671 500 18 249 233 -173.66 ± 12.92 18 196 35 1 0 -438.95 ± 59.31
460477 ncm-dbt-05 579537 500 11 243 246 -174.55 ± 11.61 14 204 32 0 0 -466.03 ± 62.14
460476 ncm-dbt-04 568792 500 25 258 217 -175.43 ± 13.69 21 193 34 2 0 -433.94 ± 60.2
460475 ncm-dbt-01 583950 500 25 261 214 -178.11 ± 13.5 23 190 37 0 0 -438.94 ± 57.41
460474 ncm-dbt-03 585000 500 19 246 235 -170.15 ± 13.18 17 195 36 2 0 -424.28 ± 58.4
460473 ncm-dbt-02 584958 500 32 234 234 -148.85 ± 12.49 7 191 49 3 0 -363.2 ± 49.57
460472 ncm-dbt-04 568434 500 16 252 232 -178.11 ± 11.53 14 209 26 1 0 -490.71 ± 69.77
460471 ncm-dbt-05 582569 500 23 247 230 -167.53 ± 12.45 15 194 41 0 0 -419.6 ± 54.3
460470 ncm-dbt-01 582402 500 22 239 239 -161.49 ± 12.18 11 196 42 1 0 -406.2 ± 53.75
460469 ncm-dbt-03 587028 500 18 251 231 -175.43 ± 12.54 16 203 29 2 0 -460.32 ± 65.55
460468 ncm-dbt-04 569470 500 25 245 230 -164.07 ± 12.47 12 198 38 2 0 -415.05 ± 56.74
460467 ncm-dbt-02 584201 500 22 243 235 -164.93 ± 12.86 14 195 39 2 0 -410.58 ± 55.96
460466 ncm-dbt-05 579826 500 27 239 234 -157.23 ± 12.68 10 195 42 3 0 -389.56 ± 53.75
460465 ncm-dbt-01 586308 500 15 240 245 -168.4 ± 12.14 12 203 33 2 0 -438.95 ± 61.17
460464 ncm-dbt-03 584748 500 23 235 242 -157.23 ± 12.68 12 189 48 1 0 -381.7 ± 50.02
460463 ncm-dbt-04 568554 500 16 251 233 -177.21 ± 13.79 21 196 30 3 0 -444.09 ± 64.08
460462 ncm-dbt-05 582945 500 21 254 225 -175.43 ± 11.79 15 203 32 0 0 -466.03 ± 62.14
460461 ncm-dbt-02 585421 500 22 244 234 -165.79 ± 12.8 14 196 38 2 0 -415.05 ± 56.74
460460 ncm-dbt-01 584453 500 22 238 240 -160.64 ± 12.91 12 195 40 3 0 -397.72 ± 55.14
460459 ncm-dbt-04 568156 500 26 240 234 -158.93 ± 12.8 12 192 44 2 0 -389.56 ± 52.48
460458 ncm-dbt-05 583112 500 18 240 242 -165.79 ± 12.57 14 195 40 1 0 -415.05 ± 55.18
460457 ncm-dbt-03 587070 500 20 247 233 -170.15 ± 11.75 12 204 33 1 0 -449.35 ± 61.23
460456 ncm-dbt-01 584748 500 17 247 236 -172.78 ± 12.27 15 201 33 1 0 -449.35 ± 61.23
460455 ncm-dbt-02 586520 500 21 235 244 -158.93 ± 13.23 15 185 49 1 0 -377.87 ± 49.47
460454 ncm-dbt-04 568514 500 27 243 230 -160.64 ± 12.47 12 193 44 1 0 -397.72 ± 52.42
460453 ncm-dbt-05 585970 500 18 245 237 -170.15 ± 12.72 14 202 31 3 0 -438.95 ± 62.99
460452 ncm-dbt-01 581485 500 24 248 228 -167.53 ± 13.57 16 196 34 4 0 -415.05 ± 59.75
460451 ncm-dbt-03 587197 500 26 253 221 -170.15 ± 13.4 18 193 37 2 0 -419.61 ± 57.55
460450 ncm-dbt-02 587070 500 19 243 238 -167.53 ± 11.97 11 204 33 2 0 -438.95 ± 61.17

Commit

Commit ID e0bafa1911ede61b9268e0b461a5d8856d6cd6be
Author FauziAkram
Date 2020-08-30 12:22:07 UTC
Update parametes in classical evaluation. Passed STC (NNUE=False): https://tests.stockfishchess.org/tests/view/5f42edfe5089a564a10d84a0 LLR: 2.96 (-2.94,2.94) {-0.25,1.25} Total: 13840 W: 2591 L: 2336 D: 8913 Ptnml(0-2): 194, 1453, 3387, 1676, 210 Passed LTC (NNUE=False): https://tests.stockfishchess.org/tests/view/5f4369795089a564a10d84d8 LLR: 2.95 (-2.94,2.94) {0.25,1.25} Total: 159744 W: 19430 L: 18850 D: 121464 Ptnml(0-2): 960, 14185, 49030, 14709, 988 closes https://github.com/official-stockfish/Stockfish/pull/3080 bench: 3736029
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