Dev Builds » 20210703-0803

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 06:55:20 581591 4000 504 1549 1947 -92.92 ± 5.05 30 1088 779 103 0 -194.34 ± 12.19
ncm-dbt-02 06:53:19 585375 4000 503 1575 1922 -95.44 ± 5.21 47 1085 762 105 1 -196.92 ± 12.34
ncm-dbt-03 06:53:46 584628 4000 514 1570 1916 -93.95 ± 4.99 29 1092 785 94 0 -197.16 ± 12.13
ncm-dbt-04 06:53:56 568578 4000 477 1527 1996 -93.39 ± 5.03 29 1090 785 94 2 -196.22 ± 12.14
ncm-dbt-05 06:54:14 582428 4000 497 1553 1950 -93.95 ± 5.07 23 1118 754 102 3 -199.29 ± 12.4
20000 2495 7774 9731 -93.93 ± 2.27 158 5473 3865 498 6 -196.78 ± 5.47

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
437293 ncm-dbt-01 581485 500 59 195 246 -96.94 ± 13.81 3 140 97 10 0 -206.01 ± 34.66
437292 ncm-dbt-03 585295 500 69 195 236 -89.48 ± 14.0 3 132 103 12 0 -187.16 ± 33.6
437291 ncm-dbt-02 583405 500 51 200 249 -106.77 ± 13.89 4 150 87 9 0 -230.16 ± 36.73
437290 ncm-dbt-04 570308 500 59 188 253 -91.71 ± 13.88 4 131 105 10 0 -190.85 ± 33.16
437289 ncm-dbt-05 583279 500 51 190 259 -99.2 ± 14.15 3 145 90 12 0 -211.87 ± 36.13
437288 ncm-dbt-01 582819 500 63 188 249 -88.74 ± 14.43 4 131 101 14 0 -183.51 ± 34.01
437287 ncm-dbt-03 584916 500 57 193 250 -96.94 ± 14.12 2 145 90 13 0 -207.95 ± 36.13
437286 ncm-dbt-02 585253 500 72 193 235 -85.78 ± 16.15 9 124 97 19 1 -169.27 ± 34.75
437285 ncm-dbt-04 568434 500 53 190 257 -97.69 ± 15.02 5 142 89 13 1 -206.01 ± 36.33
437284 ncm-dbt-05 585000 500 51 182 267 -93.2 ± 14.06 2 140 95 13 0 -198.34 ± 35.12
437283 ncm-dbt-01 583237 500 58 192 250 -95.44 ± 14.84 7 133 97 13 0 -194.57 ± 34.74
437282 ncm-dbt-03 583992 500 67 203 230 -96.94 ± 13.0 2 138 104 6 0 -207.95 ± 33.1
437281 ncm-dbt-02 584622 500 77 198 225 -85.78 ± 14.94 6 125 103 16 0 -172.78 ± 33.69
437280 ncm-dbt-04 567997 500 59 188 253 -91.71 ± 14.78 2 143 87 18 0 -194.57 ± 36.67
437279 ncm-dbt-05 583447 500 63 198 239 -96.19 ± 13.64 4 135 103 8 0 -202.15 ± 33.42
437278 ncm-dbt-01 583363 500 69 195 236 -89.48 ± 14.15 3 133 101 13 0 -187.16 ± 33.99
437277 ncm-dbt-02 585253 500 64 195 241 -93.2 ± 14.66 6 132 99 13 0 -190.85 ± 34.36
437276 ncm-dbt-05 583489 500 80 199 221 -84.31 ± 14.33 4 124 110 11 1 -174.55 ± 32.38
437275 ncm-dbt-03 583572 500 68 206 226 -98.44 ± 15.03 7 138 91 14 0 -202.15 ± 35.92
437274 ncm-dbt-04 565705 500 54 190 256 -96.94 ± 13.65 3 139 99 9 0 -206.01 ± 34.24
437273 ncm-dbt-03 586689 500 66 201 233 -96.19 ± 14.11 3 141 94 12 0 -204.07 ± 35.31
437272 ncm-dbt-02 584117 500 63 190 247 -90.22 ± 14.16 3 134 100 13 0 -189.0 ± 34.18
437271 ncm-dbt-01 583992 500 59 190 251 -93.2 ± 14.06 3 137 98 12 0 -196.45 ± 34.53
437270 ncm-dbt-04 572034 500 68 189 243 -85.78 ± 14.22 5 123 110 12 0 -174.55 ± 32.38
437269 ncm-dbt-05 579826 500 66 189 245 -87.26 ± 14.54 2 136 95 17 0 -183.51 ± 35.13
437268 ncm-dbt-01 579372 500 71 185 244 -80.63 ± 15.08 3 129 97 21 0 -165.8 ± 34.73
437267 ncm-dbt-03 585295 500 50 178 272 -90.96 ± 14.17 3 135 99 13 0 -190.85 ± 34.36
437266 ncm-dbt-02 589839 500 51 208 241 -112.91 ± 15.3 10 149 79 12 0 -234.38 ± 38.61
437265 ncm-dbt-04 568633 500 49 195 256 -104.49 ± 14.03 4 147 91 7 1 -226.0 ± 35.82
437264 ncm-dbt-05 583614 500 60 199 241 -99.2 ± 14.9 3 150 80 17 0 -211.87 ± 38.2
437263 ncm-dbt-01 580862 500 67 206 227 -99.2 ± 14.3 4 143 91 12 0 -209.91 ± 35.92
437262 ncm-dbt-02 583321 500 62 201 237 -99.2 ± 14.45 6 138 95 11 0 -206.01 ± 35.09
437261 ncm-dbt-04 568196 500 76 199 225 -87.26 ± 13.95 0 138 97 15 0 -187.16 ± 34.76
437260 ncm-dbt-03 583824 500 63 198 239 -96.19 ± 14.26 6 133 101 10 0 -198.34 ± 33.9
437259 ncm-dbt-05 581194 500 60 198 242 -98.44 ± 14.29 3 145 89 13 0 -209.91 ± 36.34
437258 ncm-dbt-02 587197 500 63 190 247 -90.22 ± 14.01 3 133 102 12 0 -189.0 ± 33.78
437257 ncm-dbt-01 577602 500 58 198 244 -99.95 ± 13.52 3 142 97 8 0 -213.85 ± 34.58
437256 ncm-dbt-03 583447 500 74 196 230 -86.52 ± 14.23 3 130 103 14 0 -179.9 ± 33.65
437255 ncm-dbt-04 567324 500 59 188 253 -91.71 ± 14.19 6 127 107 10 0 -187.16 ± 32.81
437254 ncm-dbt-05 579578 500 66 198 236 -93.95 ± 14.67 2 143 92 11 2 -204.07 ± 35.72

Commit

Commit ID 8fc297c50647317185d4c41b3443a0e686412681
Author SFisGOD
Date 2021-07-03 08:03:32 UTC
Update default net to nn-9e3c6298299a.nnue Optimization of nn-956480d8378f.nnue using SPSA https://tests.stockfishchess.org/tests/view/60da2bf63beab81350ac9fe7 Same method as described in PR #3593 STC: LLR: 2.93 (-2.94,2.94) <-0.50,2.50> Total: 17792 W: 1525 L: 1372 D: 14895 Ptnml(0-2): 28, 1156, 6401, 1257, 54 https://tests.stockfishchess.org/tests/view/60deffc59ea99d7c2d693c19 LTC: LLR: 2.96 (-2.94,2.94) <0.50,3.50> Total: 36544 W: 1245 L: 1109 D: 34190 Ptnml(0-2): 12, 988, 16139, 1118, 15 https://tests.stockfishchess.org/tests/view/60df11339ea99d7c2d693c22 closes https://github.com/official-stockfish/Stockfish/pull/3601 Bench: 4687476
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