Dev Builds » 20210827-0551

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 06:55:27 577102 4012 707 1366 1939 -57.59 ± 5.06 6 839 970 190 1 -117.56 ± 10.9
ncm-dbt-02 06:56:00 585854 3994 689 1347 1958 -57.77 ± 5.03 5 833 975 183 1 -118.13 ± 10.86
ncm-dbt-03 06:56:00 585098 4000 676 1360 1964 -60.0 ± 5.09 13 838 972 174 3 -121.85 ± 10.87
ncm-dbt-04 06:54:50 569162 3998 685 1351 1962 -58.42 ± 5.05 9 832 975 182 1 -118.79 ± 10.86
ncm-dbt-05 06:55:50 581292 3996 729 1341 1926 -53.63 ± 5.21 11 810 959 216 2 -108.23 ± 10.98
20000 3486 6765 9749 -57.48 ± 2.28 44 4152 4851 945 8 -116.89 ± 4.87

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
418063 ncm-dbt-01 574256 12 4 6 2 -58.39 ± 68.56 0 2 4 0 0 -120.33 ± 161.99
418062 ncm-dbt-02 588132 494 82 168 244 -61.11 ± 14.09 1 104 122 20 0 -124.65 ± 30.71
418061 ncm-dbt-05 584706 496 85 163 248 -55.09 ± 15.78 4 102 110 32 0 -106.92 ± 32.57
418060 ncm-dbt-04 569111 498 80 157 261 -54.15 ± 14.51 1 101 121 26 0 -109.53 ± 30.98
418059 ncm-dbt-03 585295 500 95 156 249 -42.6 ± 14.25 1 87 135 26 1 -86.52 ± 29.06
418058 ncm-dbt-01 575109 500 85 164 251 -55.36 ± 14.53 0 105 120 24 1 -115.23 ± 31.11
418057 ncm-dbt-02 582569 500 94 174 232 -56.07 ± 14.56 0 107 116 27 0 -115.23 ± 31.71
418056 ncm-dbt-05 581402 500 94 176 230 -57.5 ± 14.89 2 104 119 24 1 -116.78 ± 31.26
418055 ncm-dbt-04 567601 500 90 177 233 -61.07 ± 14.65 1 110 114 25 0 -124.6 ± 31.99
418054 ncm-dbt-03 583992 500 78 168 254 -63.23 ± 14.88 4 105 118 23 0 -124.6 ± 31.38
418053 ncm-dbt-01 579951 500 86 163 251 -53.93 ± 13.77 1 96 132 21 0 -109.07 ± 29.32
418052 ncm-dbt-05 580987 500 91 167 242 -53.22 ± 13.73 0 98 130 22 0 -109.07 ± 29.63
418051 ncm-dbt-02 583614 500 78 160 262 -57.5 ± 12.77 0 96 140 14 0 -118.33 ± 27.9
418050 ncm-dbt-04 570029 500 82 165 253 -58.21 ± 13.69 0 103 127 20 0 -119.89 ± 30.01
418049 ncm-dbt-03 584117 500 81 174 245 -65.38 ± 15.1 2 113 113 20 2 -135.76 ± 32.12
418048 ncm-dbt-01 578054 500 95 173 232 -54.64 ± 14.36 1 101 123 25 0 -110.6 ± 30.69
418047 ncm-dbt-05 581610 500 100 174 226 -51.8 ± 14.35 1 98 125 26 0 -104.49 ± 30.42
418046 ncm-dbt-02 587877 500 88 168 244 -56.07 ± 14.29 1 102 123 24 0 -113.68 ± 30.67
418045 ncm-dbt-04 568395 500 82 178 240 -67.54 ± 14.51 4 107 120 19 0 -134.15 ± 31.01
418044 ncm-dbt-01 574784 500 87 180 233 -65.38 ± 13.86 1 109 122 18 0 -134.15 ± 30.68
418043 ncm-dbt-03 582360 500 74 181 245 -75.52 ± 13.34 1 117 120 12 0 -157.24 ± 30.75
418042 ncm-dbt-05 579042 500 96 166 238 -48.96 ± 15.0 2 96 123 28 1 -98.44 ± 30.73
418041 ncm-dbt-04 568554 500 90 172 238 -57.5 ± 14.22 2 100 126 22 0 -115.23 ± 30.2
418040 ncm-dbt-02 581735 500 84 178 238 -66.1 ± 13.6 2 105 128 15 0 -134.15 ± 29.68
418039 ncm-dbt-01 578342 500 84 169 247 -59.64 ± 14.32 0 109 117 24 0 -123.02 ± 31.54
418038 ncm-dbt-03 585674 500 93 183 224 -63.23 ± 14.06 2 105 124 19 0 -127.76 ± 30.41
418037 ncm-dbt-05 581902 500 75 164 261 -62.51 ± 14.58 0 114 111 25 0 -129.35 ± 32.44
418036 ncm-dbt-02 587877 500 88 169 243 -56.78 ± 14.86 1 107 114 28 0 -115.23 ± 32.0
418035 ncm-dbt-04 570348 500 77 168 255 -63.94 ± 14.23 1 110 118 21 0 -130.94 ± 31.35
418034 ncm-dbt-01 578095 500 83 165 252 -57.5 ± 15.03 2 106 114 28 0 -115.23 ± 32.0
418033 ncm-dbt-03 586520 500 98 167 235 -48.25 ± 14.16 1 93 130 26 0 -96.94 ± 29.72
418032 ncm-dbt-04 569669 500 89 163 248 -51.8 ± 13.94 0 98 128 24 0 -106.01 ± 29.96
418031 ncm-dbt-02 588515 500 95 161 244 -46.13 ± 15.48 0 104 108 38 0 -93.95 ± 32.8
418030 ncm-dbt-05 580572 500 93 167 240 -51.8 ± 13.66 1 93 135 21 0 -104.49 ± 28.91
418029 ncm-dbt-01 578753 500 94 175 231 -56.78 ± 14.86 1 107 114 28 0 -115.23 ± 32.0
418028 ncm-dbt-03 586350 500 83 171 246 -61.79 ± 14.55 1 110 115 24 0 -126.18 ± 31.84
418027 ncm-dbt-04 569589 500 95 171 234 -53.22 ± 14.56 0 103 121 25 1 -110.6 ± 30.98
418026 ncm-dbt-02 586520 500 80 169 251 -62.51 ± 13.88 0 108 124 17 1 -130.94 ± 30.38
418025 ncm-dbt-05 580116 500 95 164 241 -48.25 ± 15.72 1 105 106 38 0 -96.94 ± 33.07
418024 ncm-dbt-01 576578 500 89 171 240 -57.5 ± 13.94 0 104 124 22 0 -118.33 ± 30.49
418023 ncm-dbt-03 586477 500 74 160 266 -60.36 ± 14.49 1 108 117 24 0 -123.02 ± 31.54

Commit

Commit ID 69eede7d0818be7bf7ae893dcd4408e9d621b2d2
Author SFisGOD
Date 2021-08-27 05:51:26 UTC
Update default net to nn-33495fe25081.nnue STC: LLR: 2.95 (-2.94,2.94) <-0.50,2.50> Total: 37368 W: 9621 L: 9391 D: 18356 Ptnml(0-2): 117, 4287, 9664, 4481, 135 https://tests.stockfishchess.org/tests/view/612768165318138ee1204977 LTC: LLR: 2.94 (-2.94,2.94) <0.50,3.50> Total: 13328 W: 3446 L: 3246 D: 6636 Ptnml(0-2): 11, 1383, 3682, 1571, 17 https://tests.stockfishchess.org/tests/view/6127dc8d62d20cf82b5ad196 Closes https://github.com/official-stockfish/Stockfish/pull/3679 Bench: 5179347
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