Dev Builds » 20220602-0544

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 06:52:08 582313 4014 1092 947 1975 +12.56 ± 5.2 5 378 1099 517 8 +24.62 ± 10.22
ncm-dbt-02 06:52:15 584866 4000 1098 998 1904 +8.69 ± 5.04 3 378 1138 478 3 +17.39 ± 10.0
ncm-dbt-03 06:51:13 584644 3990 1070 966 1954 +9.06 ± 5.27 4 409 1066 511 5 +17.95 ± 10.4
ncm-dbt-04 06:52:09 568850 4008 1051 980 1977 +6.16 ± 5.22 6 416 1086 493 3 +12.84 ± 10.3
ncm-dbt-05 06:52:40 580685 3988 1103 934 1951 +14.73 ± 5.35 3 393 1039 550 9 +28.46 ± 10.55
20000 5414 4825 9761 +10.23 ± 2.33 21 1974 5428 2549 28 +20.24 ± 4.6

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
415942 ncm-dbt-04 567165 8 2 2 4 -0.0 ± 125.78 0 1 2 1 0 -0.0 ± 296.58
415941 ncm-dbt-01 581943 14 1 2 11 -24.85 ± 84.38 0 2 4 1 0 -49.98 ± 184.5
415940 ncm-dbt-05 582027 488 141 113 234 +19.96 ± 15.65 0 49 119 75 1 +38.6 ± 31.3
415939 ncm-dbt-03 585169 490 129 110 251 +13.48 ± 14.97 0 47 134 62 2 +24.15 ± 29.34
415938 ncm-dbt-02 584706 500 130 134 236 -2.78 ± 14.67 0 60 134 56 0 -5.56 ± 29.41
415937 ncm-dbt-04 567086 500 131 111 258 +13.91 ± 15.1 1 49 129 71 0 +29.25 ± 30.03
415936 ncm-dbt-01 580530 500 133 105 262 +19.48 ± 14.39 0 42 139 68 1 +37.67 ± 28.72
415935 ncm-dbt-03 585506 500 127 106 267 +14.6 ± 15.52 2 49 125 74 0 +32.05 ± 30.53
415934 ncm-dbt-02 585970 500 147 121 232 +18.08 ± 14.29 0 42 141 66 1 +34.86 ± 28.46
415933 ncm-dbt-05 580240 500 132 107 261 +17.38 ± 14.75 0 46 134 69 1 +33.46 ± 29.39
415932 ncm-dbt-01 580613 500 135 120 245 +10.43 ± 14.7 2 44 142 61 1 +22.27 ± 28.35
415931 ncm-dbt-04 568792 500 132 115 253 +11.82 ± 16.02 2 54 120 73 1 +25.06 ± 31.15
415930 ncm-dbt-03 583992 500 144 129 227 +10.43 ± 14.05 0 46 143 61 0 +20.87 ± 28.22
415929 ncm-dbt-02 585506 500 141 128 231 +9.04 ± 14.58 1 47 141 60 1 +18.08 ± 28.49
415928 ncm-dbt-05 579578 500 124 114 262 +6.95 ± 15.52 1 56 126 66 1 +13.9 ± 30.41
415927 ncm-dbt-04 571592 500 137 119 244 +12.51 ± 14.74 1 47 135 67 0 +26.46 ± 29.26
415926 ncm-dbt-01 582485 500 139 113 248 +18.08 ± 14.93 0 48 128 74 0 +36.26 ± 30.15
415925 ncm-dbt-03 586097 500 135 114 251 +14.6 ± 15.03 1 47 133 68 1 +29.25 ± 29.52
415924 ncm-dbt-02 586012 500 139 114 247 +17.39 ± 14.49 0 45 135 70 0 +34.86 ± 29.25
415923 ncm-dbt-04 568275 500 135 141 224 -4.17 ± 14.28 1 54 146 48 1 -8.34 ± 27.83
415922 ncm-dbt-05 582736 500 136 107 257 +20.17 ± 14.58 0 43 136 70 1 +39.08 ± 29.11
415921 ncm-dbt-01 586097 500 137 116 247 +14.6 ± 14.78 1 45 137 66 1 +29.25 ± 29.0
415920 ncm-dbt-03 584201 500 131 121 248 +6.95 ± 15.03 0 55 131 63 1 +12.51 ± 29.78
415919 ncm-dbt-02 584201 500 130 132 238 -1.39 ± 13.21 1 45 159 45 0 -1.39 ± 26.03
415918 ncm-dbt-05 575313 500 140 136 224 +2.78 ± 15.17 1 56 132 60 1 +5.56 ± 29.66
415917 ncm-dbt-04 570029 500 136 113 251 +15.99 ± 14.51 0 45 138 66 1 +30.65 ± 28.87
415916 ncm-dbt-01 583447 500 135 127 238 +5.56 ± 15.04 1 53 134 61 1 +11.12 ± 29.4
415915 ncm-dbt-03 583992 500 145 125 230 +13.91 ± 14.6 1 45 137 67 0 +29.25 ± 29.0
415914 ncm-dbt-02 581818 500 133 126 241 +4.86 ± 13.27 0 44 155 51 0 +9.73 ± 26.59
415913 ncm-dbt-05 585632 500 133 120 247 +9.04 ± 15.08 0 55 127 68 0 +18.08 ± 30.28
415912 ncm-dbt-01 580987 500 151 129 220 +15.3 ± 13.52 0 38 153 58 1 +29.25 ± 26.82
415911 ncm-dbt-04 566257 500 120 108 272 +8.34 ± 14.65 0 52 134 64 0 +16.69 ± 29.4
415910 ncm-dbt-03 582652 500 127 127 246 -0.0 ± 14.8 0 59 132 59 0 -0.0 ± 29.66
415909 ncm-dbt-02 585042 500 136 118 246 +12.51 ± 14.74 1 47 135 67 0 +26.46 ± 29.26
415908 ncm-dbt-04 570549 500 133 143 224 -6.95 ± 14.53 1 59 139 51 0 -12.51 ± 28.76
415907 ncm-dbt-05 577889 500 143 116 241 +18.78 ± 15.23 1 46 129 73 1 +37.67 ± 30.03
415906 ncm-dbt-01 581985 500 134 120 246 +9.73 ± 15.5 1 53 129 65 2 +18.08 ± 30.03
415905 ncm-dbt-03 585548 500 132 134 234 -1.39 ± 15.05 0 61 131 57 1 -4.17 ± 29.79
415904 ncm-dbt-04 569909 500 125 128 247 -2.08 ± 14.09 0 55 143 52 0 -4.17 ± 28.24
415903 ncm-dbt-05 582068 500 154 121 225 +22.96 ± 14.91 0 42 136 69 3 +41.89 ± 29.11
415902 ncm-dbt-01 582736 500 127 115 258 +8.34 ± 14.9 0 53 133 63 1 +15.3 ± 29.53
415901 ncm-dbt-02 585674 500 142 125 233 +11.82 ± 14.56 0 48 138 63 1 +22.27 ± 28.88

Commit

Commit ID 653bd0817ceea2980474d76198fe527f8b84bf04
Author candirufish
Date 2022-06-02 05:44:22 UTC
cutnode and movecount lmr extension simplification Passed STC https://tests.stockfishchess.org/tests/view/6294133cb0d5a7d1b780ece3 LLR: 2.94 (-2.94,2.94) <-2.25,0.25> Total: 41072 W: 11052 L: 10908 D: 19112 Ptnml(0-2): 153, 4324, 11461, 4422, 176 Passed LTC ltc: https://tests.stockfishchess.org/tests/view/62947ae6b0d5a7d1b780fe86 LLR: 2.94 (-2.94,2.94) <-2.25,0.25> Total: 102736 W: 27509 L: 27459 D: 47768 Ptnml(0-2): 98, 9734, 31669, 9754, 113 closes https://github.com/official-stockfish/Stockfish/pull/4045 Bench: 6410652
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