Dev Builds » 20210822-0715

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 14. 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 11:53:27 1235884 3978 1202 781 1995 +36.91 +/- 5.43 4 290 999 673 23 +71.2 +/- 10.76
ncm-dbt-02 11:48:35 1259644 3956 1174 794 1988 +33.48 +/- 5.4 5 303 988 671 11 +66.49 +/- 10.83
ncm-dbt-03 11:53:30 1263628 3980 1201 787 1992 +36.27 +/- 5.36 3 294 993 686 14 +71.35 +/- 10.8
ncm-dbt-04 00:30:40 1485356 162 52 36 74 +34.43 +/- 26.51 1 10 42 28 0 +74.02 +/- 52.8
ncm-dbt-05 11:48:52 1260468 3956 1175 752 2029 +37.29 +/- 5.34 2 286 989 689 12 +73.63 +/- 10.82
ncm-dbt-06 11:54:45 1260554 3968 1139 713 2116 +37.44 +/- 5.26 0 271 1036 657 20 +72.12 +/- 10.54
20000 5943 3863 10194 +36.26 +/- 2.39 15 1454 5047 3404 80 +70.98 +/- 4.79

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
209580 ncm-dbt-05 1226485 286 83 53 150 +36.58 +/- 19.54 0 20 74 48 1 +71.45 +/- 39.65
209579 ncm-dbt-02 1224612 294 96 57 141 +46.36 +/- 21.72 1 23 61 60 2 +91.9 +/- 43.6
209578 ncm-dbt-06 1254569 304 84 48 172 +41.34 +/- 18.68 0 19 79 53 1 +81.46 +/- 38.3
209577 ncm-dbt-01 1203890 306 99 57 150 +47.99 +/- 21.12 0 24 67 58 4 +88.13 +/- 41.74
209576 ncm-dbt-03 1241838 310 99 61 150 +42.8 +/- 19.29 0 22 74 58 1 +84.57 +/- 39.78
209575 ncm-dbt-05 1215528 500 153 96 251 +39.78 +/- 14.48 0 30 136 81 3 +76.25 +/- 28.98
209574 ncm-dbt-02 1219301 500 156 99 245 +39.78 +/- 14.22 0 31 131 88 0 +80.63 +/- 29.67
209573 ncm-dbt-06 1231532 500 138 73 289 +45.42 +/- 14.94 0 31 126 90 3 +88.0 +/- 30.34
209572 ncm-dbt-03 1220896 500 146 96 258 +34.86 +/- 15.08 0 37 129 81 3 +66.1 +/- 29.99
209571 ncm-dbt-01 1219252 500 156 100 244 +39.08 +/- 14.31 0 31 133 85 1 +77.71 +/- 29.4
209570 ncm-dbt-05 1239553 500 154 99 247 +38.37 +/- 15.29 0 38 121 89 2 +74.79 +/- 31.04
209569 ncm-dbt-02 1243473 500 159 120 221 +27.16 +/- 14.44 1 35 139 74 1 +54.65 +/- 28.67
209568 ncm-dbt-06 1213346 500 149 95 256 +37.67 +/- 15.0 0 34 132 80 4 +70.44 +/- 29.57
209567 ncm-dbt-01 1209528 500 153 97 250 +39.08 +/- 14.04 0 29 137 83 1 +77.71 +/- 28.83
209566 ncm-dbt-03 1228554 500 153 98 249 +38.37 +/- 14.4 0 32 132 85 1 +76.25 +/- 29.54
209565 ncm-dbt-05 1241719 500 164 87 249 +53.93 +/- 14.46 0 25 125 98 2 +107.54 +/- 30.4
209564 ncm-dbt-02 1243834 500 142 97 261 +31.36 +/- 14.47 1 34 134 81 0 +64.66 +/- 29.31
209563 ncm-dbt-03 1233427 500 154 94 252 +41.89 +/- 15.98 0 42 108 98 2 +82.1 +/- 32.75
209562 ncm-dbt-06 1244098 500 148 88 264 +41.89 +/- 14.07 0 28 135 86 1 +83.57 +/- 29.08
209561 ncm-dbt-01 1188828 500 151 101 248 +34.86 +/- 15.08 0 38 126 84 2 +67.55 +/- 30.39
209560 ncm-dbt-05 1246439 500 141 94 265 +32.75 +/- 14.43 0 35 134 80 1 +64.66 +/- 29.31
209559 ncm-dbt-02 1234138 500 144 98 258 +32.05 +/- 15.28 1 39 124 85 1 +64.66 +/- 30.65
209558 ncm-dbt-03 1249046 500 147 101 252 +32.05 +/- 15.28 2 35 130 81 2 +64.66 +/- 29.86
209557 ncm-dbt-06 1240617 500 149 85 266 +44.72 +/- 15.03 0 32 125 90 3 +86.52 +/- 30.48
209556 ncm-dbt-01 1188749 500 159 106 235 +36.97 +/- 15.46 0 36 131 77 6 +66.1 +/- 29.72
209555 ncm-dbt-05 1226295 500 144 88 268 +39.08 +/- 15.94 1 41 110 97 1 +79.17 +/- 32.48
209554 ncm-dbt-02 1231802 500 154 91 255 +44.01 +/- 15.86 0 39 112 96 3 +85.04 +/- 32.24
209553 ncm-dbt-03 1230320 500 151 95 254 +39.08 +/- 15.58 0 40 116 92 2 +76.25 +/- 31.7
209552 ncm-dbt-01 1194083 500 141 99 260 +29.25 +/- 15.46 2 40 122 86 0 +61.79 +/- 30.91
209551 ncm-dbt-06 1215729 500 139 105 256 +23.66 +/- 15.33 0 45 129 73 3 +43.3 +/- 30.02
209550 ncm-dbt-05 1213897 500 143 101 256 +29.25 +/- 15.71 0 47 115 87 1 +57.5 +/- 31.8
209549 ncm-dbt-02 1213893 500 143 95 262 +33.46 +/- 15.85 0 45 114 89 2 +64.66 +/- 31.94
209548 ncm-dbt-03 1235341 500 155 105 240 +34.86 +/- 14.95 1 36 125 88 0 +71.89 +/- 30.51
209547 ncm-dbt-06 1211029 500 145 88 267 +39.78 +/- 15.0 0 34 128 85 3 +76.25 +/- 30.1
209546 ncm-dbt-01 1213247 500 143 88 269 +38.37 +/- 16.02 1 41 112 94 2 +76.25 +/- 32.22
209545 ncm-dbt-05 1238241 500 150 105 245 +31.35 +/- 14.73 0 38 130 81 1 +61.79 +/- 29.86
209544 ncm-dbt-02 1239470 500 137 97 266 +27.85 +/- 14.75 0 39 134 75 2 +53.22 +/- 29.35
209543 ncm-dbt-03 1232151 500 146 100 254 +32.05 +/- 14.64 0 35 137 75 3 +60.36 +/- 28.92
209542 ncm-dbt-06 1236915 500 139 92 269 +32.75 +/- 14.3 0 34 136 79 1 +64.66 +/- 29.04
209541 ncm-dbt-01 1207730 500 149 99 252 +34.86 +/- 16.29 1 41 121 81 6 +63.23 +/- 31.04
178006 ncm-dbt-02 1486273 162 43 40 79 +6.44 +/- 28.24 1 18 39 23 0 +17.17 +/- 54.94
178005 ncm-dbt-04 1485356 162 52 36 74 +34.43 +/- 26.51 1 10 42 28 0 +74.02 +/- 52.8
178004 ncm-dbt-03 1501085 170 50 37 83 +26.62 +/- 25.85 0 15 42 28 0 +53.56 +/- 52.97
178003 ncm-dbt-05 1496063 170 43 29 98 +28.68 +/- 26.09 1 12 44 28 0 +61.96 +/- 51.62
178002 ncm-dbt-06 1497159 164 48 39 77 +19.08 +/- 25.73 0 14 46 21 1 +34.0 +/- 50.11
178001 ncm-dbt-01 1497651 172 51 34 87 +34.45 +/- 23.91 0 10 50 25 1 +65.4 +/- 47.46

Commit

Commit ID d754ea50a8be3091f02ab279fb9069f453cc1bcc
Author bmc4
Date 2021-08-22 07:15:19 UTC
Simplify Declaration on Pawn Move Generation Removes possible micro-optimization in favor of readability. STC: LLR: 2.95 (-2.94,2.94) <-2.50,0.50> Total: 75432 W: 5824 L: 5777 D: 63831 Ptnml(0-2): 178, 4648, 28036, 4657, 197 https://tests.stockfishchess.org/tests/view/611fa7f84977aa1525c9cb75 LTC: LLR: 2.93 (-2.94,2.94) <-2.50,0.50> Total: 41200 W: 1156 L: 1106 D: 38938 Ptnml(0-2): 13, 981, 18562, 1031, 13 https://tests.stockfishchess.org/tests/view/611fcc694977aa1525c9cb9b Closes https://github.com/official-stockfish/Stockfish/pull/3669 No functional change
Copyright 2011–2024 Next Chess Move LLC