Dev Builds » 20240529-1701

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 11:38:21 1205522 4006 1769 320 1917 +131.63 +/- 4.62 2 34 519 1409 39 +304.72 +/- 14.96
ncm-dbt-02 11:34:37 1232136 3972 1751 320 1901 +131.05 +/- 4.83 0 40 535 1351 60 +294.83 +/- 14.74
ncm-dbt-03 11:38:54 1234889 4000 1787 315 1898 +134.15 +/- 4.74 1 33 518 1389 59 +306.15 +/- 14.97
ncm-dbt-05 11:34:52 1234807 3982 1781 286 1915 +137.15 +/- 4.88 0 46 472 1405 68 +313.0 +/- 15.69
ncm-dbt-06 11:38:23 1228820 4040 1811 308 1921 +135.77 +/- 4.69 0 31 519 1406 64 +309.91 +/- 14.95
20000 8899 1549 9552 +133.95 +/- 2.12 3 184 2563 6960 290 +305.66 +/- 6.73

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
368977 ncm-dbt-01 1197969 6 3 0 3 +190.46 +/- 337.08 0 0 1 1 1 +279.24 +/- 576.89
368976 ncm-dbt-06 1253122 40 19 5 16 +126.94 +/- 40.05 0 0 6 14 0 +301.27 +/- 161.3
368975 ncm-dbt-05 1250951 482 210 26 246 +139.7 +/- 13.8 0 3 61 167 10 +316.79 +/- 44.12
368974 ncm-dbt-02 1237494 472 214 33 225 +140.41 +/- 14.58 0 7 50 170 9 +321.79 +/- 48.74
368973 ncm-dbt-03 1238809 500 221 44 235 +128.55 +/- 13.38 0 4 72 167 7 +288.06 +/- 40.46
368972 ncm-dbt-01 1223882 500 215 37 248 +129.35 +/- 12.61 0 4 67 176 3 +301.33 +/- 42.04
368971 ncm-dbt-06 1224306 500 218 38 244 +130.94 +/- 13.51 0 4 70 168 8 +293.29 +/- 41.07
368970 ncm-dbt-02 1248045 500 213 33 254 +130.94 +/- 13.32 0 4 69 170 7 +295.94 +/- 41.39
368969 ncm-dbt-05 1248998 500 236 34 230 +148.85 +/- 14.46 0 5 53 177 15 +336.46 +/- 47.52
368968 ncm-dbt-03 1229840 500 225 25 250 +147.19 +/- 12.36 0 3 50 191 6 +359.68 +/- 49.05
368967 ncm-dbt-01 1178781 500 229 45 226 +134.15 +/- 14.15 0 6 64 170 10 +298.62 +/- 43.1
368966 ncm-dbt-06 1224719 500 222 38 240 +134.15 +/- 13.05 0 4 64 176 6 +309.64 +/- 43.08
368965 ncm-dbt-02 1234483 500 224 51 225 +125.38 +/- 14.13 0 5 77 158 10 +270.57 +/- 39.07
368964 ncm-dbt-05 1241965 500 223 36 241 +136.56 +/- 12.39 0 3 61 182 4 +324.17 +/- 44.15
368963 ncm-dbt-03 1228730 500 223 36 241 +136.56 +/- 12.59 0 4 59 183 4 +324.17 +/- 44.97
368962 ncm-dbt-01 1195428 500 218 36 246 +132.54 +/- 12.32 0 4 62 182 2 +315.35 +/- 43.81
368961 ncm-dbt-06 1232163 500 230 38 232 +140.62 +/- 13.62 0 5 57 179 9 +324.17 +/- 45.77
368960 ncm-dbt-02 1232885 500 220 38 242 +132.54 +/- 13.1 0 4 66 174 6 +304.07 +/- 42.38
368959 ncm-dbt-05 1229050 500 221 35 244 +135.76 +/- 13.2 0 7 54 185 4 +321.19 +/- 46.91
368958 ncm-dbt-03 1252232 500 227 45 228 +132.54 +/- 14.53 1 5 65 169 10 +295.94 +/- 42.75
368957 ncm-dbt-01 1213921 500 237 48 215 +138.18 +/- 12.73 0 3 61 180 6 +324.17 +/- 44.15
368956 ncm-dbt-06 1227285 500 227 37 236 +138.99 +/- 12.9 0 3 61 179 7 +324.17 +/- 44.15
368955 ncm-dbt-02 1229970 500 219 48 233 +123.81 +/- 14.81 0 7 77 154 12 +261.07 +/- 39.14
368954 ncm-dbt-05 1209058 500 219 43 238 +127.76 +/- 14.27 0 9 63 171 7 +285.49 +/- 43.31
368953 ncm-dbt-03 1230125 500 221 39 240 +132.54 +/- 12.91 0 4 65 176 5 +306.84 +/- 42.73
368952 ncm-dbt-01 1219668 500 220 43 237 +128.55 +/- 13.01 0 3 73 168 6 +290.66 +/- 40.08
368951 ncm-dbt-06 1221667 500 210 35 255 +126.97 +/- 13.76 0 8 64 173 5 +288.06 +/- 43.03
368950 ncm-dbt-02 1242481 500 231 42 227 +138.18 +/- 13.5 0 5 59 178 8 +318.25 +/- 44.96
368949 ncm-dbt-05 1234305 500 232 35 233 +144.71 +/- 12.88 0 2 58 181 9 +339.63 +/- 45.29
368948 ncm-dbt-03 1210654 500 223 36 241 +136.56 +/- 12.59 0 1 68 174 7 +315.35 +/- 41.44
368947 ncm-dbt-01 1182343 500 220 41 239 +130.14 +/- 12.97 0 4 68 173 5 +298.62 +/- 41.71
368946 ncm-dbt-06 1218260 500 216 32 252 +134.15 +/- 12.47 0 1 70 173 6 +309.64 +/- 40.79
368945 ncm-dbt-02 1225765 500 210 35 255 +126.97 +/- 13.04 0 4 72 169 5 +288.06 +/- 40.46
368944 ncm-dbt-05 1227738 500 220 35 245 +134.95 +/- 14.48 0 7 62 170 11 +298.62 +/- 43.77
368943 ncm-dbt-03 1246711 500 222 45 233 +128.55 +/- 14.26 0 6 71 163 10 +280.42 +/- 40.83
368942 ncm-dbt-01 1213975 500 221 41 238 +130.94 +/- 13.51 1 6 58 182 3 +309.64 +/- 45.27
368941 ncm-dbt-06 1211265 500 231 33 236 +145.54 +/- 13.25 0 3 56 181 10 +339.63 +/- 46.2
368940 ncm-dbt-02 1205967 500 220 40 240 +130.94 +/- 12.56 0 4 65 178 3 +306.84 +/- 42.73
368939 ncm-dbt-05 1236398 500 220 42 238 +129.35 +/- 14.58 0 10 60 172 8 +288.06 +/- 44.27
368938 ncm-dbt-03 1242014 500 225 45 230 +130.94 +/- 14.22 0 6 68 166 10 +288.06 +/- 41.76
368937 ncm-dbt-01 1223735 500 206 29 265 +128.55 +/- 13.19 1 4 65 177 3 +301.33 +/- 42.75
368936 ncm-dbt-06 1246598 500 238 52 210 +135.76 +/- 14.12 0 3 71 163 13 +295.94 +/- 40.69

Commit

Commit ID ae7eef51fde6d74f1a10269dec36bf6d80855a0a
Author Shawn Xu
Date 2024-05-29 17:01:50 UTC
Simplify Fail Low Bonus Formula Tested against PR #5299 Passed Non-regression STC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 76352 W: 19797 L: 19619 D: 36936 Ptnml(0-2): 236, 9017, 19509, 9161, 253 https://tests.stockfishchess.org/tests/view/66564f60a86388d5e27dd307 Passed Non-regression LTC: LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 114624 W: 28946 L: 28821 D: 56857 Ptnml(0-2): 59, 12675, 31714, 12810, 54 https://tests.stockfishchess.org/tests/view/6656543da86388d5e27dd329 closes https://github.com/official-stockfish/Stockfish/pull/5301 Bench: 1212167
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