Dev Builds » 20240214-2027

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 14:39:39 1141449 5000 2194 384 2422 +131.74 +/- 4.2 1 43 665 1727 64 +300.51 +/- 13.21
ncm-dbt-03 14:39:24 1197765 5000 2179 405 2416 +128.87 +/- 4.42 0 67 669 1687 77 +287.29 +/- 13.18
ncm-dbt-04 14:39:41 1197385 4984 2173 383 2428 +130.6 +/- 4.25 1 56 643 1736 56 +298.77 +/- 13.44
ncm-dbt-06 14:38:57 1189454 5016 2225 420 2371 +130.88 +/- 4.31 0 48 688 1691 81 +292.89 +/- 12.98
20000 8771 1592 9637 +130.52 +/- 2.15 2 214 2665 6841 278 +294.81 +/- 6.6

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
327060 ncm-dbt-01 1138939 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83
327059 ncm-dbt-03 1195560 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83
327058 ncm-dbt-06 1191432 16 8 1 7 +162.89 +/- 124.18 0 1 0 6 1 +337.96 +/- 547.75
327057 ncm-dbt-04 1187421 484 209 44 231 +123.38 +/- 13.38 0 6 68 165 3 +281.32 +/- 41.75
327056 ncm-dbt-03 1198191 500 218 31 251 +136.56 +/- 13.55 0 5 61 176 8 +312.48 +/- 44.19
327055 ncm-dbt-01 1151974 500 216 44 240 +124.6 +/- 13.62 1 4 72 168 5 +282.94 +/- 40.5
327054 ncm-dbt-06 1191475 500 225 43 232 +132.54 +/- 13.83 0 4 70 166 10 +293.29 +/- 41.07
327053 ncm-dbt-03 1202954 500 224 28 248 +143.89 +/- 13.51 0 4 56 180 10 +333.32 +/- 46.21
327052 ncm-dbt-04 1185084 500 224 35 241 +138.18 +/- 13.5 0 6 56 181 7 +321.19 +/- 46.14
327051 ncm-dbt-01 1146199 500 225 40 235 +134.95 +/- 13.41 0 5 62 176 7 +309.64 +/- 43.82
327050 ncm-dbt-06 1185778 500 213 56 231 +112.91 +/- 13.56 0 7 83 156 4 +247.41 +/- 37.61
327049 ncm-dbt-03 1196274 500 214 48 238 +119.89 +/- 14.19 0 7 78 157 8 +258.75 +/- 38.88
327048 ncm-dbt-04 1197307 500 231 34 235 +144.71 +/- 13.28 0 4 54 183 9 +339.63 +/- 47.1
327047 ncm-dbt-01 1141306 500 214 37 249 +128.55 +/- 13.19 0 7 62 178 3 +298.62 +/- 43.77
327046 ncm-dbt-06 1191623 500 223 47 230 +127.76 +/- 13.57 0 4 74 164 8 +282.94 +/- 39.86
327045 ncm-dbt-03 1196390 500 210 45 245 +119.11 +/- 14.52 0 11 69 164 6 +261.07 +/- 41.31
327044 ncm-dbt-04 1190580 500 209 43 248 +119.89 +/- 13.51 0 10 65 174 1 +275.45 +/- 42.59
327043 ncm-dbt-01 1142906 500 215 39 246 +127.76 +/- 13.57 0 6 68 170 6 +288.06 +/- 41.76
327042 ncm-dbt-06 1194957 500 235 38 227 +144.71 +/- 13.48 0 3 58 178 11 +333.32 +/- 45.35
327041 ncm-dbt-03 1197133 500 229 40 231 +138.18 +/- 14.59 0 7 59 172 12 +306.84 +/- 44.88
327040 ncm-dbt-04 1196611 500 213 30 257 +133.34 +/- 13.45 0 6 61 177 6 +306.84 +/- 44.17
327039 ncm-dbt-01 1131145 500 211 35 254 +127.76 +/- 12.65 0 4 69 174 3 +295.94 +/- 41.39
327038 ncm-dbt-06 1187746 500 222 40 238 +132.54 +/- 14.36 0 7 64 169 10 +293.29 +/- 43.07
327037 ncm-dbt-04 1203353 500 216 43 241 +125.38 +/- 13.61 0 5 74 164 7 +277.93 +/- 39.92
327036 ncm-dbt-03 1199159 500 216 48 236 +121.45 +/- 14.17 0 9 70 165 6 +268.17 +/- 41.1
327035 ncm-dbt-01 1137427 500 224 44 232 +130.94 +/- 13.32 0 4 69 170 7 +295.94 +/- 41.39
327034 ncm-dbt-06 1186296 500 225 38 237 +136.56 +/- 13.17 0 1 71 168 10 +306.84 +/- 40.47
327033 ncm-dbt-04 1207769 500 213 53 234 +115.23 +/- 14.21 1 7 78 159 5 +254.16 +/- 38.89
327032 ncm-dbt-03 1197920 500 216 49 235 +120.67 +/- 14.83 0 11 69 162 8 +261.07 +/- 41.31
327031 ncm-dbt-01 1132654 500 207 28 265 +130.14 +/- 13.16 0 4 69 171 6 +295.94 +/- 41.39
327030 ncm-dbt-06 1186796 500 219 39 242 +130.94 +/- 13.69 0 6 65 172 7 +295.94 +/- 42.75
327029 ncm-dbt-04 1190504 500 219 35 246 +134.15 +/- 13.05 0 4 64 176 6 +309.64 +/- 43.08
327028 ncm-dbt-03 1197712 500 215 40 245 +126.97 +/- 13.58 0 3 78 160 9 +277.93 +/- 38.66
327027 ncm-dbt-06 1184670 500 214 29 257 +134.95 +/- 14.31 0 8 58 175 9 +304.07 +/- 45.19
327026 ncm-dbt-01 1144566 500 222 33 245 +138.18 +/- 13.32 0 4 61 177 8 +318.25 +/- 44.18
327025 ncm-dbt-04 1213431 500 215 30 255 +134.95 +/- 12.24 0 4 59 185 2 +324.17 +/- 44.97
327024 ncm-dbt-03 1198493 500 221 40 239 +131.74 +/- 12.74 0 5 62 180 3 +309.64 +/- 43.82
327023 ncm-dbt-01 1146129 500 231 45 224 +135.76 +/- 13.39 0 2 70 168 10 +304.07 +/- 40.91
327022 ncm-dbt-06 1193684 500 221 38 241 +133.34 +/- 12.89 0 4 64 177 5 +309.64 +/- 43.08
327021 ncm-dbt-03 1195631 500 216 36 248 +130.94 +/- 13.51 0 5 67 171 7 +295.94 +/- 42.08
327020 ncm-dbt-04 1201790 500 224 36 240 +137.37 +/- 13.71 0 4 64 172 10 +309.64 +/- 43.08
327019 ncm-dbt-01 1142697 500 229 39 232 +138.99 +/- 13.29 0 3 63 175 9 +318.25 +/- 43.39
327018 ncm-dbt-06 1189539 500 220 51 229 +122.24 +/- 13.12 0 3 81 160 6 +270.57 +/- 37.86

Commit

Commit ID 5c0388310731ba4bf7989210cb69be67b53bb43d
Author Muzhen Gaming
Date 2024-02-14 20:27:55 UTC
VVLTC search tune Search parameters were tuned using 16k games at VVLTC. They were tuned starting with the new parameters (in search only) of PR #5039. Passed VVLTC: https://tests.stockfishchess.org/tests/view/65c8a8fc1d8e83c78bfcd163 LLR: 2.94 (-2.94,2.94) <0.00,2.00> Total: 20826 W: 5355 L: 5100 D: 10371 Ptnml(0-2): 1, 1941, 6275, 2194, 2 Passed 2nd VVLTC: https://tests.stockfishchess.org/tests/view/65cadc2d1d8e83c78bfcfdaf LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 17710 W: 4611 L: 4352 D: 8747 Ptnml(0-2): 1, 1586, 5422, 1845, 1 STC Elo estimate: https://tests.stockfishchess.org/tests/view/65cb6aed1d8e83c78bfd0802 Elo: -1.46 ± 1.8 (95%) LOS: 5.5% Total: 40000 W: 10267 L: 10435 D: 19298 Ptnml(0-2): 200, 4860, 10023, 4742, 175 nElo: -2.77 ± 3.4 (95%) PairsRatio: 0.97 Bench: 1198939
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