Dev Builds » 20230807-0524

You are viewing an old NCM Stockfish dev build test. You may find the most recent dev build tests using Stockfish 15 as the baseline here.

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 09:56:39 1191578 3352 1430 269 1653 +125.53 ± 5.1 0 31 488 1122 35 +282.84 ± 15.41
ncm-dbt-02 09:47:28 1209601 3292 1401 274 1617 +123.95 ± 5.4 0 43 478 1080 45 +273.83 ± 15.59
ncm-dbt-03 09:57:04 1234530 3346 1413 288 1645 +121.54 ± 5.23 0 36 515 1083 39 +268.85 ± 14.99
ncm-dbt-04 09:57:05 1226379 3356 1410 325 1621 +116.51 ± 5.49 1 58 515 1063 41 +253.46 ± 15.02
ncm-dbt-05 09:49:27 1231277 3308 1408 300 1600 +121.04 ± 5.45 0 52 483 1078 41 +266.44 ± 15.52
ncm-dbt-06 09:58:39 1228660 3346 1429 296 1621 +122.48 ± 5.47 2 51 475 1102 43 +271.01 ± 15.65
20000 8491 1752 9757 +121.83 ± 2.19 3 271 2954 6528 244 +269.25 ± 6.26

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
199005 ncm-dbt-02 1214330 292 125 24 143 +125.34 ± 16.16 0 2 42 101 1 +291.27 ± 53.34
199004 ncm-dbt-05 1212824 308 136 25 147 +131.1 ± 18.17 0 3 44 100 7 +285.06 ± 52.18
199003 ncm-dbt-06 1231580 346 156 32 158 +130.29 ± 15.84 0 3 47 119 4 +297.04 ± 50.46
199002 ncm-dbt-03 1203620 346 144 28 174 +121.16 ± 16.34 0 3 56 109 5 +264.37 ± 45.86
199001 ncm-dbt-04 1219590 356 149 42 165 +107.75 ± 16.12 0 7 58 112 1 +238.39 ± 45.23
199000 ncm-dbt-01 1202885 352 150 23 179 +131.26 ± 14.99 0 3 45 126 2 +308.4 ± 51.67
198999 ncm-dbt-02 1195099 500 207 45 248 +116.77 ± 13.88 0 9 74 163 4 +258.75 ± 39.96
198998 ncm-dbt-05 1222675 500 216 37 247 +130.14 ± 13.16 0 4 69 171 6 +295.94 ± 41.39
198997 ncm-dbt-03 1247124 500 213 51 236 +116.77 ± 14.04 0 10 72 164 4 +258.75 ± 40.49
198996 ncm-dbt-06 1218612 500 213 52 235 +116.0 ± 13.88 1 5 81 158 5 +256.44 ± 38.07
198995 ncm-dbt-04 1235153 500 222 49 229 +125.38 ± 14.96 0 7 76 154 13 +263.42 ± 39.41
198994 ncm-dbt-01 1179254 500 211 42 247 +122.24 ± 13.3 0 6 73 167 4 +275.45 ± 40.24
198993 ncm-dbt-02 1193635 500 218 42 240 +127.76 ± 13.57 0 4 74 164 8 +282.94 ± 39.86
198992 ncm-dbt-05 1226059 500 214 49 237 +119.11 ± 13.34 0 6 77 163 4 +265.78 ± 39.12
198991 ncm-dbt-04 1219073 500 217 63 220 +110.6 ± 14.69 0 11 81 151 7 +234.38 ± 38.14
198990 ncm-dbt-03 1236163 500 209 42 249 +120.67 ± 14.18 0 8 74 161 7 +263.42 ± 39.97
198989 ncm-dbt-06 1235683 500 217 37 246 +130.94 ± 14.39 0 9 60 173 8 +293.29 ± 44.36
198988 ncm-dbt-01 1203526 500 209 38 253 +123.81 ± 13.81 0 8 68 169 5 +277.93 ± 41.74
198987 ncm-dbt-02 1198453 500 212 42 246 +123.02 ± 13.82 0 7 72 165 6 +273.0 ± 40.54
198986 ncm-dbt-05 1241965 500 214 49 237 +119.11 ± 14.52 0 11 69 164 6 +261.07 ± 41.31
198985 ncm-dbt-04 1211793 500 209 43 248 +119.89 ± 14.02 0 8 74 162 6 +263.42 ± 39.97
198984 ncm-dbt-06 1222808 500 213 39 248 +126.18 ± 15.27 1 12 56 174 7 +282.94 ± 45.33
198983 ncm-dbt-03 1238635 500 207 32 261 +126.97 ± 13.41 0 5 71 168 6 +285.49 ± 40.81
198982 ncm-dbt-01 1219141 500 213 33 254 +130.94 ± 12.76 0 2 72 170 6 +298.62 ± 40.29
198981 ncm-dbt-02 1240868 500 211 29 260 +132.54 ± 13.65 0 4 69 168 9 +295.94 ± 41.39
198980 ncm-dbt-05 1227123 500 202 39 259 +117.55 ± 14.2 0 9 75 160 6 +256.44 ± 39.69
198979 ncm-dbt-04 1249819 500 205 37 258 +121.46 ± 13.31 1 3 77 165 4 +275.45 ± 39.01
198978 ncm-dbt-03 1258540 500 217 44 239 +125.38 ± 13.25 0 4 75 165 6 +280.42 ± 39.57
198977 ncm-dbt-01 1161611 500 217 41 242 +127.76 ± 12.45 0 3 71 173 3 +295.94 ± 40.69
198976 ncm-dbt-06 1236522 500 203 46 251 +112.91 ± 13.39 0 7 82 158 3 +249.64 ± 37.86
198975 ncm-dbt-02 1199197 500 213 51 236 +116.77 ± 14.69 0 9 79 153 9 +247.41 ± 38.64
198974 ncm-dbt-05 1253458 500 213 43 244 +123.02 ± 13.82 0 7 72 165 6 +273.0 ± 40.54
198973 ncm-dbt-04 1226308 500 207 41 252 +119.89 ± 14.35 0 11 67 167 5 +265.78 ± 41.9
198972 ncm-dbt-03 1225778 500 217 49 234 +121.45 ± 12.77 0 2 83 160 5 +270.57 ± 37.24
198971 ncm-dbt-01 1183933 500 216 44 240 +124.6 ± 13.8 0 4 79 158 9 +270.57 ± 38.47
198970 ncm-dbt-06 1214804 500 217 43 240 +126.17 ± 14.12 0 5 76 159 10 +273.0 ± 39.35
198969 ncm-dbt-02 1225629 500 215 41 244 +126.17 ± 14.29 0 8 68 166 8 +277.93 ± 41.74
198968 ncm-dbt-05 1234837 500 213 58 229 +111.37 ± 14.69 0 12 77 155 6 +238.66 ± 39.1
198967 ncm-dbt-01 1190697 500 214 48 238 +119.89 ± 13.51 0 5 80 159 6 +263.42 ± 38.27
198966 ncm-dbt-03 1231854 500 206 42 252 +118.33 ± 13.35 0 4 84 156 6 +258.75 ± 37.2
198965 ncm-dbt-04 1222918 500 201 50 249 +108.3 ± 14.37 0 11 82 152 5 +232.26 ± 37.9
198964 ncm-dbt-06 1240617 500 210 47 243 +117.55 ± 14.37 0 10 73 161 6 +256.44 ± 40.21

Commit

Commit ID 5c2111cc30b283aa5b7e1cc1c1e9d7c52e1e910b
Author Michael Chaly
Date 2023-08-07 05:24:11 UTC
Adjust futility pruning base in qsearch Current master used value from transposition table there if it existed, this patch uses minimum between this tt value and the static eval instead (this thus is closer to the main search function, which uses the static eval). Passed STC: https://tests.stockfishchess.org/tests/view/64cd57285b17f7c21c0d6a8c LLR: 2.94 (-2.94,2.94) <0.00,2.00> Total: 252544 W: 64671 L: 64039 D: 123834 Ptnml(0-2): 839, 29207, 65575, 29785, 866 Passed LTC: https://tests.stockfishchess.org/tests/view/64cf6c915b17f7c21c0d9fcb LLR: 2.95 (-2.94,2.94) <0.50,2.50> Total: 60150 W: 15374 L: 15012 D: 29764 Ptnml(0-2): 24, 6321, 17024, 6681, 25 closes https://github.com/official-stockfish/Stockfish/pull/4725 Bench: 1573024
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