Dev Builds » 20240307-1856

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 11:35:58 1202298 4010 1745 305 1960 +130.59 ± 4.85 0 46 533 1366 60 +293.47 ± 14.77
ncm-dbt-02 11:33:34 1231895 3962 1761 288 1913 +135.67 ± 4.79 1 29 515 1368 68 +308.06 ± 15.01
ncm-dbt-03 11:37:34 1231231 4016 1771 284 1961 +135.06 ± 4.58 0 41 477 1452 38 +316.52 ± 15.62
ncm-dbt-05 11:32:37 1227932 4000 1744 292 1964 +132.14 ± 4.8 0 39 532 1367 62 +297.95 ± 14.78
ncm-dbt-06 11:36:29 1221429 4012 1745 313 1954 +129.72 ± 4.59 0 34 545 1388 39 +297.56 ± 14.59
20000 8766 1482 9752 +132.62 ± 2.11 1 189 2602 6941 267 +302.56 ± 6.67

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
340014 ncm-dbt-01 1193816 10 3 0 7 +107.43 ± 84.35 0 0 2 3 0 +240.65 ± 570.11
340013 ncm-dbt-06 1226068 12 4 0 8 +120.31 ± 75.55 0 0 2 4 0 +279.41 ± 548.26
340012 ncm-dbt-03 1227998 16 6 0 10 +136.89 ± 61.78 0 0 2 6 0 +337.87 ± 515.83
340011 ncm-dbt-02 1227564 462 205 27 230 +141.14 ± 15.19 0 4 59 154 14 +308.21 ± 44.93
340010 ncm-dbt-05 1228536 500 226 29 245 +144.71 ± 13.67 0 5 53 182 10 +336.46 ± 47.52
340009 ncm-dbt-03 1244088 500 219 41 240 +129.35 ± 12.21 0 3 68 177 2 +304.07 ± 41.65
340008 ncm-dbt-01 1218691 500 221 38 241 +133.34 ± 14.68 0 8 62 169 11 +293.29 ± 43.72
340007 ncm-dbt-06 1221498 500 226 31 243 +143.07 ± 12.12 0 2 56 187 5 +346.12 ± 46.15
340006 ncm-dbt-02 1223666 500 222 30 248 +140.62 ± 13.62 0 3 63 173 11 +318.25 ± 43.39
340005 ncm-dbt-05 1226350 500 214 49 237 +119.11 ± 14.52 0 8 78 155 9 +254.16 ± 38.89
340004 ncm-dbt-01 1198060 500 225 50 225 +126.97 ± 14.28 0 7 70 164 9 +277.93 ± 41.14
340003 ncm-dbt-06 1228799 500 218 38 244 +130.94 ± 12.95 0 3 70 171 6 +298.62 ± 41.01
340002 ncm-dbt-03 1225454 500 219 35 246 +134.15 ± 12.86 0 6 57 184 3 +318.25 ± 45.73
340001 ncm-dbt-02 1227168 500 219 39 242 +130.94 ± 13.86 1 4 66 172 7 +298.62 ± 42.41
340000 ncm-dbt-05 1239964 500 215 38 247 +128.55 ± 12.82 0 4 69 173 4 +295.94 ± 41.39
339999 ncm-dbt-06 1233763 500 219 43 238 +127.76 ± 13.02 0 5 68 173 4 +293.29 ± 41.75
339998 ncm-dbt-03 1248921 500 218 27 255 +139.81 ± 13.64 0 7 52 184 7 +327.18 ± 47.79
339997 ncm-dbt-01 1194858 500 214 29 257 +134.95 ± 13.22 0 6 58 181 5 +315.35 ± 45.33
339996 ncm-dbt-02 1217599 500 221 33 246 +137.37 ± 12.56 0 3 61 181 5 +324.17 ± 44.15
339995 ncm-dbt-05 1224391 500 221 31 248 +138.99 ± 12.7 0 1 66 175 8 +321.19 ± 42.12
339994 ncm-dbt-06 1234781 500 219 40 241 +130.14 ± 12.59 0 4 66 177 3 +304.07 ± 42.38
339993 ncm-dbt-03 1228045 500 214 33 253 +131.74 ± 11.94 0 3 64 182 1 +315.35 ± 43.03
339992 ncm-dbt-01 1201346 500 215 44 241 +123.81 ± 13.28 0 5 74 166 5 +277.93 ± 39.92
339991 ncm-dbt-02 1244684 500 223 37 240 +135.76 ± 13.01 0 3 65 175 7 +312.48 ± 42.67
339990 ncm-dbt-05 1209882 500 212 40 248 +124.6 ± 14.31 0 9 67 167 7 +275.45 ± 42.01
339989 ncm-dbt-06 1199078 500 206 41 253 +119.11 ± 13.17 0 5 79 162 4 +265.78 ± 38.54
339988 ncm-dbt-03 1207610 500 234 33 233 +148.02 ± 12.94 0 3 52 186 9 +352.8 ± 48.05
339987 ncm-dbt-01 1211755 500 213 38 249 +126.97 ± 14.11 0 6 72 163 9 +277.93 ± 40.53
339986 ncm-dbt-02 1247390 500 221 36 243 +134.95 ± 12.84 0 4 62 179 5 +315.35 ± 43.81
339985 ncm-dbt-05 1234850 500 215 35 250 +130.94 ± 13.87 0 5 69 167 9 +290.66 ± 41.43
339984 ncm-dbt-06 1227107 500 214 38 248 +127.76 ± 13.92 0 7 67 169 7 +285.49 ± 42.08
339983 ncm-dbt-03 1235983 500 222 40 238 +132.54 ± 13.47 0 6 62 176 6 +304.07 ± 43.81
339982 ncm-dbt-01 1209933 500 213 38 249 +126.97 ± 13.94 0 7 68 168 7 +282.94 ± 41.76
339981 ncm-dbt-05 1229089 500 228 33 239 +143.07 ± 13.34 0 4 56 181 9 +333.32 ± 46.21
339980 ncm-dbt-02 1219690 500 219 48 233 +123.81 ± 12.92 0 2 81 161 6 +275.45 ± 37.75
339979 ncm-dbt-01 1224624 500 222 37 241 +134.95 ± 13.22 0 4 64 175 7 +309.64 ± 43.08
339978 ncm-dbt-06 1210462 500 216 42 242 +126.17 ± 13.24 0 6 68 172 4 +288.06 ± 41.76
339977 ncm-dbt-03 1241764 500 218 39 243 +130.14 ± 14.06 0 9 59 176 6 +295.94 ± 44.72
339976 ncm-dbt-01 1167601 500 219 31 250 +137.37 ± 12.96 0 3 63 177 7 +318.25 ± 43.39
339975 ncm-dbt-06 1211312 500 223 40 237 +133.34 ± 12.69 0 2 69 173 6 +306.84 ± 41.23
339974 ncm-dbt-02 1247400 500 231 38 231 +141.44 ± 14.51 0 6 58 173 13 +315.35 ± 45.33
339973 ncm-dbt-05 1230397 500 213 37 250 +127.76 ± 13.02 0 3 74 167 6 +288.06 ± 39.79
339972 ncm-dbt-03 1221222 500 221 36 243 +134.95 ± 12.64 0 4 61 181 4 +318.25 ± 44.18

Commit

Commit ID 6136d094c5f46456964889754ae2d6098834b14f
Author Michael Chaly
Date 2024-03-07 18:56:30 UTC
Introduce double extensions for PV nodes Our double/triple extensions were allowed only for non-pv nodes. This patch allows them to be done for PV nodes, with some stricter conditions. Passed STC: https://tests.stockfishchess.org/tests/view/65d657ec1d8e83c78bfddab8 LLR: 2.95 (-2.94,2.94) <0.00,2.00> Total: 339424 W: 88097 L: 87318 D: 164009 Ptnml(0-2): 1573, 39935, 85729, 41090, 1385 Passed LTC: https://tests.stockfishchess.org/tests/view/65dd63824b19edc854ebc433 LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 459564 W: 115812 L: 114614 D: 229138 Ptnml(0-2): 248, 51441, 125173, 52705, 215 closes https://github.com/official-stockfish/Stockfish/pull/5093 Bench: 1714391
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