Dev Builds » 20240314-2108

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 11:44:42 1205736 4008 1797 290 1921 +137.37 +/- 4.59 0 31 486 1436 51 +320.12 +/- 15.47
ncm-dbt-02 11:41:43 1232310 3998 1775 266 1957 +137.96 +/- 4.61 0 34 472 1443 50 +322.57 +/- 15.7
ncm-dbt-03 11:44:18 1230785 4008 1778 301 1929 +134.35 +/- 4.75 0 40 504 1403 57 +307.25 +/- 15.19
ncm-dbt-05 11:42:36 1234905 3994 1780 313 1901 +133.87 +/- 4.73 1 44 485 1421 46 +309.69 +/- 15.48
ncm-dbt-06 11:45:42 1221355 3992 1762 291 1939 +134.34 +/- 4.72 0 35 512 1392 57 +307.13 +/- 15.06
20000 8892 1461 9647 +135.58 +/- 2.09 1 184 2459 7095 261 +313.27 +/- 6.87

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
339499 ncm-dbt-01 1209940 8 3 0 5 +136.8 +/- 89.09 0 0 1 3 0 +337.69 +/- 541.44
339498 ncm-dbt-03 1230577 8 3 3 2 0.0 +/- 8.51 0 0 4 0 0 0.0 +/- 7.61
339497 ncm-dbt-02 1242912 498 234 44 220 +139.61 +/- 13.87 0 5 59 175 10 +317.44 +/- 44.96
339496 ncm-dbt-06 1237207 492 210 38 244 +126.81 +/- 13.36 0 6 66 170 4 +289.96 +/- 42.41
339495 ncm-dbt-05 1217939 494 220 37 237 +135.13 +/- 12.53 0 4 59 181 3 +321.74 +/- 44.96
339494 ncm-dbt-01 1184505 500 231 38 231 +141.44 +/- 13.59 0 4 59 177 10 +324.17 +/- 44.97
339493 ncm-dbt-03 1236145 500 218 34 248 +134.15 +/- 13.8 0 8 56 180 6 +309.64 +/- 45.98
339492 ncm-dbt-02 1241002 500 217 37 246 +130.94 +/- 13.14 0 5 65 175 5 +301.33 +/- 42.75
339491 ncm-dbt-06 1218603 500 215 33 252 +132.54 +/- 14.01 0 7 62 173 8 +298.62 +/- 43.77
339490 ncm-dbt-05 1213689 500 223 47 230 +127.76 +/- 13.75 0 7 66 171 6 +288.06 +/- 42.4
339489 ncm-dbt-01 1223473 500 218 41 241 +128.55 +/- 13.38 0 6 66 173 5 +293.29 +/- 42.41
339488 ncm-dbt-03 1228238 500 221 39 240 +132.54 +/- 14.36 0 9 58 175 8 +298.62 +/- 45.1
339487 ncm-dbt-02 1216974 500 225 31 244 +142.25 +/- 12.98 0 5 52 187 6 +339.63 +/- 47.98
339486 ncm-dbt-06 1227861 500 218 34 248 +134.15 +/- 13.43 0 2 72 166 10 +298.62 +/- 40.29
339485 ncm-dbt-05 1246082 500 233 37 230 +143.89 +/- 14.44 0 7 52 179 12 +327.18 +/- 47.79
339484 ncm-dbt-01 1174096 500 225 36 239 +138.18 +/- 12.93 0 4 59 181 6 +324.17 +/- 44.97
339483 ncm-dbt-03 1213824 500 223 36 241 +136.56 +/- 12.98 0 3 64 176 7 +315.35 +/- 43.03
339482 ncm-dbt-05 1254039 500 231 31 238 +147.19 +/- 13.38 1 4 46 192 7 +359.68 +/- 51.07
339481 ncm-dbt-02 1229571 500 214 38 248 +127.76 +/- 13.21 0 5 69 171 5 +290.66 +/- 41.43
339480 ncm-dbt-06 1219443 500 229 42 229 +136.56 +/- 12.59 0 3 62 180 5 +321.19 +/- 43.77
339479 ncm-dbt-01 1224187 500 221 42 237 +130.14 +/- 13.52 0 5 68 170 7 +293.29 +/- 41.75
339478 ncm-dbt-03 1212627 500 229 40 231 +138.18 +/- 12.33 0 1 65 178 6 +324.17 +/- 42.47
339477 ncm-dbt-05 1238503 500 215 48 237 +120.67 +/- 12.6 0 4 77 167 2 +275.45 +/- 39.01
339476 ncm-dbt-06 1225824 500 223 43 234 +130.94 +/- 14.39 0 8 63 170 9 +290.66 +/- 43.37
339475 ncm-dbt-02 1227575 500 230 25 245 +151.34 +/- 12.79 0 2 51 187 10 +363.2 +/- 48.51
339474 ncm-dbt-01 1169579 500 221 39 240 +132.54 +/- 12.52 0 3 66 177 4 +309.64 +/- 42.33
339473 ncm-dbt-03 1225414 500 225 45 230 +130.94 +/- 13.87 0 7 63 173 7 +295.94 +/- 43.42
339472 ncm-dbt-05 1247706 500 219 30 251 +138.18 +/- 12.93 0 5 56 184 5 +327.18 +/- 46.19
339471 ncm-dbt-06 1218223 500 227 32 241 +143.07 +/- 13.34 0 3 59 178 10 +330.23 +/- 44.94
339470 ncm-dbt-02 1252609 500 222 36 242 +135.76 +/- 12.42 0 4 59 184 3 +324.17 +/- 44.97
339469 ncm-dbt-03 1248558 500 231 35 234 +143.89 +/- 13.12 0 5 51 187 7 +342.85 +/- 48.46
339468 ncm-dbt-01 1213944 500 228 31 241 +144.71 +/- 12.26 0 4 49 193 4 +356.21 +/- 49.54
339467 ncm-dbt-05 1240573 500 223 47 230 +127.76 +/- 13.92 0 7 67 169 7 +285.49 +/- 42.08
339466 ncm-dbt-06 1215295 500 218 43 239 +126.97 +/- 12.47 0 4 69 175 2 +295.94 +/- 41.39
339465 ncm-dbt-02 1219738 500 215 25 260 +138.99 +/- 12.3 0 3 58 185 4 +333.32 +/- 45.35
339464 ncm-dbt-03 1242261 500 214 34 252 +130.94 +/- 12.76 0 3 69 173 5 +301.33 +/- 41.33
339463 ncm-dbt-01 1233181 500 219 23 258 +143.89 +/- 12.3 0 1 59 183 7 +342.85 +/- 44.76
339462 ncm-dbt-03 1239421 500 214 35 251 +130.14 +/- 14.06 0 4 74 161 11 +282.94 +/- 39.86
339461 ncm-dbt-02 1228101 500 218 30 252 +137.37 +/- 13.34 0 5 59 179 7 +318.25 +/- 44.96
339460 ncm-dbt-05 1220709 500 216 36 248 +130.94 +/- 13.14 0 6 62 178 4 +304.07 +/- 43.81
339459 ncm-dbt-06 1208384 500 222 26 252 +143.89 +/- 12.92 0 2 59 180 9 +336.46 +/- 44.87
339458 ncm-dbt-01 1218723 500 231 40 229 +139.81 +/- 13.26 0 4 59 179 8 +324.17 +/- 44.97

Commit

Commit ID ee2ee6bdc42af80430e7468da4208e379b40c393
Author Michael Chaly
Date 2024-03-14 21:08:48 UTC
Give more bonuses to quiet move that caused a fail low Give extra bonus if search result is far below static evaluation of position. Passed STC: https://tests.stockfishchess.org/tests/view/65edf1250ec64f0526c43787 LLR: 2.95 (-2.94,2.94) <0.00,2.00> Total: 90816 W: 23713 L: 23307 D: 43796 Ptnml(0-2): 401, 10725, 22742, 11147, 393 Passed LTC: https://tests.stockfishchess.org/tests/view/65ef5ed70ec64f0526c450af LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 66618 W: 16950 L: 16565 D: 33103 Ptnml(0-2): 35, 7372, 18139, 7699, 64 closes https://github.com/official-stockfish/Stockfish/pull/5111 Bench: 2002517
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