Dev Builds » 20240224-1659

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 14:31:39 1204309 5000 2190 336 2474 +135.27 +/- 4.18 1 43 622 1769 65 +312.48 +/- 13.67
ncm-dbt-03 14:31:20 1198415 5006 2200 375 2431 +132.77 +/- 4.18 1 45 645 1752 60 +305.14 +/- 13.42
ncm-dbt-04 14:31:43 1186389 4982 2165 353 2464 +132.43 +/- 4.17 0 51 630 1757 53 +305.55 +/- 13.58
ncm-dbt-06 14:31:15 1187831 5012 2198 409 2405 +129.72 +/- 4.22 2 51 663 1736 54 +296.7 +/- 13.24
20000 8753 1473 9774 +132.54 +/- 2.09 4 190 2560 7014 232 +304.9 +/- 6.73

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
333506 ncm-dbt-01 1237064 0 0 0 0 -0.0 +/- 1199.83 0 0 0 0 0 -0.0 +/- 1199.83
333505 ncm-dbt-03 1198075 6 2 0 4 +120.22 +/- 109.7 0 0 1 2 0 +279.24 +/- 576.89
333504 ncm-dbt-06 1188139 12 6 1 5 +154.02 +/- 64.21 0 0 1 5 0 +416.21 +/- 496.36
333503 ncm-dbt-04 1187278 482 218 40 224 +134.67 +/- 13.55 0 5 59 171 6 +310.84 +/- 44.95
333502 ncm-dbt-01 1183040 500 223 30 247 +141.44 +/- 13.4 0 5 55 182 8 +330.23 +/- 46.62
333501 ncm-dbt-06 1188943 500 218 37 245 +131.74 +/- 13.12 0 4 67 173 6 +301.33 +/- 42.04
333500 ncm-dbt-03 1199399 500 210 29 261 +131.74 +/- 13.12 0 4 67 173 6 +301.33 +/- 42.04
333499 ncm-dbt-04 1185805 500 208 36 256 +124.6 +/- 13.45 0 6 71 168 5 +280.42 +/- 40.83
333498 ncm-dbt-01 1170347 500 229 29 242 +147.19 +/- 12.98 0 2 56 182 10 +346.12 +/- 46.15
333497 ncm-dbt-06 1185635 500 212 40 248 +124.6 +/- 13.45 0 5 74 165 6 +277.93 +/- 39.92
333496 ncm-dbt-03 1195554 500 222 34 244 +137.37 +/- 13.34 0 4 62 176 8 +315.35 +/- 43.81
333495 ncm-dbt-04 1184043 500 204 46 250 +113.68 +/- 13.72 0 10 74 164 2 +254.16 +/- 39.94
333494 ncm-dbt-01 1186767 500 212 28 260 +134.15 +/- 12.86 0 4 63 178 5 +312.48 +/- 43.44
333493 ncm-dbt-03 1198631 500 224 41 235 +133.34 +/- 13.45 1 6 55 185 3 +318.25 +/- 46.48
333492 ncm-dbt-06 1188165 500 222 37 241 +134.95 +/- 12.84 0 4 62 179 5 +315.35 +/- 43.81
333491 ncm-dbt-04 1190041 500 215 28 257 +136.56 +/- 12.59 0 5 56 186 3 +327.18 +/- 46.19
333490 ncm-dbt-01 1188234 500 207 28 265 +130.14 +/- 12.78 0 5 64 178 3 +304.07 +/- 43.1
333489 ncm-dbt-03 1198324 500 213 29 258 +134.15 +/- 12.47 0 3 64 179 4 +315.35 +/- 43.03
333488 ncm-dbt-06 1185184 500 220 45 235 +126.97 +/- 12.85 0 6 65 177 2 +295.94 +/- 42.75
333487 ncm-dbt-04 1189024 500 217 37 246 +130.94 +/- 13.32 0 2 75 164 9 +290.66 +/- 39.4
333486 ncm-dbt-01 1181802 500 224 35 241 +138.18 +/- 12.73 0 5 55 186 4 +330.23 +/- 46.62
333485 ncm-dbt-06 1183411 500 232 43 225 +138.18 +/- 13.5 1 3 59 180 7 +324.17 +/- 44.97
333484 ncm-dbt-03 1197049 500 222 42 236 +130.94 +/- 14.22 0 7 65 169 9 +290.66 +/- 42.73
333483 ncm-dbt-04 1185415 500 214 36 250 +129.35 +/- 13.54 0 6 66 172 6 +293.29 +/- 42.41
333482 ncm-dbt-01 1233126 500 211 36 253 +126.97 +/- 13.76 0 7 67 170 6 +285.49 +/- 42.08
333481 ncm-dbt-06 1185920 500 226 45 229 +131.74 +/- 12.93 0 2 72 169 7 +298.62 +/- 40.29
333480 ncm-dbt-03 1199037 500 225 39 236 +135.76 +/- 13.01 0 3 65 175 7 +312.48 +/- 42.67
333479 ncm-dbt-04 1183629 500 218 39 243 +130.14 +/- 12.78 0 5 64 178 3 +304.07 +/- 43.1
333478 ncm-dbt-01 1236066 500 213 33 254 +130.94 +/- 13.32 0 4 69 170 7 +295.94 +/- 41.39
333477 ncm-dbt-03 1198596 500 222 41 237 +131.74 +/- 12.93 0 2 72 169 7 +298.62 +/- 40.29
333476 ncm-dbt-06 1189315 500 225 34 241 +139.81 +/- 13.45 0 4 60 177 9 +321.19 +/- 44.57
333475 ncm-dbt-04 1185761 500 223 34 243 +138.18 +/- 13.69 0 6 57 179 8 +318.25 +/- 45.73
333474 ncm-dbt-01 1195324 500 226 37 237 +138.18 +/- 13.12 0 4 60 179 7 +321.19 +/- 44.57
333473 ncm-dbt-06 1190955 500 217 40 243 +128.55 +/- 13.73 1 5 65 174 5 +295.94 +/- 42.75
333472 ncm-dbt-03 1198620 500 216 40 244 +127.76 +/- 13.21 0 3 75 165 7 +285.49 +/- 39.5
333471 ncm-dbt-04 1184303 500 228 23 249 +151.34 +/- 12.36 0 2 49 191 8 +370.41 +/- 49.56
333470 ncm-dbt-01 1238551 500 222 45 233 +128.55 +/- 13.73 1 4 68 171 6 +293.29 +/- 41.75
333469 ncm-dbt-06 1186110 500 216 38 246 +129.35 +/- 13.17 0 6 64 176 4 +298.62 +/- 43.1
333468 ncm-dbt-03 1200962 500 223 43 234 +130.94 +/- 13.69 0 8 59 178 5 +301.33 +/- 44.81
333467 ncm-dbt-04 1188592 500 220 34 246 +135.76 +/- 12.42 0 4 59 184 3 +324.17 +/- 44.97
333466 ncm-dbt-06 1194374 500 204 49 247 +111.37 +/- 14.22 0 12 74 161 3 +245.2 +/- 39.87
333465 ncm-dbt-03 1198324 500 221 37 242 +134.15 +/- 12.86 0 5 60 181 4 +315.35 +/- 44.57
333464 ncm-dbt-01 1197087 500 223 35 242 +137.37 +/- 13.34 0 3 65 173 9 +312.48 +/- 42.67

Commit

Commit ID 5c2b3859579e20cb1abc8d53ae7ee229fbc1e335
Author Robert Nurnberg @ elitebook
Date 2024-02-24 16:59:41 UTC
Update the WDL model Based on 130M positions from 2.1M games. ``` Look recursively in directory pgns for games from SPRT tests using books matching "UHO_4060_v..epd|UHO_Lichess_4852_v1.epd" for SF revisions between 8e75548f2a10969c1c9211056999efbcebe63f9a (from 2024-02-17 17:11:46 +0100) and HEAD (from 2024-02-17 17:13:07 +0100). Based on 127920843 positions from 2109240 games, NormalizeToPawnValue should change from 345 to 356. ``` The patch only affects the UCI-reported cp and wdl values. closes https://github.com/official-stockfish/Stockfish/pull/5070 No functional change
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