Dev Builds » 20240509-0652

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 11:49:07 1114613 3998 1761 299 1938 +133.22 +/- 4.92 1 46 510 1374 68 +299.87 +/- 15.1
ncm-dbt-02 11:44:55 1196525 3992 1784 308 1900 +134.85 +/- 4.82 1 33 520 1373 69 +305.04 +/- 14.94
ncm-dbt-03 11:48:55 1199477 4014 1721 287 2006 +129.85 +/- 4.69 0 36 551 1370 50 +294.34 +/- 14.51
ncm-dbt-05 11:45:53 1196188 3990 1761 284 1945 +135.02 +/- 4.74 0 34 512 1387 62 +307.73 +/- 15.06
ncm-dbt-06 11:47:32 1188571 4006 1756 317 1933 +130.63 +/- 4.93 1 48 530 1359 65 +292.28 +/- 14.81
20000 8783 1495 9722 +132.7 +/- 2.16 3 197 2623 6863 314 +299.77 +/- 6.65

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
367220 ncm-dbt-06 1181385 6 1 0 5 +58.33 +/- 98.71 0 0 2 1 0 +120.24 +/- 264.77
367219 ncm-dbt-03 1196027 14 8 0 6 +225.47 +/- 69.17 0 0 0 6 1 +1199.83 +/- 201.74
367218 ncm-dbt-02 1196087 492 215 38 239 +130.84 +/- 14.38 0 6 67 163 10 +287.33 +/- 42.08
367217 ncm-dbt-05 1196004 490 211 37 242 +128.99 +/- 12.37 0 3 67 173 2 +302.73 +/- 41.97
367216 ncm-dbt-01 1120292 498 210 44 244 +120.41 +/- 15.35 0 11 72 155 11 +253.3 +/- 40.46
367215 ncm-dbt-06 1180322 500 215 38 247 +128.55 +/- 13.38 0 6 66 173 5 +293.29 +/- 42.41
367214 ncm-dbt-03 1204595 500 217 39 244 +129.35 +/- 12.8 0 4 68 174 4 +298.62 +/- 41.71
367213 ncm-dbt-02 1199032 500 215 47 238 +121.45 +/- 13.49 0 6 75 164 5 +270.57 +/- 39.67
367212 ncm-dbt-05 1193012 500 230 34 236 +143.89 +/- 14.25 0 4 60 172 14 +321.19 +/- 44.57
367211 ncm-dbt-01 1109361 500 217 34 249 +133.34 +/- 13.63 0 6 62 175 7 +304.07 +/- 43.81
367210 ncm-dbt-06 1186819 500 210 34 256 +127.76 +/- 13.75 0 6 69 168 7 +285.49 +/- 41.44
367209 ncm-dbt-03 1199533 500 210 40 250 +123.02 +/- 12.56 0 4 74 170 2 +282.94 +/- 39.86
367208 ncm-dbt-02 1193893 500 224 29 247 +143.07 +/- 12.34 0 3 54 188 5 +346.12 +/- 47.1
367207 ncm-dbt-01 1119698 500 225 32 243 +141.44 +/- 13.78 0 6 54 181 9 +327.18 +/- 47.0
367206 ncm-dbt-05 1197420 500 224 33 243 +139.81 +/- 14.01 0 5 60 174 11 +315.35 +/- 44.57
367205 ncm-dbt-06 1193170 500 232 44 224 +137.37 +/- 14.08 0 5 63 171 11 +306.84 +/- 43.45
367204 ncm-dbt-03 1200251 500 215 36 249 +130.14 +/- 13.16 0 3 72 168 7 +293.29 +/- 40.39
367203 ncm-dbt-02 1195489 500 213 44 243 +122.24 +/- 13.48 0 5 77 162 6 +270.57 +/- 39.07
367202 ncm-dbt-06 1185466 500 219 41 240 +129.35 +/- 13.36 0 5 68 171 6 +293.29 +/- 41.75
367201 ncm-dbt-05 1197623 500 208 36 256 +124.6 +/- 12.71 0 5 70 173 2 +288.06 +/- 41.11
367200 ncm-dbt-01 1129110 500 222 44 234 +129.35 +/- 13.72 0 6 67 170 7 +290.66 +/- 42.08
367199 ncm-dbt-03 1199775 500 208 30 262 +129.35 +/- 12.8 0 4 68 174 4 +298.62 +/- 41.71
367198 ncm-dbt-06 1189740 500 224 44 232 +130.94 +/- 15.05 0 7 70 159 14 +277.93 +/- 41.14
367197 ncm-dbt-02 1197708 500 232 41 227 +139.81 +/- 14.37 1 2 65 169 13 +312.48 +/- 42.67
367196 ncm-dbt-05 1196771 500 224 32 244 +140.62 +/- 13.43 0 3 62 175 10 +321.19 +/- 43.77
367195 ncm-dbt-03 1202123 500 217 40 243 +128.55 +/- 13.19 0 4 71 169 6 +290.66 +/- 40.76
367194 ncm-dbt-01 1116565 500 220 33 247 +136.56 +/- 12.79 0 3 63 178 6 +318.25 +/- 43.39
367193 ncm-dbt-02 1197008 500 236 29 235 +153.02 +/- 12.91 0 3 47 190 10 +370.41 +/- 50.67
367192 ncm-dbt-06 1196024 500 217 33 250 +134.15 +/- 13.79 1 5 59 179 6 +312.48 +/- 44.93
367191 ncm-dbt-05 1193023 500 211 35 254 +127.76 +/- 13.21 0 5 69 171 5 +290.66 +/- 41.43
367190 ncm-dbt-03 1196219 500 212 30 258 +132.54 +/- 14.18 0 3 75 159 13 +285.49 +/- 39.5
367189 ncm-dbt-01 1131295 500 231 28 241 +149.68 +/- 13.67 0 3 54 180 13 +346.12 +/- 47.1
367188 ncm-dbt-06 1189307 500 218 55 227 +117.55 +/- 14.69 0 10 75 157 8 +251.89 +/- 39.67
367187 ncm-dbt-02 1195322 500 227 43 230 +134.15 +/- 13.97 0 3 72 163 12 +293.29 +/- 40.39
367186 ncm-dbt-05 1197405 500 228 41 231 +136.56 +/- 14.27 0 5 65 168 12 +301.33 +/- 42.75
367185 ncm-dbt-01 1100258 500 221 42 237 +130.14 +/- 14.23 0 6 69 165 10 +285.49 +/- 41.44
367184 ncm-dbt-03 1198283 500 209 37 254 +124.6 +/- 13.27 0 6 70 170 4 +282.94 +/- 41.13
367183 ncm-dbt-06 1194909 500 220 28 252 +140.62 +/- 13.24 0 4 58 180 8 +327.18 +/- 45.37
367182 ncm-dbt-02 1197665 500 222 37 241 +134.95 +/- 13.59 0 5 63 174 8 +306.84 +/- 43.45
367181 ncm-dbt-05 1198251 500 225 36 239 +138.18 +/- 12.93 0 4 59 181 6 +324.17 +/- 44.97
367180 ncm-dbt-01 1090328 500 215 42 243 +125.39 +/- 13.79 1 5 69 170 5 +285.49 +/- 41.44
367179 ncm-dbt-03 1198489 500 225 35 240 +138.99 +/- 14.21 0 8 53 180 9 +318.25 +/- 47.23

Commit

Commit ID 3b4ddf4ae6362ddef063cc644d1466754015482e
Author Michael Chaly
Date 2024-05-09 06:52:06 UTC
Simplify away conthist 3 from statscore Following previous elo gainer that gained by making conthist 3 less important in pruning this patch simplifies away this history from calculation of statscore. Passed STC: https://tests.stockfishchess.org/tests/view/6637aa7e9819650825aa93e0 LLR: 3.00 (-2.94,2.94) <-1.75,0.25> Total: 35392 W: 9352 L: 9120 D: 16920 Ptnml(0-2): 141, 4145, 8888, 4385, 137 Passed LTC: https://tests.stockfishchess.org/tests/view/66383cd8493aaaf4b7ea90c5 LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 33948 W: 8714 L: 8503 D: 16731 Ptnml(0-2): 39, 3701, 9270, 3938, 26 closes https://github.com/official-stockfish/Stockfish/pull/5220 Bench: 2508571
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