Dev Builds » 20231222-1051

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 09:55:26 1205055 3374 1478 266 1630 +130.63 +/- 5.33 2 33 458 1139 55 +292.64 +/- 15.93
ncm-dbt-02 09:49:43 1225759 3300 1421 258 1621 +127.93 +/- 5.34 1 37 455 1112 45 +286.89 +/- 15.99
ncm-dbt-03 09:54:31 1232805 3354 1472 266 1616 +130.77 +/- 5.11 0 32 446 1160 39 +298.54 +/- 16.14
ncm-dbt-04 09:46:09 1231399 3298 1429 293 1576 +124.78 +/- 5.17 0 32 484 1098 35 +280.22 +/- 15.47
ncm-dbt-05 09:49:00 1226565 3306 1459 251 1596 +133.1 +/- 5.35 0 38 422 1140 53 +300.47 +/- 16.61
ncm-dbt-06 09:53:40 1231706 3368 1489 264 1615 +132.43 +/- 5.33 1 36 440 1151 56 +297.8 +/- 16.26
20000 8748 1598 9654 +129.95 +/- 2.15 4 208 2705 6800 283 +292.69 +/- 6.55

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
243226 ncm-dbt-02 1248955 238 104 12 122 +141.66 +/- 19.32 0 1 30 83 5 +323.49 +/- 63.76
243225 ncm-dbt-05 1224902 240 113 18 109 +145.47 +/- 17.76 0 1 26 90 3 +351.67 +/- 69.12
243224 ncm-dbt-04 1214473 276 118 22 136 +126.1 +/- 16.19 0 1 41 95 1 +293.55 +/- 53.75
243223 ncm-dbt-03 1230495 282 122 23 137 +127.39 +/- 17.33 0 2 41 95 3 +288.61 +/- 54.01
243222 ncm-dbt-01 1182973 304 129 29 146 +118.7 +/- 18.52 1 3 47 97 4 +262.33 +/- 50.39
243221 ncm-dbt-06 1215115 306 138 20 148 +141.28 +/- 16.34 0 2 35 112 4 +334.18 +/- 59.0
243220 ncm-dbt-05 1208955 500 217 36 247 +131.74 +/- 13.12 0 3 70 170 7 +298.62 +/- 41.01
243219 ncm-dbt-02 1252968 500 211 45 244 +119.89 +/- 13.51 0 7 74 165 4 +268.17 +/- 39.97
243218 ncm-dbt-04 1239110 500 219 36 245 +133.34 +/- 13.45 0 5 64 174 7 +304.07 +/- 43.1
243217 ncm-dbt-03 1236148 500 220 36 244 +134.15 +/- 13.43 0 7 57 181 5 +312.48 +/- 45.66
243216 ncm-dbt-01 1242843 500 228 37 235 +139.81 +/- 13.45 0 3 63 174 10 +318.25 +/- 43.39
243215 ncm-dbt-06 1240458 500 216 42 242 +126.18 +/- 13.77 1 6 65 174 4 +290.66 +/- 42.73
243214 ncm-dbt-02 1219779 500 215 44 241 +123.81 +/- 14.65 0 8 73 159 10 +265.78 +/- 40.25
243213 ncm-dbt-05 1230388 500 209 35 256 +126.17 +/- 14.62 0 9 67 165 9 +275.45 +/- 42.01
243212 ncm-dbt-04 1240743 500 216 41 243 +126.97 +/- 13.04 0 4 72 169 5 +288.06 +/- 40.46
243211 ncm-dbt-03 1237371 500 219 38 243 +131.74 +/- 12.74 0 5 62 180 3 +309.64 +/- 43.82
243210 ncm-dbt-01 1198134 500 213 43 244 +123.02 +/- 13.47 0 5 76 163 6 +273.0 +/- 39.35
243209 ncm-dbt-06 1222836 500 221 44 235 +128.55 +/- 14.08 0 5 73 162 10 +280.42 +/- 40.21
243208 ncm-dbt-02 1237715 500 216 38 246 +129.35 +/- 14.41 1 6 65 170 8 +290.66 +/- 42.73
243207 ncm-dbt-05 1253464 500 228 37 235 +139.81 +/- 12.67 0 5 53 188 4 +336.46 +/- 47.52
243206 ncm-dbt-04 1240682 500 215 51 234 +118.33 +/- 14.2 0 7 80 155 8 +254.16 +/- 38.36
243205 ncm-dbt-03 1243204 500 217 32 251 +134.95 +/- 13.59 0 6 60 177 7 +309.64 +/- 44.55
243204 ncm-dbt-01 1256469 500 213 36 251 +128.55 +/- 14.25 1 6 65 171 7 +290.66 +/- 42.73
243203 ncm-dbt-06 1215796 500 217 36 247 +131.74 +/- 13.3 0 6 62 177 5 +304.07 +/- 43.81
243202 ncm-dbt-05 1221841 500 216 39 245 +128.55 +/- 14.08 0 5 73 162 10 +280.42 +/- 40.21
243201 ncm-dbt-02 1238403 500 221 41 238 +130.94 +/- 13.51 0 4 70 168 8 +293.29 +/- 41.07
243200 ncm-dbt-04 1209276 500 224 54 222 +123.02 +/- 13.65 0 8 68 170 4 +277.93 +/- 41.74
243199 ncm-dbt-03 1232489 500 219 50 231 +122.24 +/- 13.66 0 6 75 163 6 +270.57 +/- 39.67
243198 ncm-dbt-06 1231995 500 221 40 239 +131.74 +/- 14.03 0 6 66 169 9 +293.29 +/- 42.41
243197 ncm-dbt-01 1181141 500 219 36 245 +133.34 +/- 13.26 0 3 69 170 8 +301.33 +/- 41.33
243196 ncm-dbt-05 1233041 500 229 48 223 +131.74 +/- 14.37 0 6 68 165 11 +288.06 +/- 41.76
243195 ncm-dbt-02 1212475 500 218 39 243 +130.14 +/- 12.78 0 5 64 178 3 +304.07 +/- 43.1
243194 ncm-dbt-03 1227752 500 225 39 236 +135.76 +/- 12.81 0 1 70 171 8 +309.64 +/- 40.79
243193 ncm-dbt-04 1248780 500 217 43 240 +126.17 +/- 14.12 0 6 73 162 9 +275.45 +/- 40.24
243192 ncm-dbt-06 1245508 500 232 40 228 +140.62 +/- 14.53 0 4 65 166 15 +306.84 +/- 42.73
243191 ncm-dbt-01 1189140 500 222 48 230 +126.17 +/- 13.77 0 6 71 166 7 +280.42 +/- 40.83
243190 ncm-dbt-05 1232372 500 219 31 250 +137.37 +/- 14.08 0 8 54 180 8 +315.35 +/- 46.8
243189 ncm-dbt-02 1228245 500 211 34 255 +128.55 +/- 13.56 0 5 70 168 7 +288.06 +/- 41.11
243188 ncm-dbt-03 1253619 500 217 43 240 +126.17 +/- 13.06 0 4 73 168 5 +285.49 +/- 40.16
243187 ncm-dbt-04 1225526 500 212 45 243 +120.67 +/- 11.83 0 1 82 166 1 +277.93 +/- 37.36
243186 ncm-dbt-01 1207947 500 225 34 241 +139.81 +/- 14.37 0 6 59 173 12 +312.48 +/- 44.93
243185 ncm-dbt-06 1254545 500 220 36 244 +134.15 +/- 13.61 0 5 64 173 8 +304.07 +/- 43.1
243184 ncm-dbt-04 1232605 22 8 1 13 +114.47 +/- 55.67 0 0 4 7 0 +261.2 +/- 212.89
243183 ncm-dbt-06 1227397 62 24 6 32 +103.84 +/- 44.46 0 2 10 18 1 +214.05 +/- 114.89
243182 ncm-dbt-05 1207557 66 28 7 31 +114.51 +/- 39.39 0 1 11 20 1 +244.13 +/- 109.76
243181 ncm-dbt-02 1167533 62 25 5 32 +116.22 +/- 37.17 0 1 9 21 0 +266.47 +/- 124.54
243180 ncm-dbt-01 1181795 70 29 3 38 +135.51 +/- 37.1 0 1 8 25 1 +311.26 +/- 135.64
243179 ncm-dbt-03 1201363 72 33 5 34 +142.6 +/- 39.21 0 1 8 25 2 +316.96 +/- 135.84

Commit

Commit ID fbdf5d94a9a42acb92720a5896b16c92931ec3de
Author FauziAkram
Date 2023-12-22 10:51:08 UTC
Tweak quiet move bonus Improving quiet move bonus by replacing bestvalue and alpha comparison, with checking the statScore of the previous search step instead. Inspired by @locutus2 Passed STC: https://tests.stockfishchess.org/tests/view/657f22fb893104ee25b614e8 LLR: 2.96 (-2.94,2.94) <0.00,2.00> Total: 51296 W: 13121 L: 12774 D: 25401 Ptnml(0-2): 225, 5986, 12868, 6355, 214 Passed LTC: https://tests.stockfishchess.org/tests/view/658024a2893104ee25b62587 LLR: 2.94 (-2.94,2.94) <0.50,2.50> Total: 82758 W: 20606 L: 20189 D: 41963 Ptnml(0-2): 51, 9149, 22555, 9580, 44 closes https://github.com/official-stockfish/Stockfish/pull/4930 Bench: 1312822
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