Dev Builds » 20230813-0948

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 09:54:04 1194647 3336 1417 276 1643 +123.82 +/- 5.21 0 39 484 1110 35 +277.35 +/- 15.49
ncm-dbt-02 09:51:04 1197902 3304 1412 291 1601 +122.74 +/- 5.32 1 38 492 1081 40 +272.37 +/- 15.36
ncm-dbt-03 09:54:40 1238007 3348 1411 313 1624 +118.31 +/- 5.32 0 47 518 1073 36 +260.15 +/- 14.97
ncm-dbt-04 09:54:34 1233430 3342 1431 288 1623 +123.81 +/- 5.33 2 44 470 1119 36 +277.72 +/- 15.73
ncm-dbt-05 09:49:16 1229218 3316 1461 277 1578 +129.77 +/- 5.27 0 28 471 1106 53 +289.46 +/- 15.68
ncm-dbt-06 09:54:37 1225710 3354 1435 293 1626 +123.22 +/- 5.36 0 49 478 1109 41 +273.32 +/- 15.6
20000 8567 1738 9695 +123.59 +/- 2.17 3 245 2913 6598 241 +274.9 +/- 6.31

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
199840 ncm-dbt-02 1191075 304 135 28 141 +127.75 +/- 16.12 0 3 40 108 1 +299.54 +/- 54.92
199839 ncm-dbt-05 1226793 316 149 20 147 +150.6 +/- 15.89 0 2 30 121 5 +367.51 +/- 64.17
199838 ncm-dbt-01 1206528 336 141 33 162 +115.78 +/- 17.61 0 6 53 104 5 +248.02 +/- 47.38
199837 ncm-dbt-04 1230759 342 145 38 159 +112.47 +/- 18.23 0 10 48 109 4 +242.1 +/- 49.49
199836 ncm-dbt-03 1237575 348 151 27 170 +129.47 +/- 16.74 0 5 45 119 5 +290.6 +/- 51.63
199835 ncm-dbt-06 1236028 354 148 27 179 +123.73 +/- 14.83 0 3 51 122 1 +286.75 +/- 48.3
199834 ncm-dbt-02 1195969 500 212 46 242 +119.89 +/- 13.68 0 5 81 157 7 +261.07 +/- 38.02
199833 ncm-dbt-05 1222477 500 222 34 244 +137.37 +/- 11.94 0 1 64 181 4 +327.18 +/- 42.83
199832 ncm-dbt-01 1199454 500 221 41 238 +130.94 +/- 13.51 0 5 67 171 7 +295.94 +/- 42.08
199831 ncm-dbt-04 1235175 500 219 47 234 +124.6 +/- 14.14 1 5 72 165 7 +277.93 +/- 40.53
199830 ncm-dbt-03 1240436 500 216 56 228 +115.22 +/- 14.21 0 8 81 154 7 +247.41 +/- 38.13
199829 ncm-dbt-06 1231556 500 218 57 225 +116.0 +/- 14.21 0 10 74 161 5 +254.16 +/- 39.94
199828 ncm-dbt-02 1197526 500 214 51 235 +117.55 +/- 14.2 1 6 78 159 6 +258.75 +/- 38.88
199827 ncm-dbt-05 1227744 500 214 48 238 +119.89 +/- 13.85 0 6 79 158 7 +261.07 +/- 38.58
199826 ncm-dbt-01 1187282 500 206 43 251 +117.55 +/- 13.87 0 9 73 164 4 +261.07 +/- 40.24
199825 ncm-dbt-04 1238835 500 216 40 244 +127.76 +/- 13.39 0 7 64 175 4 +293.29 +/- 43.07
199824 ncm-dbt-03 1232352 500 214 48 238 +119.89 +/- 14.19 0 7 78 157 8 +258.75 +/- 38.88
199823 ncm-dbt-06 1214534 500 219 47 234 +124.6 +/- 13.62 0 8 66 172 4 +282.94 +/- 42.37
199822 ncm-dbt-02 1203527 500 209 47 244 +116.77 +/- 13.01 0 5 81 161 3 +261.07 +/- 38.02
199821 ncm-dbt-05 1247797 500 224 49 227 +126.97 +/- 13.76 0 5 73 164 8 +280.42 +/- 40.21
199820 ncm-dbt-01 1195332 500 217 39 244 +129.35 +/- 13.17 0 4 70 170 6 +293.29 +/- 41.07
199819 ncm-dbt-04 1225368 500 212 39 249 +125.38 +/- 13.07 0 6 68 173 3 +288.06 +/- 41.76
199818 ncm-dbt-03 1224495 500 202 44 254 +113.68 +/- 13.72 0 11 71 167 1 +256.44 +/- 40.73
199817 ncm-dbt-06 1225920 500 217 38 245 +130.14 +/- 14.06 0 8 62 173 7 +293.29 +/- 43.72
199816 ncm-dbt-05 1220722 500 217 51 232 +119.89 +/- 14.51 0 8 77 156 9 +256.44 +/- 39.15
199815 ncm-dbt-02 1199992 500 216 36 248 +130.94 +/- 14.72 0 8 65 166 11 +285.49 +/- 42.7
199814 ncm-dbt-04 1234376 500 207 42 251 +119.11 +/- 13.17 0 7 73 168 2 +270.57 +/- 40.25
199813 ncm-dbt-01 1188170 500 211 38 251 +125.38 +/- 13.79 0 7 69 168 6 +280.42 +/- 41.44
199812 ncm-dbt-06 1217284 500 209 46 245 +117.55 +/- 14.2 0 9 75 160 6 +256.44 +/- 39.69
199811 ncm-dbt-03 1233690 500 205 38 257 +120.67 +/- 13.32 0 5 78 162 5 +268.17 +/- 38.8
199810 ncm-dbt-05 1229211 500 217 31 252 +135.76 +/- 12.81 0 2 67 174 7 +312.48 +/- 41.9
199809 ncm-dbt-02 1199431 500 214 42 244 +124.6 +/- 12.9 0 5 71 171 3 +285.49 +/- 40.81
199808 ncm-dbt-01 1190570 500 216 34 250 +132.54 +/- 12.32 0 1 71 173 5 +306.84 +/- 40.47
199807 ncm-dbt-03 1246123 500 214 48 238 +119.89 +/- 13.16 0 3 84 157 6 +263.42 +/- 37.11
199806 ncm-dbt-04 1231808 500 216 42 242 +126.17 +/- 14.46 0 6 75 158 11 +270.57 +/- 39.67
199805 ncm-dbt-06 1211895 500 212 38 250 +126.17 +/- 13.95 0 7 69 167 7 +280.42 +/- 41.44
199804 ncm-dbt-05 1229783 500 218 44 238 +126.17 +/- 14.46 0 4 81 152 13 +265.78 +/- 37.95
199803 ncm-dbt-01 1195195 500 205 48 247 +112.91 +/- 13.22 0 7 81 160 2 +251.89 +/- 38.11
199802 ncm-dbt-02 1197799 500 212 41 247 +123.81 +/- 14.15 0 6 76 159 9 +268.17 +/- 39.39
199801 ncm-dbt-03 1251379 500 209 52 239 +112.91 +/- 13.73 0 8 81 157 4 +247.41 +/- 38.13
199800 ncm-dbt-04 1237690 500 216 40 244 +127.76 +/- 13.39 1 3 70 171 5 +293.29 +/- 41.07
199799 ncm-dbt-06 1242753 500 212 40 248 +124.6 +/- 14.14 0 4 81 154 11 +265.78 +/- 37.95

Commit

Commit ID c02ee70927bcb90240f40d8e580e30dc622d5ce9
Author FauziAkram
Date 2023-08-13 09:48:32 UTC
Simplify prior countermove bonus Swapping a multiplication operation between two terms with a simple constant Passed STC: LLR: 2.93 (-2.94,2.94) <-1.75,0.25> Total: 60512 W: 15424 L: 15231 D: 29857 Ptnml(0-2): 200, 6985, 15712, 7140, 219 https://tests.stockfishchess.org/tests/view/64d2addf5b17f7c21c0dfae6 Passed LTC: LLR: 2.96 (-2.94,2.94) <-1.75,0.25> Total: 108456 W: 27545 L: 27414 D: 53497 Ptnml(0-2): 63, 11629, 30698, 11790, 48 https://tests.stockfishchess.org/tests/view/64d3ab6e5b17f7c21c0e1188 closes https://github.com/official-stockfish/Stockfish/pull/4738 Bench: 1636213
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