Dev Builds » 20230405-0610

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 14:56:54 1188104 5026 2128 452 2446 +120.46 +/- 4.37 0 69 762 1619 63 +264.51 +/- 12.34
ncm-dbt-02 14:51:52 1239980 4956 2044 467 2445 +114.53 +/- 4.46 1 86 775 1567 49 +250.22 +/- 12.24
ncm-dbt-03 14:57:22 1233445 5012 2109 469 2434 +118.03 +/- 4.43 0 88 743 1622 53 +259.49 +/- 12.5
ncm-dbt-04 14:57:46 1228925 5006 2102 467 2437 +117.79 +/- 4.41 2 66 793 1579 63 +256.93 +/- 12.09
20000 8383 1855 9762 +117.71 +/- 2.21 3 309 3073 6387 228 +257.77 +/- 6.14

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
182819 ncm-dbt-04 1238944 6 3 1 2 +120.22 +/- 109.7 0 0 1 2 0 +279.24 +/- 576.89
182818 ncm-dbt-03 1245056 12 6 1 5 +154.02 +/- 64.21 0 0 1 5 0 +416.21 +/- 496.36
182817 ncm-dbt-01 1184199 26 8 5 13 +40.26 +/- 77.86 0 3 4 6 0 +81.65 +/- 175.28
182816 ncm-dbt-02 1252952 456 189 49 218 +110.22 +/- 14.76 0 9 74 141 4 +238.93 +/- 39.94
182815 ncm-dbt-04 1224380 500 207 52 241 +111.37 +/- 13.39 0 6 87 153 4 +243.0 +/- 36.62
182814 ncm-dbt-03 1217440 500 208 51 241 +112.91 +/- 14.38 0 10 79 155 6 +243.0 +/- 38.64
182813 ncm-dbt-01 1153692 500 227 53 220 +126.17 +/- 13.24 0 3 77 163 7 +280.42 +/- 38.93
182812 ncm-dbt-02 1244505 500 209 54 237 +111.37 +/- 13.56 0 8 82 157 3 +245.2 +/- 37.88
182811 ncm-dbt-04 1210382 500 217 39 244 +129.35 +/- 12.99 0 4 69 172 5 +295.94 +/- 41.39
182810 ncm-dbt-03 1218130 500 210 49 241 +116.0 +/- 15.31 0 14 69 159 8 +247.41 +/- 41.11
182809 ncm-dbt-01 1145210 500 210 50 240 +115.22 +/- 14.05 0 6 86 150 8 +245.2 +/- 36.85
182808 ncm-dbt-02 1224097 500 210 39 251 +123.81 +/- 13.1 0 6 70 171 3 +282.94 +/- 41.13
182807 ncm-dbt-04 1227317 500 200 48 252 +109.07 +/- 14.05 0 9 85 151 5 +234.38 +/- 37.19
182806 ncm-dbt-03 1224434 500 207 45 248 +116.77 +/- 14.53 0 10 75 158 7 +251.89 +/- 39.67
182805 ncm-dbt-01 1188393 500 207 38 255 +122.24 +/- 13.48 0 6 74 165 5 +273.0 +/- 39.95
182804 ncm-dbt-02 1238164 500 207 48 245 +114.45 +/- 13.72 0 6 85 153 6 +247.41 +/- 37.09
182803 ncm-dbt-04 1237662 500 203 55 242 +106.01 +/- 13.72 0 8 90 148 4 +228.08 +/- 36.04
182802 ncm-dbt-03 1236518 500 211 51 238 +115.22 +/- 13.72 0 8 78 160 4 +254.16 +/- 38.89
182801 ncm-dbt-01 1214088 500 210 31 259 +130.14 +/- 12.59 0 2 72 171 5 +298.62 +/- 40.29
182800 ncm-dbt-02 1248784 500 207 40 253 +120.67 +/- 15.3 0 11 72 156 11 +254.16 +/- 40.45
182799 ncm-dbt-01 1217771 500 208 49 243 +114.45 +/- 14.53 0 10 78 155 7 +245.2 +/- 38.89
182798 ncm-dbt-03 1223675 500 213 44 243 +122.24 +/- 13.83 0 7 73 164 6 +270.57 +/- 40.25
182797 ncm-dbt-04 1228526 500 210 42 248 +121.45 +/- 13.31 0 4 80 160 6 +268.17 +/- 38.21
182796 ncm-dbt-02 1233755 500 200 48 252 +109.07 +/- 14.05 0 11 79 157 3 +238.66 +/- 38.63
182795 ncm-dbt-01 1178770 500 215 41 244 +126.17 +/- 13.77 0 6 71 166 7 +280.42 +/- 40.83
182794 ncm-dbt-04 1238671 500 209 57 234 +109.07 +/- 15.72 2 11 78 151 8 +232.26 +/- 38.82
182793 ncm-dbt-03 1231512 500 202 51 247 +108.3 +/- 13.4 0 8 85 155 2 +238.66 +/- 37.17
182792 ncm-dbt-02 1230184 500 204 52 244 +109.07 +/- 13.89 0 8 87 150 5 +234.38 +/- 36.71
182791 ncm-dbt-01 1228276 500 205 49 246 +112.14 +/- 14.69 0 12 76 156 6 +240.82 +/- 39.35
182790 ncm-dbt-03 1231917 500 209 45 246 +118.33 +/- 14.52 0 9 76 157 8 +254.16 +/- 39.42
182789 ncm-dbt-04 1240994 500 203 44 253 +114.45 +/- 14.69 0 10 79 153 8 +243.0 +/- 38.64
182788 ncm-dbt-02 1250814 500 204 47 249 +112.91 +/- 13.56 0 7 83 156 4 +247.41 +/- 37.61
182787 ncm-dbt-01 1173330 500 218 41 241 +128.55 +/- 14.76 0 11 59 172 8 +285.49 +/- 44.52
182786 ncm-dbt-03 1231459 500 216 54 230 +116.77 +/- 13.71 0 8 76 162 4 +258.75 +/- 39.42
182785 ncm-dbt-04 1238368 500 222 44 234 +129.35 +/- 13.54 0 6 66 172 6 +293.29 +/- 42.41
182784 ncm-dbt-02 1242947 500 202 53 245 +106.78 +/- 14.97 1 13 76 156 4 +232.26 +/- 39.28
182783 ncm-dbt-01 1222731 500 219 50 231 +122.24 +/- 13.48 0 4 80 159 7 +268.17 +/- 38.21
182782 ncm-dbt-03 1246199 500 217 46 237 +123.81 +/- 13.98 0 10 63 173 4 +280.42 +/- 43.24
182781 ncm-dbt-04 1219669 500 215 54 231 +116.0 +/- 13.88 0 4 90 147 9 +245.2 +/- 35.79
182780 ncm-dbt-02 1233601 500 212 37 251 +126.97 +/- 13.76 0 7 67 170 6 +285.49 +/- 42.08
182779 ncm-dbt-01 1162688 500 201 45 254 +112.14 +/- 13.22 0 6 85 156 3 +247.41 +/- 37.09
182778 ncm-dbt-03 1261559 500 210 32 258 +129.35 +/- 12.8 0 4 68 174 4 +298.62 +/- 41.71
182777 ncm-dbt-04 1213269 500 213 31 256 +132.54 +/- 13.47 0 4 68 170 8 +298.62 +/- 41.71

Commit

Commit ID 1fee996999364bedbd9ca4c29649d5c7321947c5
Author Miguel Lahoz
Date 2023-04-05 06:10:34 UTC
Remove unneeded bitboard from MP Recent simplification has removed the need for an extra bitboard in MP struct. Use a local variable instead. STC: Passed Non-regression test https://tests.stockfishchess.org/tests/view/64294ae677ff3301150cba16 LLR: 2.96 (-2.94,2.94) <-1.75,0.25> Total: 64872 W: 17383 L: 17203 D: 30286 Ptnml(0-2): 179, 6675, 18546, 6859, 177 closes https://github.com/official-stockfish/Stockfish/pull/4490 No functional change.
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