Dev Builds » 20231202-1030

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 14:53:33 1118734 5028 2172 440 2416 +124.78 +/- 4.37 1 67 710 1671 65 +277.61 +/- 12.79
ncm-dbt-02 14:48:02 1227123 4986 2158 409 2419 +127.28 +/- 4.29 0 68 658 1717 50 +289.04 +/- 13.29
ncm-dbt-03 14:55:11 1231153 4986 2159 369 2458 +130.55 +/- 4.29 2 52 657 1718 64 +296.7 +/- 13.3
ncm-dbt-05 14:46:29 1230709 5000 2156 398 2446 +127.6 +/- 4.2 0 54 684 1712 50 +290.14 +/- 13.03
20000 8645 1616 9739 +127.54 +/- 2.14 3 241 2709 6818 229 +288.26 +/- 6.54

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
210876 ncm-dbt-01 1118835 28 12 2 14 +129.76 +/- 47.61 0 0 4 10 0 +311.17 +/- 229.57
210875 ncm-dbt-03 1240902 486 203 36 247 +124.45 +/- 13.7 1 4 69 165 4 +284.79 +/- 41.41
210874 ncm-dbt-02 1228609 486 206 37 243 +126.07 +/- 13.86 0 8 62 169 4 +287.43 +/- 43.72
210873 ncm-dbt-05 1247805 500 223 47 230 +127.76 +/- 13.21 0 5 69 171 5 +290.66 +/- 41.43
210872 ncm-dbt-01 1098871 500 215 46 239 +122.24 +/- 13.83 0 9 67 170 4 +275.45 +/- 42.01
210871 ncm-dbt-03 1217165 500 218 36 246 +132.54 +/- 13.28 0 4 67 172 7 +301.33 +/- 42.04
210870 ncm-dbt-02 1219332 500 221 46 233 +126.97 +/- 13.04 0 6 66 175 3 +293.29 +/- 42.41
210869 ncm-dbt-05 1226513 500 223 38 239 +134.95 +/- 12.84 0 3 65 176 6 +312.48 +/- 42.67
210868 ncm-dbt-01 1137588 500 209 45 246 +118.33 +/- 14.36 0 9 75 159 7 +256.44 +/- 39.69
210867 ncm-dbt-02 1224264 500 218 44 238 +126.17 +/- 12.68 0 4 71 172 3 +290.66 +/- 40.76
210866 ncm-dbt-03 1208766 500 209 33 258 +127.76 +/- 13.02 0 5 68 173 4 +293.29 +/- 41.75
210865 ncm-dbt-05 1229461 500 215 33 252 +132.54 +/- 12.32 0 4 62 182 2 +315.35 +/- 43.81
210864 ncm-dbt-01 1114486 500 211 47 242 +118.33 +/- 13.86 0 8 75 162 5 +261.07 +/- 39.69
210863 ncm-dbt-02 1230218 500 224 31 245 +141.44 +/- 13.21 0 6 51 187 6 +336.46 +/- 48.37
210862 ncm-dbt-05 1222015 500 221 29 250 +140.62 +/- 13.04 0 2 63 176 9 +324.17 +/- 43.32
210861 ncm-dbt-03 1220184 500 212 46 242 +119.89 +/- 14.02 1 8 68 170 3 +273.0 +/- 41.7
210860 ncm-dbt-01 1120620 500 218 28 254 +138.99 +/- 13.1 0 3 62 177 8 +321.19 +/- 43.77
210859 ncm-dbt-02 1226628 500 205 42 253 +117.55 +/- 14.37 0 11 70 164 5 +258.75 +/- 41.02
210858 ncm-dbt-05 1226708 500 218 55 227 +117.55 +/- 14.69 0 11 72 160 7 +254.16 +/- 40.45
210857 ncm-dbt-03 1233585 500 229 34 237 +143.07 +/- 13.34 0 4 56 181 9 +333.32 +/- 46.21
210856 ncm-dbt-01 1124870 500 215 45 240 +123.02 +/- 12.93 0 5 73 169 3 +280.42 +/- 40.21
210855 ncm-dbt-05 1222935 500 221 39 240 +132.54 +/- 13.1 0 4 66 174 6 +304.07 +/- 42.38
210854 ncm-dbt-02 1220434 500 219 39 242 +130.94 +/- 13.69 0 6 65 172 7 +295.94 +/- 42.75
210853 ncm-dbt-03 1217040 500 219 25 256 +142.25 +/- 11.73 0 1 58 187 4 +346.12 +/- 45.18
210852 ncm-dbt-01 1113404 500 219 42 239 +128.55 +/- 14.08 1 6 64 173 6 +293.29 +/- 43.07
210851 ncm-dbt-02 1220699 500 212 37 251 +126.97 +/- 14.61 0 9 66 166 9 +277.93 +/- 42.33
210850 ncm-dbt-05 1244285 500 211 38 251 +125.38 +/- 13.07 0 7 65 176 2 +290.66 +/- 42.73
210849 ncm-dbt-03 1232358 500 218 43 239 +126.97 +/- 14.28 0 5 76 158 11 +273.0 +/- 39.35
210848 ncm-dbt-01 1119532 500 210 37 253 +125.38 +/- 13.43 0 5 73 166 6 +280.42 +/- 40.21
210847 ncm-dbt-02 1231253 500 212 45 243 +120.67 +/- 13.15 0 6 74 167 3 +273.0 +/- 39.95
210846 ncm-dbt-05 1236183 500 204 46 250 +113.68 +/- 13.72 0 8 80 158 4 +249.64 +/- 38.38
210845 ncm-dbt-03 1232127 500 212 39 249 +125.38 +/- 14.47 0 7 73 160 10 +270.57 +/- 40.25
210844 ncm-dbt-01 1124174 500 218 53 229 +119.11 +/- 14.68 0 7 82 150 11 +249.64 +/- 37.86
210843 ncm-dbt-02 1240313 500 220 48 232 +124.6 +/- 13.62 0 5 75 163 7 +275.45 +/- 39.63
210842 ncm-dbt-03 1248215 500 216 39 245 +128.55 +/- 13.38 0 6 66 173 5 +293.29 +/- 42.41
210841 ncm-dbt-05 1222375 500 206 35 259 +123.81 +/- 13.46 0 6 72 167 5 +277.93 +/- 40.53
210840 ncm-dbt-01 1116062 500 213 48 239 +119.11 +/- 14.84 0 12 68 163 7 +258.75 +/- 41.54
210839 ncm-dbt-02 1229485 500 221 40 239 +131.74 +/- 13.12 0 7 58 182 3 +309.64 +/- 45.27
210838 ncm-dbt-05 1228815 500 214 38 248 +127.76 +/- 12.84 0 4 70 172 4 +293.29 +/- 41.07
210837 ncm-dbt-03 1261194 500 223 38 239 +134.95 +/- 13.96 0 8 56 179 7 +309.64 +/- 45.98
210836 ncm-dbt-01 1117640 500 232 47 221 +134.95 +/- 13.22 0 3 67 172 8 +306.84 +/- 41.99

Commit

Commit ID 757ae2ff53714b975066cd9eb3b518611bc06b11
Author Muzhen Gaming
Date 2023-12-02 10:30:47 UTC
Simplify move history reduction Recent VLTC search tuning has suggested that the depth limit can be increased by a lot. This patch simplifies away the depth-based bonus from statScore reduction, making the divisor a constant. Passed STC: https://tests.stockfishchess.org/tests/view/656201f5136acbc573549791 LLR: 2.96 (-2.94,2.94) <-1.75,0.25> Total: 91520 W: 23130 L: 22967 D: 45423 Ptnml(0-2): 282, 10947, 23141, 11106, 284 Passed LTC: https://tests.stockfishchess.org/tests/view/6562b43a136acbc57354a581 LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 352902 W: 86796 L: 86917 D: 179189 Ptnml(0-2): 190, 40227, 95741, 40100, 193 closes https://github.com/official-stockfish/Stockfish/pull/4886 Bench: 1297179
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