Dev Builds » 20231214-1741

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 14:49:49 1100243 5008 2152 419 2437 +125.41 +/- 4.31 1 58 714 1669 62 +280.25 +/- 12.75
ncm-dbt-02 14:47:36 1231781 4974 2112 393 2469 +125.23 +/- 4.21 1 50 713 1675 48 +283.13 +/- 12.75
ncm-dbt-03 14:51:22 1233108 5050 2204 397 2449 +130.07 +/- 4.25 1 53 674 1732 65 +294.81 +/- 13.13
ncm-dbt-05 14:47:15 1230204 4968 2144 383 2441 +128.74 +/- 4.35 1 59 668 1690 66 +289.86 +/- 13.19
20000 8612 1592 9796 +127.36 +/- 2.14 4 220 2769 6766 241 +286.97 +/- 6.47

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
211738 ncm-dbt-01 1103182 8 3 0 5 +136.74 +/- 187.81 0 0 2 1 1 +190.67 +/- 458.56
211737 ncm-dbt-03 1225700 50 23 3 24 +147.15 +/- 40.0 0 0 6 18 1 +346.06 +/- 166.42
211736 ncm-dbt-05 1235267 468 199 31 238 +130.53 +/- 15.08 1 3 68 151 11 +284.99 +/- 41.66
211735 ncm-dbt-02 1225922 474 200 38 236 +123.72 +/- 13.74 0 5 70 157 5 +276.96 +/- 41.08
211734 ncm-dbt-01 1095612 500 226 39 235 +136.56 +/- 13.36 0 5 60 178 7 +315.35 +/- 44.57
211733 ncm-dbt-03 1245444 500 218 39 243 +130.14 +/- 14.57 0 8 65 167 10 +285.49 +/- 42.7
211732 ncm-dbt-05 1227626 500 217 39 244 +129.35 +/- 14.07 0 6 69 166 9 +285.49 +/- 41.44
211731 ncm-dbt-02 1221831 500 206 38 256 +121.45 +/- 13.31 0 4 80 160 6 +268.17 +/- 38.21
211730 ncm-dbt-01 1105290 500 225 45 230 +130.94 +/- 13.51 0 5 67 171 7 +295.94 +/- 42.08
211729 ncm-dbt-03 1224295 500 229 45 226 +134.15 +/- 13.97 0 4 69 166 11 +295.94 +/- 41.39
211728 ncm-dbt-05 1232333 500 212 47 241 +119.11 +/- 14.19 0 11 67 168 4 +265.78 +/- 41.9
211727 ncm-dbt-02 1217491 500 221 39 240 +132.54 +/- 13.47 0 5 65 173 7 +301.33 +/- 42.75
211726 ncm-dbt-01 1109583 500 214 47 239 +120.67 +/- 13.15 0 4 80 161 5 +268.17 +/- 38.21
211725 ncm-dbt-03 1238596 500 219 36 245 +133.34 +/- 12.89 0 3 67 174 6 +306.84 +/- 41.99
211724 ncm-dbt-05 1246704 500 230 50 220 +130.94 +/- 12.56 0 4 65 178 3 +306.84 +/- 42.73
211723 ncm-dbt-02 1248752 500 206 39 255 +120.67 +/- 12.6 0 4 77 167 2 +275.45 +/- 39.01
211722 ncm-dbt-01 1094125 500 208 38 254 +123.02 +/- 13.47 0 5 76 163 6 +273.0 +/- 39.35
211721 ncm-dbt-03 1225000 500 220 39 241 +131.74 +/- 12.34 0 3 66 178 3 +309.64 +/- 42.33
211720 ncm-dbt-05 1225992 500 217 36 247 +131.74 +/- 13.85 0 7 62 174 7 +298.62 +/- 43.77
211719 ncm-dbt-02 1242334 500 211 47 242 +118.33 +/- 13.52 1 4 79 162 4 +265.78 +/- 38.54
211718 ncm-dbt-01 1100572 500 219 50 231 +122.24 +/- 14.17 0 9 69 166 6 +270.57 +/- 41.4
211717 ncm-dbt-03 1242627 500 218 36 246 +132.54 +/- 13.65 0 6 63 174 7 +301.33 +/- 43.45
211716 ncm-dbt-05 1227118 500 222 36 242 +135.76 +/- 13.2 0 4 63 176 7 +312.48 +/- 43.44
211715 ncm-dbt-02 1209283 500 211 36 253 +126.97 +/- 12.47 0 5 66 178 1 +298.62 +/- 42.41
211714 ncm-dbt-01 1104304 500 215 38 247 +128.55 +/- 14.08 1 6 64 173 6 +293.29 +/- 43.07
211713 ncm-dbt-03 1232927 500 214 40 246 +126.17 +/- 13.42 0 9 60 179 2 +293.29 +/- 44.36
211712 ncm-dbt-05 1236778 500 209 38 253 +123.81 +/- 13.46 0 4 78 161 7 +273.0 +/- 38.74
211711 ncm-dbt-02 1237234 500 210 39 251 +123.81 +/- 13.81 0 6 74 163 7 +273.0 +/- 39.95
211710 ncm-dbt-01 1094223 500 200 40 260 +115.22 +/- 13.38 0 6 82 158 4 +254.16 +/- 37.82
211709 ncm-dbt-03 1251418 500 217 42 241 +126.97 +/- 13.41 0 6 68 171 5 +288.06 +/- 41.76
211708 ncm-dbt-05 1213410 500 215 43 242 +124.6 +/- 13.62 0 7 69 169 5 +280.42 +/- 41.44
211707 ncm-dbt-02 1236955 500 221 38 241 +133.34 +/- 13.63 0 8 56 181 5 +309.64 +/- 45.98
211706 ncm-dbt-01 1093398 500 216 42 242 +126.17 +/- 13.77 0 6 71 166 7 +280.42 +/- 40.83
211705 ncm-dbt-03 1217190 500 215 35 250 +130.94 +/- 14.22 0 5 71 163 11 +285.49 +/- 40.81
211704 ncm-dbt-05 1215085 500 217 32 251 +134.95 +/- 13.41 0 3 68 170 9 +304.07 +/- 41.65
211703 ncm-dbt-01 1101706 500 220 40 240 +130.94 +/- 13.87 0 6 66 170 8 +293.29 +/- 42.41
211702 ncm-dbt-02 1245185 500 206 40 254 +119.89 +/- 13.68 0 5 81 157 7 +261.07 +/- 38.02
211701 ncm-dbt-03 1223041 500 222 45 233 +128.55 +/- 13.56 0 5 70 168 7 +288.06 +/- 41.11
211700 ncm-dbt-01 1100688 500 206 40 254 +119.89 +/- 13.51 0 6 77 162 5 +265.78 +/- 39.12
211699 ncm-dbt-03 1237958 500 209 37 254 +124.6 +/- 13.09 1 4 69 174 2 +290.66 +/- 41.43
211698 ncm-dbt-02 1232828 500 220 39 241 +131.74 +/- 12.74 0 4 65 177 4 +306.84 +/- 42.73
211697 ncm-dbt-05 1241727 500 206 31 263 +126.97 +/- 13.94 0 10 59 177 4 +290.66 +/- 44.63

Commit

Commit ID cdfafb3426cdf3a6c60fe2e20eb52c72d2777e51
Author WangXiang
Date 2023-12-14 17:41:53 UTC
Add loongarch64 support Adding support for LoongArch64 architecture. Tested on Loongson 3A6000 EVB Board. Since Loongson's SIMD extended instruction set ([LSX](https://gcc.gnu.org/onlinedocs/gcc/LoongArch-SX-Vector-Intrinsics.html), [LASX](https://gcc.gnu.org/onlinedocs/gcc/LoongArch-ASX-Vector-Intrinsics.html)) is already supported by GCC, more optimizations are being developed. Here's the benchmark result for Loongson 3A6000 (4c8t, 2.5Ghz) without SIMD optimizations. ``` Total time (ms) : 17903 Nodes searched : 1244386 Nodes/second : 69507 ``` closes https://github.com/official-stockfish/Stockfish/pull/4913 No functional change
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