6.2 KiB
6.2 KiB
ESP32-C5 fft benchmark:
| Test Name | Size | SNR (dB) | RMSE | Time (μs) | Test Time (ms) |
|---|---|---|---|---|---|
| 1. test dl fft | 128 | 105 | 0.000316 | 1220 | 703 |
| 256 | 108 | 0.000316 | 2801 | ||
| 512 | 111 | 0.000316 | 6323 | ||
| 1024 | 114 | 0.000316 | 14083 | ||
| 2048 | 117 | 0.000316 | 31060 | ||
| 2. test dl ifft | 128 | 85.7 | 0.000316 | 1278 | 772 |
| 256 | 85.4 | 0.000316 | 2919 | ||
| 512 | 85.4 | 0.000316 | 6548 | ||
| 1024 | 85.4 | 0.000316 | 14537 | ||
| 2048 | 85.2 | 0.000316 | 31963 | ||
| 3. test dl rfft | 128 | 101 | 0.000316 | 621 | 449 |
| 256 | 105 | 0.000316 | 1534 | ||
| 512 | 108 | 0.000316 | 3119 | ||
| 1024 | 110 | 0.000316 | 7577 | ||
| 2048 | 114 | 0.000316 | 15088 | ||
| 4. test dl irfft | 128 | 85.5 | 0.000316 | 668 | 491 |
| 256 | 85.9 | 0.000316 | 1630 | ||
| 512 | 84.5 | 0.000316 | 3305 | ||
| 1024 | 85.3 | 0.000316 | 7948 | ||
| 2048 | 85.4 | 0.000316 | 15804 | ||
| 5. test dl fft s16 | 128 | 65.9 | 0.001719 | 87 | 139 |
| 256 | 62.0 | 0.003524 | 194 | ||
| 512 | 59.2 | 0.006614 | 429 | ||
| 1024 | 56.8 | 0.013190 | 938 | ||
| 2048 | 53.7 | 0.026223 | 2038 | ||
| 6. test dl ifft s16 | 128 | 59.8 | 0.000527 | 89 | 143 |
| 256 | 52.2 | 0.000902 | 198 | ||
| 512 | 51.4 | 0.000917 | 435 | ||
| 1024 | 51.1 | 0.000960 | 951 | ||
| 2048 | 45.7 | 0.001737 | 2063 | ||
| 7. test dl fft hp s16 | 128 | 76.1 | 0.000621 | 111 | 149 |
| 256 | 73.6 | 0.000975 | 248 | ||
| 512 | 72.6 | 0.001546 | 537 | ||
| 1024 | 73.0 | 0.002084 | 1188 | ||
| 2048 | 69.9 | 0.004387 | 2545 | ||
| 8. test dl ifft hp s16 | 128 | 72.6 | 0.000327 | 112 | 158 |
| 256 | 71.5 | 0.000328 | 251 | ||
| 512 | 68.9 | 0.000334 | 542 | ||
| 1024 | 68.9 | 0.000335 | 1199 | ||
| 2048 | 67.8 | 0.000345 | 2566 | ||
| 9. test dl rfft s16 | 128 | 63.8 | 0.001403 | 45 | 130 |
| 256 | 60.7 | 0.002885 | 99 | ||
| 512 | 58.2 | 0.005433 | 218 | ||
| 1024 | 54.5 | 0.011284 | 477 | ||
| 2048 | 51.9 | 0.022304 | 1034 | ||
| 10. test dl irfft s16 | 128 | 57.8 | 0.000596 | 45 | 134 |
| 256 | 52.2 | 0.000937 | 100 | ||
| 512 | 50.2 | 0.000984 | 220 | ||
| 1024 | 45.6 | 0.001740 | 480 | ||
| 2048 | 40.2 | 0.003298 | 1041 | ||
| 11. test dl rfft hp s16 | 128 | 75.7 | 0.000464 | 57 | 135 |
| 256 | 74.2 | 0.000730 | 123 | ||
| 512 | 72.7 | 0.001103 | 272 | ||
| 1024 | 73.0 | 0.001432 | 585 | ||
| 2048 | 70.3 | 0.002952 | 1284 | ||
| 12. test dl irfft hp s16 | 128 | 72.8 | 0.000324 | 58 | 139 |
| 256 | 71.1 | 0.000330 | 123 | ||
| 512 | 67.8 | 0.000338 | 273 | ||
| 1024 | 69.5 | 0.000335 | 587 | ||
| 2048 | 67.4 | 0.000346 | 1289 |