ESP32 vs dsPIC33AK512
Xtensa LX6 (ESP32) at 240 MHz against dsPIC33A (dsPIC33AK512MPS506) at 200 MHz, on real hardware, same C kernels, clocks verified.
dsPIC33AK512
dsPIC33A (dsPIC33AK512MPS506)
- Family
- PIC / dsPIC
- Board
- dsPIC33AK512MPS506 Curiosity Nano
- Clock
- 200 MHz
- float / double
- 32-bit / 32-bit
Typical gap
1.07×
dsPIC33AK512 faster, geometric mean of 30 cells
Biggest win for ESP32
17.6×
uint64_t divide
Biggest win for dsPIC33AK512
13.8×
double divide
Clock for clock
1.29×
dsPIC33AK512 needs fewer cycles per op (1.20× clock gap)
Operation by operation
Every cell
How many times faster ESP32 is than dsPIC33AK512, operations per second. Blue: ESP32 ahead. Orange: dsPIC33AK512 ahead.
| Add | Subtract | Multiply | Divide | Modulo | |
|---|---|---|---|---|---|
| uint8_t | 1/1.51× 11.4 M/s · 17.3 M/s | 1/1.51× 11.4 M/s · 17.3 M/s | 1/1.51× 11.4 M/s · 17.3 M/s | 1.13× 10.4 M/s · 9.26 M/s | 1.28× 10 M/s · 7.81 M/s |
| uint16_t | 1/1.12× 11.4 M/s · 12.8 M/s | 1/1.12× 11.4 M/s · 12.8 M/s | 1/1.39× 11.4 M/s · 15.9 M/s | 1.01× 9.32 M/s · 9.26 M/s | 1.15× 8.97 M/s · 7.81 M/s |
| uint32_t | 1.18× 12 M/s · 10.2 M/s | 1.18× 12 M/s · 10.2 M/s | 1/1.00× 12 M/s · 12.1 M/s | 1.33× 10 M/s · 7.52 M/s | 1.42× 9.6 M/s · 6.76 M/s |
| uint64_t | 1/1.38× 7.05 M/s · 9.71 M/s | 1/1.40× 6.94 M/s · 9.71 M/s | 1/1.28× 4.79 M/s · 6.14 M/s | 17.6× 1.75 M/s · 99.2 k/s | 16.9× 1.69 M/s · 99.8 k/s |
| float | 1.41× 12 M/s · 8.48 M/s | 1.41× 12 M/s · 8.48 M/s | 1.41× 12 M/s · 8.48 M/s | 1/1.66× 3.8 M/s · 6.33 M/s | 1/1.14× 1.73 M/s · 1.98 M/s |
| double | 1/2.86× 2.96 M/s · 8.48 M/s | 1/3.16× 2.68 M/s · 8.48 M/s | 1/4.55× 1.86 M/s · 8.48 M/s | 1/13.8× 459 k/s · 6.33 M/s | 1/1.79× 1.11 M/s · 1.98 M/s |