dsPIC33AK512 vs Nucleo G474RE
dsPIC33A (dsPIC33AK512MPS506) at 200 MHz against Cortex-M4F (STM32G474) at 170 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
Nucleo G474RE
Cortex-M4F (STM32G474)
- Family
- Arm Cortex-M
- Board
- Nucleo G474RE
- Clock
- 170 MHz
- float / double
- 32-bit / 64-bit
Typical gap
1.10×
dsPIC33AK512 faster, geometric mean of 30 cells
Biggest win for dsPIC33AK512
5.37×
double add
Biggest win for Nucleo G474RE
11.7×
uint64_t divide
Clock for clock
1.07×
Nucleo G474RE needs fewer cycles per op (1.18× clock gap)
Operation by operation
Every cell
How many times faster dsPIC33AK512 is than Nucleo G474RE, operations per second. Blue: dsPIC33AK512 ahead. Orange: Nucleo G474RE ahead.
| Add | Subtract | Multiply | Divide | Modulo | |
|---|---|---|---|---|---|
| uint8_t | 1.47× 17.3 M/s · 11.7 M/s | 1.47× 17.3 M/s · 11.7 M/s | 1.47× 17.3 M/s · 11.7 M/s | 1.03× 9.26 M/s · 8.96 M/s | 1/1.04× 7.81 M/s · 8.1 M/s |
| uint16_t | 1.09× 12.8 M/s · 11.7 M/s | 1.09× 12.8 M/s · 11.7 M/s | 1.35× 15.9 M/s · 11.7 M/s | 1.13× 9.26 M/s · 8.2 M/s | 1.03× 7.81 M/s · 7.56 M/s |
| uint32_t | 1/1.24× 10.2 M/s · 12.6 M/s | 1/1.24× 10.2 M/s · 12.6 M/s | 1/1.05× 12.1 M/s · 12.6 M/s | 1/1.16× 7.52 M/s · 8.73 M/s | 1/1.23× 6.76 M/s · 8.3 M/s |
| uint64_t | 1.28× 9.71 M/s · 7.56 M/s | 1.28× 9.71 M/s · 7.56 M/s | 1/1.09× 6.14 M/s · 6.67 M/s | 1/11.7× 99.2 k/s · 1.16 M/s | 1/11.6× 99.8 k/s · 1.16 M/s |
| float | 1/1.39× 8.48 M/s · 11.7 M/s | 1/1.39× 8.48 M/s · 11.7 M/s | 1/1.39× 8.48 M/s · 11.7 M/s | 1/1.01× 6.33 M/s · 6.42 M/s | 1.48× 1.98 M/s · 1.34 M/s |
| double | 5.37× 8.48 M/s · 1.58 M/s | 5.37× 8.48 M/s · 1.58 M/s | 3.81× 8.48 M/s · 2.22 M/s | 3.79× 6.33 M/s · 1.67 M/s | 2.88× 1.98 M/s · 688 k/s |