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