Nucleo G474RE vs XIAO MG24
Cortex-M4F (STM32G474) at 170 MHz against Cortex-M33 (EFR32MG24) at 39 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
XIAO MG24
Cortex-M33 (EFR32MG24)
- Family
- Arm Cortex-M
- Board
- XIAO MG24 Sense
- Clock
- 39 MHz
- float / double
- 32-bit / 64-bit
Typical gap
4.01×
Nucleo G474RE faster, geometric mean of 30 cells
Biggest win for Nucleo G474RE
4.66×
uint8_t multiply
Closest cell
3.20×
uint64_t subtract
Clock for clock
1.09×
XIAO MG24 needs fewer cycles per op (4.36× clock gap)
Operation by operation
Every cell
How many times faster Nucleo G474RE is than XIAO MG24, operations per second. Blue: Nucleo G474RE ahead. Orange: XIAO MG24 ahead.
| Add | Subtract | Multiply | Divide | Modulo | |
|---|---|---|---|---|---|
| uint8_t | 4.33× 11.7 M/s · 2.71 M/s | 4.33× 11.7 M/s · 2.71 M/s | 4.66× 11.7 M/s · 2.52 M/s | 3.67× 8.96 M/s · 2.44 M/s | 4.23× 8.1 M/s · 1.92 M/s |
| uint16_t | 3.99× 11.7 M/s · 2.94 M/s | 4.01× 11.7 M/s · 2.93 M/s | 4.01× 11.7 M/s · 2.93 M/s | 3.93× 8.2 M/s · 2.09 M/s | 4.27× 7.56 M/s · 1.77 M/s |
| uint32_t | 3.95× 12.6 M/s · 3.19 M/s | 3.95× 12.6 M/s · 3.19 M/s | 4.30× 12.6 M/s · 2.93 M/s | 3.95× 8.73 M/s · 2.21 M/s | 4.23× 8.3 M/s · 1.96 M/s |
| uint64_t | 3.20× 7.56 M/s · 2.36 M/s | 3.20× 7.56 M/s · 2.36 M/s | 3.39× 6.67 M/s · 1.97 M/s | 4.07× 1.16 M/s · 285 k/s | 4.07× 1.16 M/s · 285 k/s |
| float | 3.70× 11.7 M/s · 3.18 M/s | 3.70× 11.7 M/s · 3.18 M/s | 3.69× 11.7 M/s · 3.18 M/s | 4.16× 6.42 M/s · 1.54 M/s | 4.21× 1.34 M/s · 318 k/s |
| double | 4.27× 1.58 M/s · 370 k/s | 4.28× 1.58 M/s · 368 k/s | 4.41× 2.22 M/s · 503 k/s | 4.41× 1.67 M/s · 379 k/s | 4.17× 688 k/s · 165 k/s |