XIAO MG24 vs PIC18F57Q84
Cortex-M33 (EFR32MG24) at 39 MHz against PIC18F (PIC18F57Q84) at 64 MHz, on real hardware, same C kernels, clocks verified.
XIAO MG24
Cortex-M33 (EFR32MG24)
- Family
- Arm Cortex-M
- Board
- XIAO MG24 Sense
- Clock
- 39 MHz
- float / double
- 32-bit / 64-bit
PIC18F57Q84
PIC18F (PIC18F57Q84)
- Family
- PIC / dsPIC
- Board
- PIC18F57Q84 Curiosity Nano
- Clock
- 64 MHz
- float / double
- 32-bit / 32-bit
Typical gap
22.8×
XIAO MG24 faster, geometric mean of 25 cells
Biggest win for XIAO MG24
151×
float divide
Closest cell
4.85×
uint8_t multiply
Clock for clock
37.5×
XIAO MG24 needs fewer cycles per op (1.64× clock gap)
Operation by operation
Every cell
How many times faster XIAO MG24 is than PIC18F57Q84, operations per second. Blue: XIAO MG24 ahead. Orange: PIC18F57Q84 ahead.
| Add | Subtract | Multiply | Divide | Modulo | |
|---|---|---|---|---|---|
| uint8_t | 5.04× 2.71 M/s · 538 k/s | 5.38× 2.71 M/s · 504 k/s | 4.85× 2.52 M/s · 520 k/s | 18.1× 2.44 M/s · 135 k/s | 18.0× 1.92 M/s · 106 k/s |
| uint16_t | 8.97× 2.94 M/s · 328 k/s | 8.93× 2.93 M/s · 328 k/s | 10.2× 2.93 M/s · 287 k/s | 33.6× 2.09 M/s · 62.1 k/s | 25.1× 1.77 M/s · 70.6 k/s |
| uint32_t | 13.3× 3.19 M/s · 240 k/s | 13.3× 3.19 M/s · 240 k/s | 125× 2.93 M/s · 23.5 k/s | 90.1× 2.21 M/s · 24.5 k/s | 68.6× 1.96 M/s · 28.6 k/s |
| uint64_t | not measured | not measured | not measured | not measured | not measured |
| float | 84.9× 3.18 M/s · 37.4 k/s | 100× 3.18 M/s · 31.7 k/s | 141× 3.18 M/s · 22.6 k/s | 151× 1.54 M/s · 10.2 k/s | 16.1× 318 k/s · 19.8 k/s |
| double | 9.88× 370 k/s · 37.4 k/s | 11.6× 368 k/s · 31.7 k/s | 22.3× 503 k/s · 22.6 k/s | 37.1× 379 k/s · 10.2 k/s | 8.33× 165 k/s · 19.8 k/s |