XIAO MG24 vs ESP32-C6
Cortex-M33 (EFR32MG24) at 39 MHz against RV32IMAC (ESP32-C6) at 160 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
ESP32-C6
RV32IMAC (ESP32-C6)
- Family
- RISC-V
- Board
- ESP32-C6-DevKitM-1
- Clock
- 160 MHz
- float / double
- 32-bit / 64-bit
Typical gap
2.94×
ESP32-C6 faster, geometric mean of 30 cells
Biggest win for XIAO MG24
1.71×
float divide
Biggest win for ESP32-C6
5.54×
uint8_t multiply
Clock for clock
1.40×
XIAO MG24 needs fewer cycles per op (4.10× clock gap)
Operation by operation
Every cell
How many times faster XIAO MG24 is than ESP32-C6, operations per second. Blue: XIAO MG24 ahead. Orange: ESP32-C6 ahead.
| Add | Subtract | Multiply | Divide | Modulo | |
|---|---|---|---|---|---|
| uint8_t | 1/4.73× 2.71 M/s · 12.8 M/s | 1/5.15× 2.71 M/s · 14 M/s | 1/5.54× 2.52 M/s · 14 M/s | 1/3.31× 2.44 M/s · 8.1 M/s | 1/4.28× 1.92 M/s · 8.2 M/s |
| uint16_t | 1/3.51× 2.94 M/s · 10.3 M/s | 1/3.53× 2.93 M/s · 10.3 M/s | 1/3.77× 2.93 M/s · 11.1 M/s | 1/3.52× 2.09 M/s · 7.35 M/s | 1/4.20× 1.77 M/s · 7.43 M/s |
| uint32_t | 1/4.02× 3.19 M/s · 12.8 M/s | 1/3.72× 3.19 M/s · 11.9 M/s | 1/4.05× 2.93 M/s · 11.9 M/s | 1/3.33× 2.21 M/s · 7.35 M/s | 1/3.78× 1.96 M/s · 7.43 M/s |
| uint64_t | 1/3.47× 2.36 M/s · 8.2 M/s | 1/3.66× 2.36 M/s · 8.65 M/s | 1/3.61× 1.97 M/s · 7.1 M/s | 1/3.55× 285 k/s · 1.01 M/s | 1/3.46× 285 k/s · 986 k/s |
| float | 1.32× 3.18 M/s · 2.4 M/s | 1.39× 3.18 M/s · 2.29 M/s | 1.18× 3.18 M/s · 2.7 M/s | 1.71× 1.54 M/s · 905 k/s | 1/3.02× 318 k/s · 959 k/s |
| double | 1/3.77× 370 k/s · 1.39 M/s | 1/3.67× 368 k/s · 1.35 M/s | 1/3.38× 503 k/s · 1.7 M/s | 1/1.30× 379 k/s · 492 k/s | 1/3.92× 165 k/s · 647 k/s |