ESP32-C6 vs Pi Pico
RV32IMAC (ESP32-C6) at 160 MHz against Cortex-M0+ (RP2040) at 200 MHz, on real hardware, same C kernels, clocks verified.
ESP32-C6
RV32IMAC (ESP32-C6)
- Family
- RISC-V
- Board
- ESP32-C6-DevKitM-1
- Clock
- 160 MHz
- float / double
- 32-bit / 64-bit
Pi Pico
Cortex-M0+ (RP2040)
- Family
- Arm Cortex-M
- Board
- Pi Pico
- Clock
- 200 MHz
- float / double
- 32-bit / 64-bit
Typical gap
1.06×
ESP32-C6 faster, geometric mean of 30 cells
Biggest win for ESP32-C6
2.27×
uint64_t multiply
Biggest win for Pi Pico
2.22×
float divide
Clock for clock
1.32×
ESP32-C6 needs fewer cycles per op (1.25× clock gap)
Operation by operation
Every cell
How many times faster ESP32-C6 is than Pi Pico, operations per second. Blue: ESP32-C6 ahead. Orange: Pi Pico ahead.
| Add | Subtract | Multiply | Divide | Modulo | |
|---|---|---|---|---|---|
| uint8_t | 1/1.06× 12.8 M/s · 13.5 M/s | 1/1.04× 14 M/s · 14.5 M/s | 1.10× 14 M/s · 12.7 M/s | 1.69× 8.1 M/s · 4.78 M/s | 1.72× 8.2 M/s · 4.78 M/s |
| uint16_t | 1/1.03× 10.3 M/s · 10.7 M/s | 1/1.03× 10.3 M/s · 10.7 M/s | 1/1.02× 11.1 M/s · 11.3 M/s | 1.54× 7.35 M/s · 4.77 M/s | 1.56× 7.43 M/s · 4.77 M/s |
| uint32_t | 1.14× 12.8 M/s · 11.3 M/s | 1.06× 11.9 M/s · 11.3 M/s | 1/1.00× 11.9 M/s · 11.9 M/s | 1.43× 7.35 M/s · 5.14 M/s | 1.45× 7.43 M/s · 5.14 M/s |
| uint64_t | 1.27× 8.2 M/s · 6.44 M/s | 1.43× 8.65 M/s · 6.05 M/s | 2.27× 7.1 M/s · 3.13 M/s | 1/1.98× 1.01 M/s · 2.01 M/s | 1/2.04× 986 k/s · 2.01 M/s |
| float | 1.11× 2.4 M/s · 2.16 M/s | 1.14× 2.29 M/s · 2 M/s | 1.10× 2.7 M/s · 2.45 M/s | 1/2.22× 905 k/s · 2.01 M/s | 1/1.19× 959 k/s · 1.14 M/s |
| double | 1/1.15× 1.39 M/s · 1.6 M/s | 1/1.10× 1.35 M/s · 1.48 M/s | 1.67× 1.7 M/s · 1.02 M/s | 1/1.88× 492 k/s · 926 k/s | 1/1.13× 647 k/s · 734 k/s |