ESP32 vs Pi Pico 2W (RISC-V)
Xtensa LX6 (ESP32) at 240 MHz against Hazard3 RV32IMAC (RP2350) at 150 MHz, on real hardware, same C kernels, clocks verified.
Pi Pico 2W (RISC-V)
Hazard3 RV32IMAC (RP2350)
- Family
- RISC-V
- Board
- Pi Pico 2W (RISC-V)
- Clock
- 150 MHz
- float / double
- 32-bit / 64-bit
Typical gap
1.62×
ESP32 faster, geometric mean of 30 cells
Biggest win for ESP32
5.02×
float divide
Biggest win for Pi Pico 2W (RISC-V)
1.54×
uint64_t multiply
Clock for clock
1.01×
ESP32 needs fewer cycles per op (1.60× clock gap)
Operation by operation
Every cell
How many times faster ESP32 is than Pi Pico 2W (RISC-V), operations per second. Blue: ESP32 ahead. Orange: Pi Pico 2W (RISC-V) ahead.
| Add | Subtract | Multiply | Divide | Modulo | |
|---|---|---|---|---|---|
| uint8_t | 1/1.07× 11.4 M/s · 12.2 M/s | 1/1.16× 11.4 M/s · 13.3 M/s | 1/1.17× 11.4 M/s · 13.3 M/s | 1.97× 10.4 M/s · 5.3 M/s | 1.89× 10 M/s · 5.3 M/s |
| uint16_t | 1.01× 11.4 M/s · 11.3 M/s | 1.01× 11.4 M/s · 11.3 M/s | 1.09× 11.4 M/s · 10.5 M/s | 1.88× 9.32 M/s · 4.94 M/s | 1.87× 8.97 M/s · 4.79 M/s |
| uint32_t | 1/1.02× 12 M/s · 12.2 M/s | 1.06× 12 M/s · 11.3 M/s | 1.06× 12 M/s · 11.3 M/s | 2.02× 10 M/s · 4.94 M/s | 1.94× 9.6 M/s · 4.94 M/s |
| uint64_t | 1/1.16× 7.05 M/s · 8.2 M/s | 1/1.18× 6.94 M/s · 8.2 M/s | 1/1.54× 4.79 M/s · 7.39 M/s | 2.13× 1.75 M/s · 822 k/s | 2.13× 1.69 M/s · 794 k/s |
| float | 4.93× 12 M/s · 2.43 M/s | 4.93× 12 M/s · 2.43 M/s | 4.03× 12 M/s · 2.98 M/s | 5.02× 3.8 M/s · 758 k/s | 1.51× 1.73 M/s · 1.14 M/s |
| double | 2.44× 2.96 M/s · 1.21 M/s | 2.16× 2.68 M/s · 1.24 M/s | 2.75× 1.86 M/s · 678 k/s | 1.17× 459 k/s · 394 k/s | 1.51× 1.11 M/s · 731 k/s |