ESP32-S3 vs Pi Pico
Xtensa LX7 (ESP32-S3) at 240 MHz against Cortex-M0+ (RP2040) at 200 MHz, on real hardware, same C kernels, clocks verified.
ESP32-S3
Xtensa LX7 (ESP32-S3)
- Family
- Xtensa
- Board
- ESP32-S3 DevKit
- Clock
- 240 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
1.61×
ESP32-S3 faster, geometric mean of 30 cells
Biggest win for ESP32-S3
6.33×
float subtract
Biggest win for Pi Pico
1.79×
double divide
Clock for clock
1.34×
ESP32-S3 needs fewer cycles per op (1.20× clock gap)
Operation by operation
Every cell
How many times faster ESP32-S3 is than Pi Pico, operations per second. Blue: ESP32-S3 ahead. Orange: Pi Pico ahead.
| Add | Subtract | Multiply | Divide | Modulo | |
|---|---|---|---|---|---|
| uint8_t | 1/1.07× 12.7 M/s · 13.5 M/s | 1/1.14× 12.7 M/s · 14.5 M/s | 1/1.00× 12.7 M/s · 12.7 M/s | 2.40× 11.5 M/s · 4.78 M/s | 2.29× 10.9 M/s · 4.78 M/s |
| uint16_t | 1.19× 12.7 M/s · 10.7 M/s | 1.19× 12.7 M/s · 10.7 M/s | 1.13× 12.7 M/s · 11.3 M/s | 2.12× 10.1 M/s · 4.77 M/s | 2.04× 9.72 M/s · 4.77 M/s |
| uint32_t | 1.19× 13.4 M/s · 11.3 M/s | 1.19× 13.4 M/s · 11.3 M/s | 1.12× 13.4 M/s · 11.9 M/s | 2.13× 11 M/s · 5.14 M/s | 2.04× 10.5 M/s · 5.14 M/s |
| uint64_t | 1.22× 7.87 M/s · 6.44 M/s | 1.29× 7.81 M/s · 6.05 M/s | 1.74× 5.45 M/s · 3.13 M/s | 1/1.12× 1.8 M/s · 2.01 M/s | 1/1.15× 1.74 M/s · 2.01 M/s |
| float | 5.87× 12.7 M/s · 2.16 M/s | 6.33× 12.7 M/s · 2 M/s | 5.17× 12.7 M/s · 2.45 M/s | 1.73× 3.48 M/s · 2.01 M/s | 1.71× 1.95 M/s · 1.14 M/s |
| double | 1.90× 3.04 M/s · 1.6 M/s | 1.88× 2.79 M/s · 1.48 M/s | 1.96× 2 M/s · 1.02 M/s | 1/1.79× 516 k/s · 926 k/s | 1.67× 1.22 M/s · 734 k/s |