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ESP32-S3 vs PIC18F57Q84

Xtensa LX7 (ESP32-S3) at 240 MHz against PIC18F (PIC18F57Q84) at 64 MHz, on real hardware, same C kernels, clocks verified.

ESP32-S3 DevKit

ESP32-S3

Xtensa LX7 (ESP32-S3)
Family
Xtensa
Board
ESP32-S3 DevKit
Clock
240 MHz
float / double
32-bit / 64-bit
PIC18F57Q84 Curiosity Nano

PIC18F57Q84

PIC18F (PIC18F57Q84)
Family
PIC / dsPIC
Board
PIC18F57Q84 Curiosity Nano
Clock
64 MHz
float / double
32-bit / 32-bit
Typical gap
104×
ESP32-S3 faster, geometric mean of 25 cells
Biggest win for ESP32-S3
571×
uint32_t multiply
Closest cell
23.6×
uint8_t add
Clock for clock
27.8×
ESP32-S3 needs fewer cycles per op (3.75× clock gap)

Operation by operation

Every cell

How many times faster ESP32-S3 is than PIC18F57Q84, operations per second. Blue: ESP32-S3 ahead. Orange: PIC18F57Q84 ahead.

AddSubtractMultiplyDivideModulo
uint8_t 23.6× 12.7 M/s · 538 k/s 25.2× 12.7 M/s · 504 k/s 24.4× 12.7 M/s · 520 k/s 84.8× 11.5 M/s · 135 k/s 103× 10.9 M/s · 106 k/s
uint16_t 38.7× 12.7 M/s · 328 k/s 38.7× 12.7 M/s · 328 k/s 44.2× 12.7 M/s · 287 k/s 163× 10.1 M/s · 62.1 k/s 138× 9.72 M/s · 70.6 k/s
uint32_t 55.9× 13.4 M/s · 240 k/s 55.9× 13.4 M/s · 240 k/s 571× 13.4 M/s · 23.5 k/s 447× 11 M/s · 24.5 k/s 366× 10.5 M/s · 28.6 k/s
uint64_t not measurednot measurednot measurednot measurednot measured
float 339× 12.7 M/s · 37.4 k/s 400× 12.7 M/s · 31.7 k/s 562× 12.7 M/s · 22.6 k/s 341× 3.48 M/s · 10.2 k/s 98.5× 1.95 M/s · 19.8 k/s
double 81.2× 3.04 M/s · 37.4 k/s 88.0× 2.79 M/s · 31.7 k/s 88.6× 2 M/s · 22.6 k/s 50.6× 516 k/s · 10.2 k/s 61.8× 1.22 M/s · 19.8 k/s

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