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XIAO MG24 vs PIC16F17146

Cortex-M33 (EFR32MG24) at 39 MHz against PIC16F (PIC16F17146) at 32 MHz, on real hardware, same C kernels, clocks verified.

XIAO MG24 Sense

XIAO MG24

Cortex-M33 (EFR32MG24)
Family
Arm Cortex-M
Board
XIAO MG24 Sense
Clock
39 MHz
float / double
32-bit / 64-bit
PIC16F17146 Curiosity Nano

PIC16F17146

PIC16F (PIC16F17146)
Family
PIC / dsPIC
Board
PIC16F17146 Curiosity Nano
Clock
32 MHz
float / double
32-bit / 32-bit
Typical gap
57.4×
XIAO MG24 faster, geometric mean of 25 cells
Biggest win for XIAO MG24
534×
float multiply
Closest cell
9.10×
uint8_t add
Clock for clock
47.1×
XIAO MG24 needs fewer cycles per op (1.22× clock gap)

Operation by operation

Every cell

How many times faster XIAO MG24 is than PIC16F17146, operations per second. Blue: XIAO MG24 ahead. Orange: PIC16F17146 ahead.

AddSubtractMultiplyDivideModulo
uint8_t 9.10× 2.71 M/s · 298 k/s 9.78× 2.71 M/s · 277 k/s 38.9× 2.52 M/s · 64.8 k/s 39.4× 2.44 M/s · 62 k/s 95.3× 1.92 M/s · 20.1 k/s
uint16_t 12.1× 2.94 M/s · 244 k/s 12.0× 2.93 M/s · 244 k/s 115× 2.93 M/s · 25.4 k/s 88.5× 2.09 M/s · 23.6 k/s 64.8× 1.77 M/s · 27.3 k/s
uint32_t 30.3× 3.19 M/s · 105 k/s 35.9× 3.19 M/s · 89 k/s 296× 2.93 M/s · 9.9 k/s 239× 2.21 M/s · 9.23 k/s 182× 1.96 M/s · 10.8 k/s
uint64_t not measurednot measurednot measurednot measurednot measured
float 128× 3.18 M/s · 24.9 k/s 171× 3.18 M/s · 18.6 k/s 534× 3.18 M/s · 5.95 k/s 280× 1.54 M/s · 5.51 k/s 43.4× 318 k/s · 7.33 k/s
double 14.8× 370 k/s · 24.9 k/s 19.8× 368 k/s · 18.6 k/s 84.5× 503 k/s · 5.95 k/s 68.7× 379 k/s · 5.51 k/s 22.5× 165 k/s · 7.33 k/s

Where they sit in the fleet

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