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MSP430FR2433 vs XIAO MG24

MSP430FRx (MSP430FR2433) at 15.99 MHz against Cortex-M33 (EFR32MG24) at 39 MHz, on real hardware, same C kernels, clocks verified.

MSP-EXP430FR2433 LaunchPad

MSP430FR2433

MSP430FRx (MSP430FR2433)
Family
MSP430
Board
MSP-EXP430FR2433 LaunchPad
Clock
15.99 MHz
float / double
32-bit / 64-bit
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
Typical gap
30.9×
XIAO MG24 faster, geometric mean of 30 cells
Biggest win for MSP430FR2433
0.23×
uint8_t add
Biggest win for XIAO MG24
544×
float multiply
Clock for clock
12.7×
XIAO MG24 needs fewer cycles per op (2.44× clock gap)

Operation by operation

Every cell

How many times faster MSP430FR2433 is than XIAO MG24, operations per second. Blue: MSP430FR2433 ahead. Orange: XIAO MG24 ahead.

AddSubtractMultiplyDivideModulo
uint8_t 1/4.37× 621 k/s · 2.71 M/s 1/4.54× 598 k/s · 2.71 M/s 1/8.71× 290 k/s · 2.52 M/s 1/28.3× 86.4 k/s · 2.44 M/s 1/22.3× 86 k/s · 1.92 M/s
uint16_t 1/4.56× 646 k/s · 2.94 M/s 1/4.71× 622 k/s · 2.93 M/s 1/9.48× 309 k/s · 2.93 M/s 1/31.0× 67.3 k/s · 2.09 M/s 1/26.4× 67 k/s · 1.77 M/s
uint32_t 1/8.64× 370 k/s · 3.19 M/s 1/8.04× 397 k/s · 3.19 M/s 1/14.0× 210 k/s · 2.93 M/s 1/95.5× 23.1 k/s · 2.21 M/s 1/85.3× 23 k/s · 1.96 M/s
uint64_t 1/15.7× 151 k/s · 2.36 M/s 1/17.2× 137 k/s · 2.36 M/s 1/20.9× 94.3 k/s · 1.97 M/s 1/70.1× 4.06 k/s · 285 k/s 1/55.9× 5.1 k/s · 285 k/s
float 1/189× 16.8 k/s · 3.18 M/s 1/196× 16.2 k/s · 3.18 M/s 1/544× 5.85 k/s · 3.18 M/s 1/132× 11.7 k/s · 1.54 M/s 1/15.0× 21.3 k/s · 318 k/s
double 1/45.2× 8.18 k/s · 370 k/s 1/47.2× 7.8 k/s · 368 k/s 1/534× 942 /s · 503 k/s 1/181× 2.1 k/s · 379 k/s 1/18.8× 8.79 k/s · 165 k/s

Where they sit in the fleet

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