ESP32 vs MSP430FR2433
Xtensa LX6 (ESP32) at 240 MHz against MSP430FRx (MSP430FR2433) at 15.99 MHz, on real hardware, same C kernels, clocks verified.
MSP430FR2433
MSP430FRx (MSP430FR2433)
- Family
- MSP430
- Board
- MSP-EXP430FR2433 LaunchPad
- Clock
- 15.99 MHz
- float / double
- 32-bit / 64-bit
Typical gap
128×
ESP32 faster, geometric mean of 30 cells
Biggest win for ESP32
2,049×
float multiply
Closest cell
17.7×
uint16_t add
Clock for clock
8.50×
ESP32 needs fewer cycles per op (15.0× clock gap)
Operation by operation
Every cell
How many times faster ESP32 is than MSP430FR2433, operations per second. Blue: ESP32 ahead. Orange: MSP430FR2433 ahead.
| Add | Subtract | Multiply | Divide | Modulo | |
|---|---|---|---|---|---|
| uint8_t | 18.4× 11.4 M/s · 621 k/s | 19.1× 11.4 M/s · 598 k/s | 39.4× 11.4 M/s · 290 k/s | 121× 10.4 M/s · 86.4 k/s | 116× 10 M/s · 86 k/s |
| uint16_t | 17.7× 11.4 M/s · 646 k/s | 18.4× 11.4 M/s · 622 k/s | 37.0× 11.4 M/s · 309 k/s | 139× 9.32 M/s · 67.3 k/s | 134× 8.97 M/s · 67 k/s |
| uint32_t | 32.5× 12 M/s · 370 k/s | 30.2× 12 M/s · 397 k/s | 57.3× 12 M/s · 210 k/s | 433× 10 M/s · 23.1 k/s | 417× 9.6 M/s · 23 k/s |
| uint64_t | 46.8× 7.05 M/s · 151 k/s | 50.6× 6.94 M/s · 137 k/s | 50.8× 4.79 M/s · 94.3 k/s | 431× 1.75 M/s · 4.06 k/s | 332× 1.69 M/s · 5.1 k/s |
| float | 713× 12 M/s · 16.8 k/s | 739× 12 M/s · 16.2 k/s | 2,049× 12 M/s · 5.85 k/s | 326× 3.8 M/s · 11.7 k/s | 81.4× 1.73 M/s · 21.3 k/s |
| double | 362× 2.96 M/s · 8.18 k/s | 344× 2.68 M/s · 7.8 k/s | 1,979× 1.86 M/s · 942 /s | 219× 459 k/s · 2.1 k/s | 126× 1.11 M/s · 8.79 k/s |