ESP32-S3 vs MSP430FR2433
Xtensa LX7 (ESP32-S3) at 240 MHz against MSP430FRx (MSP430FR2433) at 15.99 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
MSP430FR2433
MSP430FRx (MSP430FR2433)
- Family
- MSP430
- Board
- MSP-EXP430FR2433 LaunchPad
- Clock
- 15.99 MHz
- float / double
- 32-bit / 64-bit
Typical gap
138×
ESP32-S3 faster, geometric mean of 30 cells
Biggest win for ESP32-S3
2,165×
float multiply
Closest cell
19.7×
uint16_t add
Clock for clock
9.22×
ESP32-S3 needs fewer cycles per op (15.0× clock gap)
Operation by operation
Every cell
How many times faster ESP32-S3 is than MSP430FR2433, operations per second. Blue: ESP32-S3 ahead. Orange: MSP430FR2433 ahead.
| Add | Subtract | Multiply | Divide | Modulo | |
|---|---|---|---|---|---|
| uint8_t | 20.5× 12.7 M/s · 621 k/s | 21.2× 12.7 M/s · 598 k/s | 43.8× 12.7 M/s · 290 k/s | 133× 11.5 M/s · 86.4 k/s | 127× 10.9 M/s · 86 k/s |
| uint16_t | 19.7× 12.7 M/s · 646 k/s | 20.4× 12.7 M/s · 622 k/s | 41.1× 12.7 M/s · 309 k/s | 151× 10.1 M/s · 67.3 k/s | 145× 9.72 M/s · 67 k/s |
| uint32_t | 36.3× 13.4 M/s · 370 k/s | 33.7× 13.4 M/s · 397 k/s | 64.0× 13.4 M/s · 210 k/s | 474× 11 M/s · 23.1 k/s | 455× 10.5 M/s · 23 k/s |
| uint64_t | 52.3× 7.87 M/s · 151 k/s | 56.9× 7.81 M/s · 137 k/s | 57.8× 5.45 M/s · 94.3 k/s | 443× 1.8 M/s · 4.06 k/s | 342× 1.74 M/s · 5.1 k/s |
| float | 753× 12.7 M/s · 16.8 k/s | 781× 12.7 M/s · 16.2 k/s | 2,165× 12.7 M/s · 5.85 k/s | 298× 3.48 M/s · 11.7 k/s | 91.7× 1.95 M/s · 21.3 k/s |
| double | 371× 3.04 M/s · 8.18 k/s | 358× 2.79 M/s · 7.8 k/s | 2,120× 2 M/s · 942 /s | 246× 516 k/s · 2.1 k/s | 139× 1.22 M/s · 8.79 k/s |