Thing Done

← The fleet

Teensy 4.0 vs Pi Pico 2W (RISC-V)

Cortex-M7 (i.MX RT1062) at 600 MHz against Hazard3 RV32IMAC (RP2350) at 150 MHz, on real hardware, same C kernels, clocks verified.

Teensy 4.0

Teensy 4.0

Cortex-M7 (i.MX RT1062)
Family
Arm Cortex-M
Board
Teensy 4.0
Clock
600 MHz
float / double
32-bit / 64-bit
Pi Pico 2W (RISC-V)

Pi Pico 2W (RISC-V)

Hazard3 RV32IMAC (RP2350)
Family
RISC-V
Board
Pi Pico 2W (RISC-V)
Clock
150 MHz
float / double
32-bit / 64-bit
Typical gap
11.0×
Teensy 4.0 faster, geometric mean of 30 cells
Biggest win for Teensy 4.0
64.5×
double multiply
Closest cell
5.65×
uint8_t multiply
Clock for clock
2.75×
Teensy 4.0 needs fewer cycles per op (4.00× clock gap)

Operation by operation

Every cell

How many times faster Teensy 4.0 is than Pi Pico 2W (RISC-V), operations per second. Blue: Teensy 4.0 ahead. Orange: Pi Pico 2W (RISC-V) ahead.

AddSubtractMultiplyDivideModulo
uint8_t 6.33× 77.4 M/s · 12.2 M/s 5.65× 75.3 M/s · 13.3 M/s 5.65× 75.3 M/s · 13.3 M/s 9.88× 52.3 M/s · 5.3 M/s 8.74× 46.3 M/s · 5.3 M/s
uint16_t 6.66× 75.3 M/s · 11.3 M/s 6.63× 75 M/s · 11.3 M/s 6.52× 68.6 M/s · 10.5 M/s 8.39× 41.5 M/s · 4.94 M/s 7.83× 37.5 M/s · 4.79 M/s
uint32_t 6.77× 82.8 M/s · 12.2 M/s 7.58× 85.7 M/s · 11.3 M/s 6.07× 68.6 M/s · 11.3 M/s 7.96× 39.3 M/s · 4.94 M/s 7.05× 34.8 M/s · 4.94 M/s
uint64_t 7.70× 63.2 M/s · 8.2 M/s 7.70× 63.2 M/s · 8.2 M/s 5.92× 43.7 M/s · 7.39 M/s 6.74× 5.54 M/s · 822 k/s 6.98× 5.54 M/s · 794 k/s
float 32.0× 77.7 M/s · 2.43 M/s 32.0× 77.7 M/s · 2.43 M/s 26.1× 77.7 M/s · 2.98 M/s 35.6× 27 M/s · 758 k/s 5.83× 6.67 M/s · 1.14 M/s
double 46.2× 56 M/s · 1.21 M/s 44.0× 54.7 M/s · 1.24 M/s 64.5× 43.7 M/s · 678 k/s 39.8× 15.7 M/s · 394 k/s 6.62× 4.84 M/s · 731 k/s

Where they sit in the fleet

Keep comparing

Swap sides