Table 2 Selection of random number generators, the underlying generation methods and randomness production rate in MB/s.

Meiser et al.

0.3

DNA synthesis

Gaviria Rojas et al.¹⁴

Not available

Solution-processed carbon nanotubes

Lee et al.¹⁵

0.025

Crystallization robot analyzing chemical processes

Reidler et al.⁴⁹

1560

Chaotic semiconductor laser

HotBits⁴⁶

0.0001

Timing successive pairs of radioactive decays

Random.org⁴⁵

0.0015

Entropy from atmospheric noise

Lavarand⁶

0.02

Patterns photographed off floating material in lava lamps

Intel digital random number generator⁸

800

Processor resident entropy source to seed hardware-implemented entropy from atmospheric noise

Mersenne Twister⁷

15,000

Pseudo-random number generator: algorithm using polynomial algebra