PlayStation 4 represents possibly the single biggest leap seen in a console generation

[walsufnir]

Kyuubi Ricky SSJ2 said:
Biggest jump was from 16 bit to 3D visually speaking.

Definitely and no doubt. Most impressive leap ever. Look at Star Fox on Snes which was only possible with an add-on-chip and look at what psx/n64/Saturn did.