Not as substantial as OG Xbox to 360 or SNES to 64 but substantial non the less.
I don't know if that jump from SNES to N64 will ever really be matched, unless we hatch some amazing VR tech overnight that simultaneously reduces the barrier of entry to a modern equivalent of $149, makes a large leap in visuals over current gen games, and makes the setup fair less cumbersome.
Retro Tech Select - My Youtube channel. Covers throwback consumer electronics with a focus on "vid'ya games."
Latest Video: Top 12: Best Games on the N64 - Special Features, Episode 7