[redisman]

It's the year of system-on-chip. It does show great improvements at the trade-off cost of no expansions possible once the chip is made.

[masklinn]

None of these systems seem to have on-die memory. Not sure about the XBS, but from the official teardown the PS5 doesn't even use on-package memory: https://www.gamereactor.eu/media/87/_3278703.png

And Apple certainly didn't wait for SoC to use soldered memory.