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A comment on Apple unveils M1, its first system-on-a-chip for portable Mac computers. Parent comment

Re:Apple unveils M1, its first system-on-a-chip for portable... by Pet_Ant on Tuesday November 10, 2020 @10:26PM (#25055186)
> DRAM is denser, but difficult to build on the same process as logic.

What makes it so difficult to have on the same chip?

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Re:Apple unveils M1, its first system-on-a-chip for portable... by elihu on Tuesday November 10, 2020 @11:44PM (#25055562)
I don't know the details, but the manufacturing process is pretty different. Trying to have one process that's good at both DRAM and logic at the same time is hard, because they optimize for different things.
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