Don’t most processors use on-chip SRAM for their cache, which is faster than DRA... | Hacker News

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		throwaheyy on Nov 17, 2020 \| parent \| context \| favorite \| on: 16-inch MBP 2x slower than M1 MacBook Air in a rea... Don’t most processors use on-chip SRAM for their cache, which is faster than DRAM?

addaon on Nov 17, 2020 [–]

Yes. The best-known exception is IBM's recent(-ish) power processors, which use large eDRAM as a last-level cache. As far as I know, there's no widespread use of eDRAM on processors smaller than 14 nm.

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