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This is made using TSMC's 7nm fab process so surly the number of transistors in this chip is either enabled or limited by that process, isn't it? Honest questi
by Lio 5y ago
This is made using TSMC's 7nm fab process so surly the number of transistors in this chip is either enabled or limited by that process, isn't it?
Honest question, how much is chip design a factor separate to fab process?
- tlb 5y agoDensity is partly a function of the type of circuit. Memory is denser than random logic, for instance. Interconnect eats a lot of area and reduces density. This chip is largely memory and multipliers, both of which are pretty dense. Fab processes improve over time to have higher density and lower defect rate (which allows bigger chips while getting acceptable yield). So it's not surprising to see a chip on the same node but shipping a year or 2 later (than Ampere) having more transistors.
- Lio 5y agoThank you, that's really interesting. So good design will reduces things like interconnect to improve density.