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Sophie Wilson - The Future of Microprocessors

Sophie Wilson - The Future of Microprocessors on HackerTube: recommended by 2 Hacker News commenters across 2 separate months, 2016–2018.

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Sophie Wilson, designer of the ARM instruction set, discusses the future of microprocessors, including the economics of scaling below 28nm and why much of a chip must stay powered off.

Why Hacker News recommends it

HN commenters cite it for the claim that process scaling beyond 28nm is uneconomic and for dark silicon.

people recommended it
2
separate months
2
strong recommendations
0
discussed on HN
2016–2018
“Highly recommend watching this video”
— dkarapetyan, Dec 2016, in “This AI Boom Will Also Bust”

What HN commenters said

4 Hacker News comments link this video. Each one links back to its thread.

gensMay 2017Recommends

It is hard (read expensive) to go under 14nm. Sophie Wilson talks about it much better then i could. ▶ this video

in “The Race to 10/7nm” · View on HN

dkarapetyanDec 2016Recommends

Moore's law has been dead for a while now. Most of the chip in your phone is powered off because otherwise it would burn up. Highly recommend watching this video: ▶ this video

in “This AI Boom Will Also Bust” · View on HN

zengidMay 2018Cites it

I agree that this article hits pretty hard against a lot of assumptions about how our machines are working. I also feel like the author is trying to say something about how imperative scalar (meaning 'operates on one datum at a time') languages are causing more trouble than they're worth. Sophie Wilson said something similar in her talk about the future of microprocessors [1]. This implies that declarative and functional semantics would be more amenable to parallelization, as the author mentions in the article, as well as allowing the compiler more freedom to deduce a suitable 'reordering' of operations that would better fit the memory access heuristics the machine is using. [1] ▶ this video

in “C Is Not a Low-Level Language” · View on HN

qzncFeb 2017Cites it

> when Moore's Law hits physical limits? It already did. Sophie Wilson said [0] its 28nm for ever. Scaling further makes no economic sense (unless you really need the space, e.g. in Smartphones). [0] ▶ this video

in “What happened to clockless computer chips?” · View on HN

Topics & tags

Computer architecture & CPUsSemiconductors & chip manufacturingsophie wilsonarmmoore's lawdark siliconchip economics