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A comment on IBM scientists say radical new ‘in-memory’ architecture will speed up computers. Parent comment

Re:IBM scientists say radical new ‘in-memory’ architecture w... by adrianN on Saturday October 28, 2017 @01:05AM (#15574060)
The speed of light dictates that there will always be a memory hierachy. A nanosecond is just a couple of inches of wire [1]. Communication overhead and heat issues are what ultimately limits computational power [2].

[1] http://www.youtube.com/watch?v=JEpsKnWZrJ8

[2] https://en.wikipedia.org/wiki/Limits_of_computation

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