Stacked Cache Chips

Article: Intel’s Long Awaited Return to the Memory Business
By: Doug S (foo.delete@this.bar.bar), February 23, 2014 12:09 pm
Room: Moderated Discussions
Jason Lee (jasonlee.delete@this.nospam.com) on February 21, 2014 10:49 pm wrote:
> Through silicon vias would be needed because of the wide interface between the cache chips
> and the processor chip. Through silicon vias are said to be expensive but Intel currently
> charges up to $2500 per processor for their dual-socket server chips (Ivy Bridge-EP) and up
> to $6600 per processor for their quad-socket server chips (Ivy Bridge-EX). Through silicon
> vias are not expensive compared to the price of a multi-thousand dollar processor.


Or do something like this?

http://www.thruchip.com/index.htm

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