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Re: MISC-d Digest V97 #5




Jeff Fox wrote:
>As Chuck has said before he is not good at designing ram and it is very
>expensive to put it on a cpu.  This is not just true for Chuck, but in
>general rams and cpu are made with different fab processes.  Most modern
>rams have more process layers than cpu and some odd things like vertical
>transistors.  Chuck likes to point out that the cache memory on most
>cpu takes up a lot a chip real estate on very expensive chips.  If you
>factor in the percent of chip devoted to ram you find that ram can add
>$1000 to the price of a high end cpu chip!  As Chuck says it is expensive
>to put ram on a cpu, people do it anyway but at a price.

Has Chuck given any thought to providing a RAMBUS interface to memory
on his chips?