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Technology Stocks : Rambus (RMBS) - Eagle or Penguin -- Ignore unavailable to you. Want to Upgrade?


To: gnuman who wrote (42866)5/23/2000 10:52:00 AM
From: richard surckla  Respond to of 93625
 
Gene, Avo Kanadjian on latency...

(Q) FiringSquad: Everyone says that RDRAM has latency issues.
How does RDRAM latency compare to SDRAM? Doesn't
RDRAM have a significant delay as it switches between
active and standby modes?

(A) This is another misconception. You have to make a
distinction between component level and system level
measurements. In the worst case when the memory
system is underutilized, Rambus system latency is
comparable to that of an SDRAM system. When the
memory system is heavily utilized, Rambus' high
bandwidth architecture that efficiently supports concurrent
memory transactions results in far better latency than
SDRAMs.

RDRAMs supports 4 power modes that allow performance
and power consumption to be optimized. Between the two
highest performance modes called active and standby
there is no significant delay.



To: gnuman who wrote (42866)5/23/2000 10:53:00 AM
From: jim kelley  Read Replies (2) | Respond to of 93625
 
GP,

You seem to forget that SDRAM and DDR ram have internal pages as well. That is why the page hit issues is important.
Ignore Scumbucket's "random cache misses" since it is a self serving lie.