> My question is this.  If we have a fixed bus speed of 45-50 Hz on a 7600
> would a 800 MHz process really make a big difference?  I mean it would be
> double my 450 MHz card but we are still talking about the data getting there
> at the same speed.
> 
> So what would be the real benefit?   Wouldn't this create a big bottle neck
> for the processor?

You're right, it would. Sonnet has some very creative caching on the card to
try to maximize cache hits (which run at a different clock rate). Apparently
based on preliminary testing it does achieve much of what is promised,
although of course the full potential of the 800MHz G4 is rather hobbled.

-- 
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