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Technology Stocks : Advanced Micro Devices - Moderated (AMD)
AMD 259.65+2.3%Jan 23 9:30 AM EST

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To: Petz who wrote (123644)6/14/2004 9:43:53 PM
From: Joe NYCRead Replies (1) of 275872
 
Petz,

1a. There is no reason an x86 CPU can't have a 4-input floating point pipeline like Itanium, or 6, or 8. And actually, anything >4 would do an Itanium no good, unless it is redesigned to be an OOO processor, which, as I said, pretty much defeats the purpose of the explicit parallellism.

I came across this post from a guy who used to work for AMD, which makes it sound that FPU was borrowed from K7 (if my understanding is correct) to cut down on work needed.
aceshardware.com

FPU may be due for a significant overhaul in K9. Ability to better take advantage of potential parallelism (in FP)seems almost like a low hanging fruit.

Joe
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