p4 v itinium

Richard Walsh rbw at ahpcrc.org
Mon May 20 06:57:23 PDT 2002


Ricky Rankin wrote:

>Is the that fact that most of their codes require double 
>precision floating point another indicator to move in the 
>direction of the usual suspects of 64bit chips.

No. The Pentium 4 fully supports double precision (64 bit)
floating point arithmetic.  Your issue is with the address
space/instructions which is/are limits to 32-bits per process
(minus space for the operating system and other miscellany).

rbw




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