Re: Version after Version
- From: "Marc Rohloff" <marcrohloff_ng@xxxxxxxxxxx>
- Date: 26 Oct 2005 06:23:46 -0700
Frank de Groot wrote:
> > While the move from 16 to 32 bit was of major significance, the
> > emergence of 64 bit processors strikes me as something of a yawn.
> Not if you need speed.
> When written to take advantage of the 64-bit wide data path, applications
> can become twice as fast.
Not true.
a) A 64 bit processor is not twice as fast as a 32 bit processor.
b) Since pointers become wider data and code size will increase
significantly requiring more RAM to perform the same task, more memory
transfers and more processor cycles.
--
Marc
.
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