32 vs. 64 bit Linux

[Vu Pham]

On Tue, 2007-03-13 at 20:57 -0400, Harry Giles wrote:
> I have a new laptop with a Turion 64 x2 processor.  My questions are:
> 
> 1.   Is there any noticeable difference in using a 32 bit distro instead 
> of 64 bit, performance wise?
> 
> 2.   If I load on a 32 bit system, and then later load a 64 bit version 
> that allows you to preserve /home, will there be any issues?

The following comparison shows some figures. If you wonder if the
comparison is correct when comparing Windows and Linux, then ignore that
part and see the comparison between 32-bit Linux and 64-bit Linux.

http://msdn2.microsoft.com/en-us/vstudio/aa700838.aspx

Another one:
http://www.phoronix.com/scan.php?page=article&item=616&num=1

Vu