64-bit Kernel Question

[Kevin DeKorte]

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Petrus de Calguarium wrote:
> So, there has been a lot of discussion and information about this issue. I 
> am presently burning the DVD, might buy another 2 GB of RAM, and am about 
> to commence installing the x86_64 version of F11alpha to a spare partition.
> 
> Now, I have another question, having arisen out of this discussion (and not 
> precluding others that could easily arise, once I have a running system):
> 
> As memory requirements for 64-bit are anywhere from 50-100% greater and 
> the only appreciable difference is a "psychological" performance boost, what 
> REAL benefit is there, actually?
> 
> 

64bit processors generally have more registers to work with, so you can
get 10-20% speed increases when the compiler takes advantage of them,
and I believe gcc does.

Kevin



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