[CentOS] cpu type
Peter Kjellstrom
cap at nsc.liu.se
Mon Feb 4 16:29:42 UTC 2008
On Monday 04 February 2008, Warren Young wrote:
> Jimmy Bradley wrote:
> > would I really gain anything right now by going to a 64bit machine?
>
First, I'm not really disagreening with you, many users probably wouldn't see
any advantages with x86_64. But you facts were a bit off...
> Not unless you put at least 4 GB of RAM in it, and from your description
> of what you do, you have no good reason to do that.
Actually you get benefits already above 900-something megs. This because a
32-bit will start juggeling with both low-mem and high-mem.
> If you don't have enough RAM to need 64-bit addressing, you're just
> slowing the system down, making it deal with larger addresses for no
> benefit.
Not quite true either, x86_64 brings with it, for example, more registers.
/Peter
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