32bit Vs 64bit OS

[Andrew Haley]

On 06/18/2010 02:00 PM, Kwan Lowe wrote:
> On Thu, Jun 17, 2010 at 9:28 PM, Monty wig <montywig at gmail.com> wrote:
>> Hi Gurus,
>>
>> Can someone please point me the right direction on the difference between
>> 32bit and 64bit OS?
> 
> For almost all situations, I don't see any benefit to staying with
> 32-bit on servers. There's apparently a narrow case for 32-bit on the
> desktop for some specific applications, but my laptop is 64-bit.

Even if you're going to run an app in 32-bit mode, you're still better
off with a 64-bit kernel.

> The areas where 64-bit apps is not a good idea is on some
> applications, in particular Java-based apps.

In most cases that's not really true any more, because of compressed
OOPs.

Andrew.