Re: Recommended laptops for FreeBSD 6.x ...

> From: Tom Evans <[email protected]>
> Date: Mon, 14 May 2007 17:48:09 +0100
> Sender: [email protected]
> 
> 
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> On Mon, 2007-05-14 at 10:18 -0500, Eric Anderson wrote:
> > On 05/14/07 10:07, Tom Evans wrote:
> > > On Mon, 2007-05-14 at 11:17 +0300, Abdullah Ibn Hamad Al-Marri wrote:
> > >> That's alright, but I don't think we are going to look for single core
> > >> cpu anymore these days, maybe just for tabletpc to save power?
> > >>
> > >=20
> > > If your primary concern is as a road warrior, then battery life might
> > > appeal to you more than a 40% reduction in 'make buildworld'.
> > >=20
> > > Personally I love my dual core lappy, but I use battery power about 10%
> > > of the time, and always under 1 hour.
> >=20
> >=20
> > Note that a Core 2 Duo processor may use noticeably less power than a=20
> > single core <something else>.
> >=20
> >=20
> > Eric
> >=20
> 
> I find it still uses more juice with both cores enabled than just one -
> in which case, surely a Core Solo might be a better bet. I'm not sure on
> availability of Core 2 Duo ULV processors in off-the-shelf laptops.

For the record, Pentium4 based systems use a LOT more power than either
Pentium-M (aka Centrino). I have not carefully evaluated the power
consumption of Core Duo systems, but they are higher then similar
Pentium-M systems. P4 systems also run much hotter than P-M or Core Duo
systems.
-- 
R. Kevin Oberman, Network Engineer
Energy Sciences Network (ESnet)
Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab)
E-mail: [email protected]			Phone: +1 510 486-8634
Key fingerprint:059B 2DDF 031C 9BA3 14A4  EADA 927D EBB3 987B 3751

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