Date: Mon, 14 May 2007 14:59:50 -0500 From: Eric Anderson <anderson@freebsd.org> To: Kevin Oberman <oberman@es.net> Cc: Tom Evans <tevans.uk@googlemail.com>, Abdullah Ibn Hamad Al-Marri <almarrie@gmail.com>, Charles Trevor <ct.lists@qgsltd.co.uk>, freebsd-mobile@freebsd.org Subject: Re: Recommended laptops for FreeBSD 6.x ... Message-ID: <4648BFB6.4090003@freebsd.org> In-Reply-To: <20070514171940.973FA45042@ptavv.es.net> References: <20070514171940.973FA45042@ptavv.es.net>
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On 05/14/07 12:19, Kevin Oberman wrote: >> From: Tom Evans <tevans.uk@googlemail.com> >> Date: Mon, 14 May 2007 17:48:09 +0100 >> Sender: owner-freebsd-mobile@freebsd.org >> >> >> --=-jdMU/vAkVlVQBOC0m45e >> Content-Type: text/plain >> Content-Transfer-Encoding: quoted-printable >> >> 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. Note that I said 'Core 2' not 'Core'. Eric
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