Date: Fri, 01 Jul 2005 12:14:04 -0600 From: Scott Long <scottl@samsco.org> To: Brooks Davis <brooks@one-eyed-alien.net> Cc: Guy Dawson <guy@crossflight.co.uk>, freebsd-amd64@freebsd.org, freebsd-hardware@freebsd.org Subject: Re: AMD64 X2 Message-ID: <42C587EC.7030203@samsco.org> In-Reply-To: <20050701172139.GA25916@odin.ac.hmc.edu> References: <200506290818.j5T8IELL002348@peedub.jennejohn.org> <42C3F72E.9070902@speakeasy.net> <8f55402905063018441217c95a@mail.gmail.com> <20050701015457.GC4460@dragon.NUXI.org> <42C5220B.1000203@crossflight.co.uk> <1d6d20bc050701065367a01e8b@mail.gmail.com> <20050701172139.GA25916@odin.ac.hmc.edu>
next in thread | previous in thread | raw e-mail | index | archive | help
Brooks Davis wrote: > On Fri, Jul 01, 2005 at 09:53:27PM +0800, Jia-Shiun Li wrote: > >>On 7/1/05, Guy Dawson <guy@crossflight.co.uk> wrote: >> >>>David O'Brien wrote: >>> >>>>It really should be that simple. All the external interfaces and pins >>>>are the same for Athlon64-939 and Athlon64 X2. They have the same >>>>thermal specifications, etc... >>> >>>It's the only way AMD could reasonably do it. To require a different >>>motherboard for X1 (?) and X2 chips would have the mobo makers rioting! >> >>That's what Intel did. Requiring a new i945/i955-based board for their >>rushed dual-core CPUs. Only use the same socket but varied pin >>definition. If you put the new CPU on an i915 board, it will shutdown >>automatically to 'protect'. In contrast Athlon64 claimed to be >>designed with dual-core capability in mind from the beginning. > > > It is worth noting that some motherboard manufactures did produce boards > that don't work with dual core opterons. In particular the Tyan K8SR > prior to rev-D doesn't work because they proview a couple too few watts > to the CPU sockets. > > -- Brooks > The Asus A8V-E series also does not work. Asus claims that it's a limitation of the Via K8T890 chipset, which is highly unfortunate since it's otherwise a good motherboard. Not sure whether to be upset at Asus or Via here, but either way I guess both suck =-) Scott
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?42C587EC.7030203>