Date: Fri, 24 Sep 2004 20:09:15 +0200
From: Lennert Buytenhek <buytenh@wantstofly.org>
To: Leonid Grossman <leonid.grossman@s2io.com>
Cc: "'David S. Miller'" <davem@davemloft.net>,
       "'Jeff Garzik'" <jgarzik@pobox.com>, alan@lxorguk.ukuu.org.uk,
       paul@clubi.ie, netdev@oss.sgi.com, linux-kernel@vger.kernel.org
Subject: Re: The ultimate TOE design
Message-ID: <20040924180915.GB26922@xi.wantstofly.org>
References: <20040924130738.GB24093@xi.wantstofly.org> <200409241321.i8ODLf39012346@guinness.s2io.com>
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On Fri, Sep 24, 2004 at 06:21:35AM -0700, Leonid Grossman wrote:

> > > And at 10GbE, embedded CPUs just don't cut it - it has to be custom 
> > > ASIC (granted, with some means to simplify debugging and reduce the 
> > > risk of hw bugs and TCP changes).
> > 
> > Intel's IXP2800 can do 10GbE.
> 
> Hi Lennert,

Hello,


> I was referring to the server side. 
> One can certanly build a 10GbE box based on IPX2800 (or some other parts),
> but at 17-25W it is not usable in NICs since the entire PCI card budget is
> less than that - nothing left for 10GbE PHY, memory, etc.

Ah, ok, that makes sense.  As someone else also noted, the IXP2800
only has a 64/66 PCI interface anyway, so it wouldn't really be
suitable for the task you were referring to.


cheers,
Lennert
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