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Date:      Fri, 22 Jan 2010 16:14:58 -0800
From:      Nerius Landys <nlandys@gmail.com>
To:        Ivan Voras <ivoras@freebsd.org>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: FreeBSD 8.0 amd64 on Nehelem Xeon?
Message-ID:  <560f92641001221614s1ccb6fcbg3407dd8445bfa1d5@mail.gmail.com>
In-Reply-To: <hjddsk$8k9$1@ger.gmane.org>
References:  <560f92641001221524n1290e70fi51d766e8e0f488bf@mail.gmail.com> <hjddsk$8k9$1@ger.gmane.org>

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> There probably are some. If you are only interested in FreeBSD ports, you
> can make a list of which ports you need and then inspect their Makefiles to
> see if there's a flag disabling them on the amd64 architecture.

OK thanks.  Could you give me an example of a port that is disabled on
64 bit and tell me what I will find in the Makefile, so I can look for
it on other ports?

> Additional information for Nehalems is that you should stick to the more
> widely available models - the 4 core+HTT ones. Some of the more exotic ones
> (6 core) might have problems with ULE and topology guesswork.

The L5506 is a 4 core model without Turbo Boost and without Hyper
Threading.  It's a power-efficient model.  Think that'll be OK?
http://ark.intel.com/Product.aspx?id=40712



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