From owner-freebsd-questions@FreeBSD.ORG Thu Jan 12 17:01:54 2012 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 9920A106564A for ; Thu, 12 Jan 2012 17:01:54 +0000 (UTC) (envelope-from dan@dan.emsphone.com) Received: from email2.allantgroup.com (email2.emsphone.com [199.67.51.116]) by mx1.freebsd.org (Postfix) with ESMTP id 5FD128FC08 for ; Thu, 12 Jan 2012 17:01:54 +0000 (UTC) Received: from dan.emsphone.com (dan.emsphone.com [199.67.51.101]) by email2.allantgroup.com (8.14.4/8.14.4) with ESMTP id q0CH1rj6032838 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Thu, 12 Jan 2012 11:01:53 -0600 (CST) (envelope-from dan@dan.emsphone.com) Received: from dan.emsphone.com (smmsp@localhost [127.0.0.1]) by dan.emsphone.com (8.14.5/8.14.5) with ESMTP id q0CH1rZu025970 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Thu, 12 Jan 2012 11:01:53 -0600 (CST) (envelope-from dan@dan.emsphone.com) Received: (from dan@localhost) by dan.emsphone.com (8.14.5/8.14.5/Submit) id q0CH1qsx025969; Thu, 12 Jan 2012 11:01:52 -0600 (CST) (envelope-from dan) Date: Thu, 12 Jan 2012 11:01:52 -0600 From: Dan Nelson To: Frank Lay Message-ID: <20120112170152.GJ91606@dan.emsphone.com> References: <4F0F040D.7040609@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4F0F040D.7040609@gmail.com> X-OS: FreeBSD 8.2-STABLE User-Agent: Mutt/1.5.21 (2010-09-15) X-Virus-Scanned: clamav-milter 0.97.2 at email2.allantgroup.com X-Virus-Status: Clean X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.6 (email2.allantgroup.com [199.67.51.78]); Thu, 12 Jan 2012 11:01:53 -0600 (CST) X-Scanned-By: MIMEDefang 2.68 on 199.67.51.78 Cc: freebsd-questions@freebsd.org Subject: Re: Clarification about AMD64 port for Core Duo X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 12 Jan 2012 17:01:54 -0000 In the last episode (Jan 12), Frank Lay said: > The CURRENT (9.0R) release notes have the following to say about the AMD64 > port: > > -------------------------->8------------------------------------- > As of this writing, the following processors are supported: > ... > * All Intel Core 2 (not Core Duo) and later processors > ... > -------------------------->8------------------------------------- > > Yet I see many people on the Internet claiming that they're running > FreeBSD version <= 9.0 successfully with Core Duos. What's the meaning of > this? I own a C2D E8400 (Wolfdale) processor, would I perhaps be safer > chosing the i386 port? Or is this all hyperbole? Core Duo processors don't have support for the 64-bit instruction set, that's all, so they have to use the i386 distribution. To verify, go to http://ark.intel.com/products/family/22731 , hit the "Select All" button, and then "Compare now". -- Dan Nelson dnelson@allantgroup.com