From owner-freebsd-questions@FreeBSD.ORG Wed Jul 11 01:21:08 2007 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 3E49316A400 for ; Wed, 11 Jul 2007 01:21:08 +0000 (UTC) (envelope-from fbsd06@mlists.homeunix.com) Received: from mxout-03.mxes.net (mxout-03.mxes.net [216.86.168.178]) by mx1.freebsd.org (Postfix) with ESMTP id 19E0A13C44C for ; Wed, 11 Jul 2007 01:21:08 +0000 (UTC) (envelope-from fbsd06@mlists.homeunix.com) Received: from gumby.homeunix.com. (unknown [87.81.140.128]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.mxes.net (Postfix) with ESMTP id 359995191F for ; Tue, 10 Jul 2007 21:21:04 -0400 (EDT) Date: Wed, 11 Jul 2007 02:20:53 +0100 From: RW To: freebsd-questions@freebsd.org Message-ID: <20070711022053.07db646d@gumby.homeunix.com.> In-Reply-To: <4693EF39.9090003@xxiii.com> References: <4693E403.9090800@oregnier.net> <4693EF39.9090003@xxiii.com> X-Mailer: Claws Mail 2.9.2 (GTK+ 2.10.13; i386-portbld-freebsd6.2) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Subject: Re: Detecting CPU Type 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: Wed, 11 Jul 2007 01:21:08 -0000 On Tue, 10 Jul 2007 16:42:33 -0400 Rob wrote: > Olivier Regnier wrote: > > I searching to find information about my CPU type. > > i have this: CPU: Mobile AMD Sempron(tm) Processor 2800+ > > (1600.06-Mhz 686-class CPU) I must configure my CPUTYPE?= > > in /etc/make.conf. I'ts i686 (686-class) or i386 ? > > "i386" is the architecture; it includes all the similar processors > including the 486, Pentiums, Athlon, etc. Other architectures are > completely different hardware, eg Sun's SPARC. > > The 686-class is the specific processor within the i386 > architecture. if you look in /usr/share/examples/etc/make.conf > you'll see a list of options for CPUTYPE. athlon-xp might be the > closest to your cpu. However, some folks here recommend against > using overly specific cpu optimization. You can go safe and just use > pentium4 I'm not sure that is safe, Athlons, Sempron etc are back-compatible to 686 i.e. Pentium Pro, which is way before Intel developed the Pentium4.