From owner-freebsd-questions Mon Sep 2 12:22:46 2002 Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 7DC3037B400 for ; Mon, 2 Sep 2002 12:22:42 -0700 (PDT) Received: from obsecurity.dyndns.org (adsl-64-169-104-37.dsl.lsan03.pacbell.net [64.169.104.37]) by mx1.FreeBSD.org (Postfix) with ESMTP id 106DE43E3B for ; Mon, 2 Sep 2002 12:22:42 -0700 (PDT) (envelope-from kris@obsecurity.org) Received: by obsecurity.dyndns.org (Postfix, from userid 1000) id 6365466BE7; Mon, 2 Sep 2002 12:22:41 -0700 (PDT) Date: Mon, 2 Sep 2002 12:22:41 -0700 From: Kris Kennaway To: magudexter Cc: freebsd-questions@freebsd.org Subject: Re: k6 or i686 optimization on AMD Athlon? Message-ID: <20020902192241.GA55707@xor.obsecurity.org> References: <20020902110157.51962.qmail@web20305.mail.yahoo.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="2oS5YaxWCcQjTEyO" Content-Disposition: inline In-Reply-To: <20020902110157.51962.qmail@web20305.mail.yahoo.com> User-Agent: Mutt/1.4i Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG --2oS5YaxWCcQjTEyO Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Sep 02, 2002 at 04:01:57AM -0700, magudexter wrote: > I recently purchase a AMD XP processor belonging to > the k7 family. Even though the /etc/default/make.conf > mentions the k7 processor in CPUTYPE the cc compiler > know only k6 and i686(alias pentiumpro). Correct. > Every build using the make.conf with the CPUTYPE=3Dk7 > make actually a build with march=3Dk6(which belongs to > i586 family).=20 > I am not aware of the internals of these > processors but wouldn't it be wise to use i686 to the > AMD Duron/Athlon/TB/XP processors to gain more > performance then the k6 build? No, the setting it uses is believed to be optimal. Kris --2oS5YaxWCcQjTEyO Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.7 (FreeBSD) iD8DBQE9c7qAWry0BWjoQKURAtr6AJ9DHkyQf3sWlZR3jVxug6+9sVovvwCgxi4R S3dcrlIIjNXGWKjvNPBbCtI= =Ly/f -----END PGP SIGNATURE----- --2oS5YaxWCcQjTEyO-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message