From owner-freebsd-questions Tue Apr 28 09:24:34 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id JAA27985 for freebsd-questions-outgoing; Tue, 28 Apr 1998 09:24:34 -0700 (PDT) (envelope-from owner-freebsd-questions@FreeBSD.ORG) Received: from pollux.loco.net (lucy.bedford.net [206.99.145.54]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id JAA27962 for ; Tue, 28 Apr 1998 09:24:12 -0700 (PDT) (envelope-from listread@bedford.net) Received: (from listread@localhost) by pollux.loco.net (8.8.8/8.8.8) id MAA07331; Tue, 28 Apr 1998 12:02:24 -0400 (EDT) (envelope-from listread) Message-Id: <199804281602.MAA07331@pollux.loco.net> Subject: Re: Hardware Concerns. In-Reply-To: from Hans Huebner at "Apr 28, 98 11:00:31 am" To: hans@artcom.de (Hans Huebner) Date: Tue, 28 Apr 1998 12:02:24 -0400 (EDT) Cc: freebsd-questions@FreeBSD.ORG From: CyberPeasant Reply-To: djv@bedford.net X-no-archive: yes X-Mailer: ELM [version 2.4ME+ PL38 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > In article <199804280530.BAA05103@pollux.loco.net> you write: > > >Many say that MMX is a kind of snake oil. Since you are not planning on > >doing multi-media, and since the gcc compiler, to my incomplete knowledge, > >does not generate MMX instructions, (perhaps one could code them in > >assembler), I would say that this doesn't matter. > > It is true that the MMX instruction set itself is rarely used, and thus > does not contribute to system performance much. But the Pentium MMX CPU's > have, apart from the MMX instructions, an increased L1 cache size, which > makes them faster (~10%) for non-MMX instructions also. If you are opting > for an Intel CPU, there is no choice anyways, as non-MMX-Pentiums are not > sold anymore. > > -Hans Ah, yes. The L1 cache increase is a win. I stand altered. Dave -- <----. mailto/pgpfinger: djv@bedford.net <----|=================================== <----' Crathva fxrjre To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message