From owner-freebsd-questions Mon Jul 21 09:49:30 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.5/8.8.5) id JAA23477 for questions-outgoing; Mon, 21 Jul 1997 09:49:30 -0700 (PDT) Received: from gdi.uoregon.edu (cisco-ts10-line11.uoregon.edu [128.223.150.109]) by hub.freebsd.org (8.8.5/8.8.5) with ESMTP id JAA23471 for ; Mon, 21 Jul 1997 09:49:27 -0700 (PDT) Received: from localhost (dwhite@localhost) by gdi.uoregon.edu (8.8.5/8.8.5) with SMTP id JAA01279; Mon, 21 Jul 1997 09:48:59 -0700 (PDT) Date: Mon, 21 Jul 1997 09:48:59 -0700 (PDT) From: Doug White X-Sender: dwhite@localhost Reply-To: Doug White To: Joshua Fielden cc: "Gary D. Margiotta" , Joe Diehl , freebsd-questions@FreeBSD.ORG Subject: Re: [Nevermind: System Rebooting when starting X] In-Reply-To: <33D188E5.E8F24625@concentric.net> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-questions@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk On Sun, 20 Jul 1997, Joshua Fielden wrote: > Doesn't MMX use :-) > opcodes and/or instructions that were previously reserved for > FLOPs, therefore having to do context-switching at a very slow speed to > do any FPU-intensive operations? I had a friend who ran Quake on a > P200-MMX, and said it ran faster on his P-133. games that uses complex FLOPs to achieve it's results> Please gently > correct me if I'm wrong, but wouldn't that make MMX non-optimal for most > BSD apps? It depends on your application, I would guess. One thing that isn't mentioned on the MMX is that the level 1 cache has been increased from 16 to 32 kbytes, which is a gigantic win for most applications. Doug White | University of Oregon Internet: dwhite@resnet.uoregon.edu | Residence Networking Assistant http://gladstone.uoregon.edu/~dwhite | Computer Science Major Spam routed to /dev/null by Procmail | Death to Cyberpromo