From owner-freebsd-chat Thu Jun 20 13:33:51 1996 Return-Path: owner-chat Received: (from root@localhost) by freefall.freebsd.org (8.7.5/8.7.3) id NAA06160 for chat-outgoing; Thu, 20 Jun 1996 13:33:51 -0700 (PDT) Received: from aeffle.Stanford.EDU (sequence.Stanford.EDU [171.65.76.7]) by freefall.freebsd.org (8.7.5/8.7.3) with SMTP id NAA06136; Thu, 20 Jun 1996 13:33:44 -0700 (PDT) Received: by aeffle.Stanford.EDU; id AA10979; Thu, 20 Jun 1996 13:33:32 -0700 Date: Thu, 20 Jun 1996 13:33:32 -0700 (PDT) From: Howard Lew To: Bill/Carolyn Pechter Cc: "Michael L. VanLoon -- HeadCandy.com" , freebsd-hardware@freefall.freebsd.org, freebsd-chat@freefall.freebsd.org Subject: Re: Cyrix and AMD chips In-Reply-To: <199606191216.IAA24229@shell.monmouth.com> Message-Id: Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-chat@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk On Wed, 19 Jun 1996, Bill/Carolyn Pechter wrote: > > > > > > >Can anyone comment on the stability of these chips? > > >It will be running FreeBSD-stable 2.1.0 > > > > AMD chips are awesome. They will work correctly with every > > motherboard that runs correctly with Intel chips. > > > > The new Cyrix 6x86 (Pentium replacement) is supposed to be a great > > chip from all I've read. It's definitely faster than a Pentium at the > > same clock speed (don't be fooled by the P-rating, though). I'm > > pretty temted to get one since it's a good alternative to Intel. > > > > AMD's K5 (their "6x86-ish" chip) is behind and is just coming out in > > 100MHz versions. I'm sure it'll be a great chip too when they can > > finally produce fast versions of them in large quantities. > > > > The Cyrix 5x86 sounds nice too. It actually has some design > > enhancements beyond a normal 486. (The "5x86" chips are designed for > > a 486 socket and motherboard.) The AMD 5x86 is just a 486DX4 with a > > 16K write-back cache and quad-clock instead of tripled clock. Still, > > it's a hellishly fast 486. The AMD 5x86 133MHz is supposed to be > > ~75MHz Pentium in performance. > > OK -- sounds great to me... I've got two 486/33's on older ISA Micronics > motherboards that need a shot in the arm (or a kick in the butt) > speedwise. These are 5 volt motherboards designed around the 486/33 > clock speed. Is there any guarantee that any of these chips will work > correctly. I've been told that the only thing that should work for sure > is the Intel 486DX2/66. > > I'd love to go to the AMD 586 -- anyone have any experience with these > in older motherboards with the Voltage Regulator sockets? > > Bill > I believe the 486DX2/66 is a 5V CPU. I believe the 5x86s are all 3 volt, so there's a potential problem. Need an adapter for that. Might also need to flash the bios. ---- || Shoppers Network BEST PRICES, FULLY x86 COMPATIBLE & FAST!!! || PO BOX 16627 Cyrix 686s now available! || San Francisco, CA 94116 Email - info@shoppersnet.com | ------------------------------> WWW - http://www2.shoppersnet.com -------------------------------> WWW - http://www.shoppersnet.com/shopping