From owner-freebsd-hardware Wed Jun 11 00:44:33 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.5/8.8.5) id AAA08189 for hardware-outgoing; Wed, 11 Jun 1997 00:44:33 -0700 (PDT) Received: from mexico.brainstorm.eu.org (root@mexico.brainstorm.fr [193.56.58.253]) by hub.freebsd.org (8.8.5/8.8.5) with ESMTP id AAA08178 for ; Wed, 11 Jun 1997 00:44:28 -0700 (PDT) Received: from brasil.brainstorm.eu.org (brasil.brainstorm.fr [193.56.58.33]) by mexico.brainstorm.eu.org (8.8.4/8.8.4) with ESMTP id JAA09078 for ; Wed, 11 Jun 1997 09:44:07 +0200 Received: (from uucp@localhost) by brasil.brainstorm.eu.org (8.8.4/8.6.12) with UUCP id JAA26102 for hardware@FreeBSD.ORG; Wed, 11 Jun 1997 09:43:41 +0200 Received: (from roberto@localhost) by keltia.freenix.fr (8.8.5/keltia-uucp-2.9) id JAA01362; Wed, 11 Jun 1997 09:39:51 +0200 (CEST) Message-ID: <19970611093951.33576@keltia.freenix.fr> Date: Wed, 11 Jun 1997 09:39:51 +0200 From: Ollivier Robert To: hardware@FreeBSD.ORG Subject: Re: poor memory bandwidth on ABIT IT5H rev 1.5 References: <19970610112536.48352@mi.uni-koeln.de> <19970610213913.46089@mi.uni-koeln.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.67 In-Reply-To: <19970610213913.46089@mi.uni-koeln.de>; from Stefan Esser on Tue, Jun 10, 1997 at 09:39:13PM +0200 X-Operating-System: FreeBSD 3.0-CURRENT ctm#3359 AMD-K6 MMX @ 208 MHz Sender: owner-hardware@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk According to Stefan Esser: > No, the TX should be faster than the VX (which is slow, unless > you got SDRAM). The TX is (kind of) an enhanced version of the > VX, and is assumed to be faster than the Triton 2 (it got deeper > PCI buffers and supports new PCI 2.1 features that should improve >From what I read, HX (aka Triton 2 if I'm not mistaken) is still faster than TX (even with SDRAM) because while the TX buffers are bigger than the VX's, they are still smaller than HX's. Ref: > No, I don't think I wrote that (at least I didn't want to ... :) > The TX should be better than the VX, which was slow with EDO, but > slightly faster than the Triton 2 with SDRAM. If what you call Triton 2 is HX, then HX doesn't support SDRAM. That is the main problem with HX (and AFAIK the only one). > The major limitation of the VX chip set is that it only supports > 64MB of DRAM covered by secondary cache, so it is no good for > server machines with a few hundred MB of RAM ... Yes, I don't understand why they keep this stupid limit (except for marketing reasons that is). -- Ollivier ROBERT -=- FreeBSD: There are no limits -=- roberto@keltia.freenix.fr FreeBSD keltia.freenix.fr 3.0-CURRENT #18: Sun Jun 8 15:32:28 CEST 1997