From owner-cvs-all Mon Feb 13 05:46:02 1995 Return-Path: cvs-all-owner Received: (from root@localhost) by freefall.cdrom.com (8.6.9/8.6.6) id FAA00683 for cvs-all-outgoing; Mon, 13 Feb 1995 05:46:02 -0800 Received: from inet-gw-3.pa.dec.com (inet-gw-3.pa.dec.com [16.1.0.33]) by freefall.cdrom.com (8.6.9/8.6.6) with SMTP id FAA00677 for ; Mon, 13 Feb 1995 05:46:01 -0800 Received: from tartufo.pcs.dec.com by inet-gw-3.pa.dec.com (5.65/10Aug94) id AA13408; Mon, 13 Feb 95 05:40:20 -0800 Received: by tartufo.pcs.dec.com (/\=-/\ Smail3.1.16.1 #16.39) id ; Mon, 13 Feb 95 14:39 MET Message-Id: Date: Mon, 13 Feb 95 14:39 MET From: me@tartufo.pcs.dec.com (Michael Elbel) To: cvs-all@freebsd.org Subject: Re: cvs commit: src/sys/i386/i386 locore.s machdep.c Newsgroups: pcs.freebsd.cvs.sys,pcs.freebsd.cvs.all References: <199502110421.UAA25293@freefall.cdrom.com> <199502110618.WAA25660@gndrsh.aac.dev.com> Reply-To: me%dude.pcs.dec.com@inet-gw-2.pa.dec.com Sender: cvs-all-owner@freebsd.org Precedence: bulk In pcs.freebsd.cvs.all you write: >As part of the Intel P24X upgrade spec the P24's would have the >write back cache functions of the Pentium. This also made it possible >to build a 486DX chip with a write back cache on it. Evedently Intel >has finally done this (I have not seen one of these parts yet, but have >heard of them). They did a test of one of these beasts in the latest C'T (highly regarded German Microcomputer magazine). They found the performance increase to be negligible for systems with a second level cache. Might be interesting for Laptops. Michael -- Michael Elbel, Digital-PCS GmbH, Muenchen, Germany - me@FreeBSD.org Fermentation fault (coors dumped)