From owner-freebsd-smp Mon Jun 29 13:08:11 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id NAA27905 for freebsd-smp-outgoing; Mon, 29 Jun 1998 13:08:11 -0700 (PDT) (envelope-from owner-freebsd-smp@FreeBSD.ORG) Received: from indigo.ie (nsmart@ts01-03.waterford.indigo.ie [194.125.139.66]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id NAA27839 for ; Mon, 29 Jun 1998 13:07:46 -0700 (PDT) (envelope-from rotel@indigo.ie) Received: (from nsmart@localhost) by indigo.ie (8.8.8/8.8.7) id VAA02803; Mon, 29 Jun 1998 21:03:24 +0100 (IST) (envelope-from rotel@indigo.ie) From: Niall Smart Message-Id: <199806292003.VAA02803@indigo.ie> Date: Mon, 29 Jun 1998 21:03:22 +0000 In-Reply-To: Atipa "Re: PPro vs PII" (Jun 29, 12:34pm) Reply-To: rotel@indigo.ie X-Mailer: Mail User's Shell (7.2.6 beta(3) 11/17/96) To: Atipa , Niall Smart Subject: Re: PPro vs PII Cc: freebsd-smp@FreeBSD.ORG Sender: owner-freebsd-smp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org On Jun 29, 12:34pm, Atipa wrote: } Subject: Re: PPro vs PII > > > And how is the DRAM access faster if both the P2 and PPro use a 66Mhz > > system bus? > > The P2's can use a 440BX chipset, which supports 100MHz Sync DRAM (7ns), > while the best production Pro chipset is the 440NX (Natoma), which > supports only 66MHz EDO (async) DRAM at 60ns. EDO is 200MB/sec, while > 100MHz SDRAM is over 500MB/sec. Yes, but benchmarks at tomshardware.com have already established that the 100Mhz memory bus offers little improvement over the 66Mhz bus on a PII. Niall -- Niall Smart. PGP: finger njs3@motmot.doc.ic.ac.uk FreeBSD: Turning PC's into Workstations: www.freebsd.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message