Date: Mon, 29 Jun 1998 20:17:58 -0400 From: Leo Papandreou <leo@talcom.net> To: rotel@indigo.iey Cc: freebsd-smp@FreeBSD.ORG Subject: Re: PPro vs PII Message-ID: <19980629201758.52413@supersex.com> In-Reply-To: <199806292003.VAA02803@indigo.ie>; from Niall Smart on Mon, Jun 29, 1998 at 09:03:22PM %2B0000 References: <freebsd@atipa.com> <199806292003.VAA02803@indigo.ie>
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On Mon, Jun 29, 1998 at 09:03:22PM +0000, Niall Smart wrote: > 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. AND, PIIs will soon run much larger caches at full speed. Contest over. > > Yes, but benchmarks at tomshardware.com have already established > that the 100Mhz memory bus offers little improvement over the 66Mhz > bus on a PII. > Fact: the benchmarks at tomshardware.com have established that the 100Mz memory bus offers little improvement over the 66Mz in running the benchmarks at tomshardware.com. Tom benchmarks Windows stuff. Pushing the mouse around some empty real estate on a Windows95 screen causes CPU usage to jump past 60%. > 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 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message
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