From owner-freebsd-questions Wed Aug 16 21: 3:11 2000 Delivered-To: freebsd-questions@freebsd.org Received: from ns1.hutchtel.net (ns1.hutchtel.net [206.9.112.100]) by hub.freebsd.org (Postfix) with ESMTP id DEF4137B68F for ; Wed, 16 Aug 2000 21:03:04 -0700 (PDT) (envelope-from jpaetzel@hutchtel.net) Received: from mark8 (hutch-874.hutchtel.net [206.10.71.202]) by ns1.hutchtel.net (8.9.1/8.9.0) with SMTP id XAA21759; Wed, 16 Aug 2000 23:02:53 -0500 (CDT) Message-ID: <019b01c00801$13f53380$27430ace@mark8> From: "Josh Paetzel" To: "Josh Paetzel" , "Linh Pham" , "Joel Bjork" Cc: "Jeff Soule" , Subject: Re: Max Memory question Date: Wed, 16 Aug 2000 23:10:27 -0500 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.00.2919.6700 X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2919.6700 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG ----- Original Message ----- From: "Josh Paetzel" To: "Linh Pham" ; "Joel Bjork" Cc: "Jeff Soule" ; Sent: Wednesday, August 16, 2000 11:01 PM Subject: Re: Max Memory question > > ----- Original Message ----- > From: "Linh Pham" > To: "Joel Bjork" > Cc: "Jeff Soule" ; > Sent: Wednesday, August 16, 2000 7:03 PM > Subject: RE: Max Memory question > > > > On Wed, 16 Aug 2000, Joel Bjork mumbled: > > > > > If I recall correctly the 4GB memory limit is due to the x86 structure. > There > > > is some info on this on the cdrom.com homepage but I can't find it. > Basically > > > it said that they were thinking of moving to Alpha architecture to be > able to > > > handle more requests. > > > > I thought that I heard somewhere that the Intel Xeon processors > > supported 36-bit memory addressing... thus upping it's limit to 32GB. > > > > Could anyone confirm this? > > > > // Linh Pham > > // http://closedsrc.org > > > > > > I was unable to confirm a 32GB limit, but I did find some info on the Intel > 450NX chipset which supports 4 P3 Xeon processors and 8GB of memory. > > Josh > Sorry to reply to myself, but: http://www.intel.com/design/pentiumii/xeon/prodbref/ states that the p2 xeon supports caching of 64GB of memory, and that intel's Extended Server Memory Architecture "Breaks through the 4GB barrier." Josh > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > with "unsubscribe freebsd-questions" in the body of the message > > > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message