From chemistry-request@ccl.net Thu Sep 9 12:06:47 2004 Received: from supertimor.sciences.univ-nantes.fr (supertimor.sciences.univ-nantes.fr [193.52.109.8]) by server.ccl.net (8.12.8/8.12.8) with ESMTP id i89H6kIx030027 for ; Thu, 9 Sep 2004 12:06:46 -0500 Received: from localhost (supertimor [127.0.0.1]) by supertimor.sciences.univ-nantes.fr (Postfix) with ESMTP id EA9265F877 for ; Thu, 9 Sep 2004 19:14:47 +0200 (CEST) Received: from supertimor.sciences.univ-nantes.fr ([127.0.0.1]) by localhost (supertimor [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 18289-08 for ; Thu, 9 Sep 2004 19:14:47 +0200 (CEST) Received: from [193.52.103.102] (quantum.chimie.sciences.univ-nantes.fr [193.52.103.102]) by supertimor.sciences.univ-nantes.fr (Postfix) with ESMTP id 4D56F5F767 for ; Thu, 9 Sep 2004 19:14:47 +0200 (CEST) Message-ID: <41409041.3060306:at:univ-nantes.fr> Date: Thu, 09 Sep 2004 19:17:53 +0200 From: Bertrand Illien Reply-To: Bertrand.Illien:at:univ-nantes.fr User-Agent: Mozilla Thunderbird 0.7.3 (Windows/20040803) X-Accept-Language: fr, en MIME-Version: 1.0 To: chemistry:at:ccl.net Subject: g03c 64bits vs 32 bits for opteron/athlon 64 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-Virus-Scanned: by amavisd-new at sciences.univ-nantes.fr X-Spam-Status: No, hits=2.5 required=7.5 tests=NO_RDNS2,SMILEY autolearn=no version=2.61 X-Spam-Checker-Version: SpamAssassin 2.61 (1.212.2.1-2003-12-09-exp) on servernd.ccl.net Dear CCLers, we would like to buy a new computer for use with G03/linux. have you got few benchs time results of g03revC. test files ( test397 is fine) with 1/ g03 64bits compiled for opteron (or/and athlon 64) 2/ g03 32 bits (compiled for pentium 4) on the same opteron (or/and athlon 64) does the 64bits compilation vs 32 bits improve performances ? does the new intel xeon with EM 64 perform better than P4 (1MB in L2) with G03 32 bits program ? thanks for your help. sincerely yours Bertrand -- ______________________________________________________________________ Bertrand ILLIEN Laboratoire de Spectrochimie et Modilisation EA 1149 - FR CNRS 2465 Faculti des Sciences et Techniques 2, rue de la Houssinihre BP 92208 44322 Nantes Cedex 3 FRANCE Tel :(+33)(0)2 51 12 55 65 - Fax : 55 67 http://www.sciences.univ-nantes.fr/spectro