Date: Thu, 07 May 2009 10:26:09 -0600 From: Scott Long <scottl@samsco.org> To: Ollivier Robert <roberto@keltia.freenix.fr> Cc: freebsd-current@freebsd.org Subject: Re: Hypertherading Message-ID: <4A030BA1.8070709@samsco.org> In-Reply-To: <4A030ADB.9050802@keltia.freenix.fr> References: <270637.78561.qm@web63905.mail.re1.yahoo.com> <a31046fc0905061955u4a7b5755ifbcd7bd5641cd954@mail.gmail.com> <32413E83-2059-4A47-AB45-EA7A1A509DD6@gid.co.uk> <4A030ADB.9050802@keltia.freenix.fr>
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Ollivier Robert wrote: > On 7/05/2009 10:17, Bob Bishop wrote: >> AFAICS the reference doesn't support that conclusion at all. > Nehalem CPUs'HT feature is significantly different from the one present > in previous P4 CPUs. Apparently, Nehalem's HT works. Memory bandwidth > being much higher helps too. > I keep here the anecdote that "it's better". Is there a good reference somewhere that describes exactly how it works? Scott
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