Re: Opteron vs. Xeon performance differences

From: "Matthew T(dot) O'Connor" <matthew(at)zeut(dot)net>
To: Bart Grantham <bg(at)logicworks(dot)net>
Cc: "'pgsql-general(at)postgresql(dot)org'" <pgsql-general(at)postgresql(dot)org>
Subject: Re: Opteron vs. Xeon performance differences
Date: 2008-10-10 17:06:36
Message-ID: 48EF8B9C.2050801@zeut.net
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Bart Grantham wrote:
> Forgive me if this has been beaten into the ground, but my team and I
> couldn’t find much conclusive study or posts on this issue. To make a
> long story short: we’re experiencing Xeons as 50% slower than Opterons,
> even when the Xeon has twice as much cache and a slight clock speed
> advantage.

Simple question, you know that the plans are the same? And I don't
think you said conclusively that it's the same version of PGSQL on both
servers?

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