Re: 64bit CPUs

From: Jim C. Nasby (decibel_at_decibel.org)
Date: 05/03/05

  • Next message: Steven Hartland: "Re: Very low disk performance on 5.x" 
    Date: Mon, 2 May 2005 18:07:02 -0500
To: Mike Tancsa <mike@sentex.net>

    On Sun, May 01, 2005 at 07:34:31PM -0400, Mike Tancsa wrote:
    > I havent paid that much attention to the comparisons as they tend to be
    > very windows based and games to boot. But surely its hard to compare
    > across platforms. The CPUs require different chipsets, so some of the
    > performance results can be due to the MB and RAM.
    > http://www6.tomshardware.com/cpu/20050221/prescott-10.html#synthetic
    > The P4 640 3.2Ghz is about the same price at one of my suppliers as the 64
    > 3500+ and the numbers are not that different.
    >
    > For me to switch to a different platform and risk stability issues there
    > would have to be some decent payoff in either cost savings or serious
    > performance differences. I am thinking perhaps for my RADIUS accounting
    > database which is very large might benefit as I have already maxed out the
    > RAM.

    >From what I've seen on the PostgreSQL lists, PostgreSQL sees a huge
    (30%) performance increase on Opterons over Xeons, and other databases
    see 10-15%. I haven't seen 32 bit vs 64 bit numbers, but I would expect
    the increase to be even larger than Xeon to Opteron numbers. 

    -- 
Jim C. Nasby, Database Consultant               decibel@decibel.org 
Give your computer some brain candy! www.distributed.net Team #1828
Windows: "Where do you want to go today?"
Linux: "Where do you want to go tomorrow?"
FreeBSD: "Are you guys coming, or what?"
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  • Next message: Steven Hartland: "Re: Very low disk performance on 5.x"

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