does anyone use a Xeon processor?

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  • Lane
    Will code for food...
    • Apr 2001
    • 8496

    #1

    does anyone use a Xeon processor?

    is there is anything better to it than P4 ?
  • salsbury
    Confirmed User
    • Feb 2002
    • 1070

    #2
    hyperthreading is pretty neat. for raw integer math i've seen a 40-50% speed improvement by turning on hyperthreading - this was on a dual xeon.

    i've heard that the bad thing about hyperthreading is the "context switching" that can end up happening with the L2 cache. i didn't see that in my test since it was small enough to fit into the large Xeon caches, but if you're doing a lot of very different things you might not see the same speed boost.

    i'd expect that you'd get better performance if you're just serving webpages and using a DB backend or something, though.

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    • Machete_
      WINNING!
      • Oct 2002
      • 14579

      #3
      We use them to some of the video editing systems we build, based in IBM Z-Pro's You have a higher level 2 and 2 cache = more and faster buffer for the CPU = more pover when MANY calculations is needed.

      If you want a webserver (sql) I'll go with a Xeon if you have the bugs, but think about a dual AMD MP2200 as an alternative... Cost about $1000-$1500 less.. and you can almost match the preformance...

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      • Lane
        Will code for food...
        • Apr 2001
        • 8496

        #4
        Originally posted by ebus_dk

        If you want a webserver (sql) I'll go with a Xeon if you have the bugs, but think about a dual AMD MP2200 as an alternative... Cost about $1000-$1500 less.. and you can almost match the preformance...

        how does it cost that much less while you can get the Xeons for less than $300 ?

        http://www.pricewatch.com/1/3/4918-1.htm

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        • X37375787

          #5
          Originally posted by Lane



          how does it cost that much less while you can get the Xeons for less than $300 ?

          http://www.pricewatch.com/1/3/4918-1.htm

          Cuz those don't have 2MB L2 Cache, but only 512KB ...

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          • Machete_
            WINNING!
            • Oct 2002
            • 14579

            #6
            Originally posted by Equinox



            Cuz those don't have 2MB L2 Cache, but only 512KB ...
            Equinox said it.. there is point in buying Xeon if you only buy the small version...

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