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Re: Re: Hardware question

  • To: mathgroup at
  • Subject: [mg60361] Re: [mg60317] Re: Hardware question
  • From: Renan <renan.birck at>
  • Date: Wed, 14 Sep 2005 03:27:27 -0400 (EDT)
  • References: <dfp4ca$icf$> <dfrg7q$fol$> <>
  • Reply-to: renan.birck at
  • Sender: owner-wri-mathgroup at

On 9/13/05, Ronald Bruck <bruck at> wrote:

> How long--and how wide :-)
> I have the fastest AMD chip in existence, the FX-55 (unless the FX-57
> is now available), but I couldn't find a mother board that could take
> more than 4GB of RAM.  (And if I put that much in, it would only see
> 3GB of it--a limitation of the bridge chip.)
> Also, does even Linux x86-64 allow 8GB without tweaking?

I think you need to compile a Linux kernel with BIGMEM support.
('make menuconfig' -> "Processor Type and Features" -> High Memory
Support -> 64GB). But I don't have x86-64 machine here, so this may be
just a guess.

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