AMBER Archive (2003)

Subject: Re: AMBER: processors

From: Scott Brozell (sbrozell_at_scripps.edu)
Date: Thu Sep 04 2003 - 11:50:10 CDT

Hello,

Amber8 will have SSE2 optimizations for Ewald and GB.
Ballpark GB performance improvement is similar to your value;
we see less for Ewald.

Scott Brozell

On Mon, 1 Sep 2003, Herbert Georg wrote:

> Hi all,
>
> I would like an advice. I'm gonna buy a PC these days and I would like
> to know what do you think is the processor with best performance now a
> days: Pentium 4 or Athlon XP. I've read that for programs with the code
> optimized for Pentium 4 (SSE2 and multiple threads) it gets about 25%
> faster. But for programs with no code optimization at all, Athlon XP is
> still more powerfull. Is there any code optimization, in this sense, for
> AMBER? What do you suggest??
>
> Thanks in advance
> Herbert
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