Re: [AMBER] regarding amber licensed version and free version.

From: Carlos Simmerling <>
Date: Tue, 1 Oct 2019 12:09:55 -0400

Sander is included in AmberTools, which is the free version. It does run in
serial or parallel on CPUs, but does not run on GPUs. You can use Sander
for free regardless of serial or parallel.

On Tue, Oct 1, 2019 at 12:07 PM Seketoulie Keretsu <>

> Dear AMBER users,
> I know this is a trivial question but I am confused about the difference
> between licensed and free version. So please bear with me.
> >From what I understood from the documentation is that amber serial
> versions
> are free (example Sanders) but the parallel versions such as pmemd (used in
> multiple processors and GPU) are licensed and paid by users. So if I don't
> have a license, I have to run the production MD with sanders in serial even
> if I have multiple cores or GPU on my systems. Is that assumption correct ?
> Could someone please clarify.
> Getting confused with the sanders, pmemd, pmemd.mpi, etc
> Thanks.
> Regards-SK
> PS. I have read the documentation and installation manual but couldn't
> figure out.
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Received on Tue Oct 01 2019 - 09:30:03 PDT
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