[gmx-users] Different energies of GPU and CPU-only runs with Gromacs 5.x

2014-09-22 Thread Machtens, Jan-Philipp
Dear all, if I compare GPU-accelerated and CPU-only runs, I get significantly different results/energies with Gromacs 5.x. In contrast, with Gromacs 4.x everything is fine, i.e. no difference between CPU-only runs and with GPU. In short, with Gromacs 5.x using GPUs, I have lower total energy, hi

Re: [gmx-users] Different energies of GPU and CPU-only runs with Gromacs 5.x

2014-09-22 Thread Mark Abraham
On Mon, Sep 22, 2014 at 9:44 AM, Machtens, Jan-Philipp < j.macht...@fz-juelich.de> wrote: > Dear all, > if I compare GPU-accelerated and CPU-only runs, I get significantly > different results/energies with > Gromacs 5.x. In contrast, with Gromacs 4.x everything is fine, i.e. no > difference betwee

Re: [gmx-users] Different energies of GPU and CPU-only runs with Gromacs 5.x

2014-09-22 Thread Machtens, Jan-Philipp
] Sent: Monday, September 22, 2014 10:25 AM To: Discussion list for GROMACS users Subject: Re: [gmx-users] Different energies of GPU and CPU-only runs with Gromacs 5.x On Mon, Sep 22, 2014 at 9:44 AM, Machtens, Jan-Philipp < j.macht...@fz-juelich.de> wrote: > Dear all, > if I

Re: [gmx-users] Different energies of GPU and CPU-only runs with Gromacs 5.x

2014-09-22 Thread Mark Abraham
__ > From: gromacs.org_gmx-users-boun...@maillist.sys.kth.se [ > gromacs.org_gmx-users-boun...@maillist.sys.kth.se] on behalf of Mark > Abraham [mark.j.abra...@gmail.com] > Sent: Monday, September 22, 2014 10:25 AM > To: Discussion list for GROMACS users > Subject

Re: [gmx-users] Different energies of GPU and CPU-only runs with Gromacs 5.x

2014-09-23 Thread Johnny Lu
_ > > From: gromacs.org_gmx-users-boun...@maillist.sys.kth.se [ > > gromacs.org_gmx-users-boun...@maillist.sys.kth.se] on behalf of Mark > > Abraham [mark.j.abra...@gmail.com] > > Sent: Monday, September 22, 2014 10:25 AM > > To: Discussion

Re: [gmx-users] Different energies of GPU and CPU-only runs with Gromacs 5.x

2014-09-24 Thread Machtens, Jan-Philipp
: gmx-us...@gromacs.org Subject: Re: [gmx-users] Different energies of GPU and CPU-only runs with Gromacs 5.x hi. can i get a link to the redmine issue? I decided to install 4.6.7 instead of 5.0.1 because of this. On Mon, Sep 22, 2014 at 5:52 AM, Mark Abraham wrote: > On Mon, Sep 22, 2014 at