Re: [AMBER] Error searching for compatible GPU in Amber18

From: Ross Walker <ross.rosswalker.co.uk>
Date: Mon, 19 Aug 2019 22:59:54 -0400

Hi Karim

Amber 16 should support it: http://ambermd.org/gpus16/index.htm#supported_gpus <http://ambermd.org/gpus16/index.htm#supported_gpus>

Amber 18 will not since Fermi (GF1XX) support was dropped since the GPUs are now too old to keep supporting: http://ambermd.org/GPUHardware.php <http://ambermd.org/GPUHardware.php>

All the best
Ross

> On Aug 19, 2019, at 09:44, Karim Mahnam <karimmahnam93.gmail.com> wrote:
>
> Hello Daer Amber uses
> I have a graphic card (NVIDIA GeForce GT 440). My GPU name is GF108 and my
> GPU variant is GF108-400-A1 with Fermi architecture. Which version of Amber
> is suitable for running pme.cuda?
>
> Dr. Karim Mahnam
> Associate Professor in Shahrkord University
>
>
>
> On Mon, Aug 19, 2019 at 4:43 PM Daniel Roe <daniel.r.roe.gmail.com> wrote:
>
>> Hi,
>>
>> The GF108 variant (Fermi) is not supported by the latest versions of
>> pmemd.cuda; see http://ambermd.org/GPUHardware.php for a list of
>> supported hardware.
>>
>> Basically, NVIDIA has changed around their GPU architectures so much
>> over the years that the code required massive updates to properly
>> utilize the latest hardware.
>>
>> -Dan
>>
>> On Mon, Aug 19, 2019 at 1:53 AM Karim Mahnam <karimmahnam93.gmail.com>
>> wrote:
>>>
>>> Hello Dear Dr. James Kress
>>> You mean, I can not run GPU of Amber by this graphic cart( GF108, GeForce
>>> GT 440 ) !. I have run GPU version of Gromacs package with this graphic
>>> cart.
>>> Dr. Karim Mahnam
>>> Associate Professor in Shahrkord University
>>>
>>>
>>>
>>> On Sat, Aug 17, 2019 at 8:46 PM James Kress <jimkress_58.kressworks.org>
>>> wrote:
>>>
>>>> Given NVIDIA's continuing chaos generation of its own GPU/ GPGPU
>> market, by
>>>> releasing new architectures at such a rapid pace, is there a document
>> that
>>>> delineates a comparison of Amber software/ NVIDIA architecture
>>>> compatibility? I've noticed some postings on this list that seem to
>>>> indicate backwards compatibility is not a goal for NVIDIA.
>>>>
>>>> Thanks.
>>>>
>>>> Jim Kress
>>>>
>>>> -----Original Message-----
>>>> From: Karim Mahnam <karimmahnam93.gmail.com>
>>>> Sent: Saturday, August 17, 2019 3:47 AM
>>>> To: AMBER.ambermd.org
>>>> Subject: [AMBER] Error searching for compatible GPU in Amber18
>>>>
>>>> Hello Dear Amber users
>>>> My graphic cart is NVIDIA Corporation GF108 [GeForce GT 440] (rev a1)
>> and I
>>>> installed its driver (nvidia-340) and cuda toolkit 9.1 (nvcc: NVIDIA
>> (R)
>>>> Cuda compiler driver, Cuda compilation tools, release 9.0, V9.0.176)
>> and I
>>>> can run deviceQuary command, and Amber18 with GPU compatibility without
>>>> error, I also set environmental variables:
>>>> export AMBERHOME=/usr/local/amber18
>>>> export CUDA_HOME=/usr/local/cuda
>>>> export PATH=${PATH}:/usr/local/cuda/bin
>>>> export
>>>>
>>>>
>> LD_LIBRARY_PATH=${LD_LIBRARY_PATH}:/usr/local/cuda/lib64:/usr/local/cuda/lib
>>>>
>>>> in .bashrc and source it, but when I run make test, all jobs fail.
>>>>
>>>> when I run pmemd.cuda, it says:
>>>> Unit 5 Error on OPEN: mdin
>>>>
>>>> But when I run pmemd.cuda for my inputs files (pmemd.cuda -O -i md.in
>> -o
>>>> md1.out -p com.prmtop -c md.rst -r md1.rst -x md1.inpcrd -e
>> mdenergy1.dat)
>>>> ,
>>>> it says:
>>>>
>>>> Error searching for compatible GPU
>>>>
>>>> I also can not run :
>>>> mpirun -np 8 pmemd.cuda -O -i md.in -o md1.out -p com.prmtop -c
>> md.rst -r
>>>> md1.rst -x md1.inpcrd -e mdenergy1.dat Would you please tell me, how
>> can I
>>>> solve this problem.
>>>> Thank you very much
>>>>
>>>> Dr. Karim Mahnam
>>>> Associate Professor in Shahrkord University
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Received on Mon Aug 19 2019 - 20:30:01 PDT
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