[CP2K-user] [CP2K:21845] Recommended hardware specifications for running CP2K

Hanaa Sari hanaa.sarimohammed at gmail.com
Mon Sep 22 08:09:50 UTC 2025


Thanks a lot for your guidance.

Le lun. 15 sept. 2025, 12:31, Jürg Hutter <hutter at chem.uzh.ch> a écrit :

> Hi
> our recent workstations for QS DFT calculations are
>
> AMD EPYC 7763 64-Core Processor
> 512 GB memory
> 2 TB  SSD disk
>
> regards
> JH
>
> ________________________________________
> From: cp2k at googlegroups.com <cp2k at googlegroups.com> on behalf of Hanaa
> Sari <hanaa.sarimohammed at gmail.com>
> Sent: Sunday, September 14, 2025 10:46 AM
> To: cp2k
> Subject: [CP2K:21834] Recommended hardware specifications for running CP2K
>
> Hello everyone,
>
> I am currently running CP2K calculations ( geometry optimizations,
> transition states, surfaces...) and I would like to get some advice
> regarding the recommended hardware for an efficient workstation setup.
>
> In particular, I would like to know:
>
>   *   What is a good balance between CPU frequency and number of cores for
> CP2K?
>
>   *   How much memory (RAM per core) is generally advised for
> medium-to-large systems?
>
>   *   Are there clear advantages in using GPUs for standard DFT
> calculations in CP2K?
>
>   *   Any practical examples of hardware setups that have worked well for
> you (e.g., CPU model, RAM size, SSD requirements)?
>
> I would greatly appreciate any insights or references to official
> guidelines, as I want to make sure the machine I build will be well suited
> for CP2K workloads.
>
> Thank you very much in advance for your help.
>
> Best regards,
>
> Hanaa SARI
>
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