ELPH USEBLAS: Difference between revisions

From VASP Wiki
mNo edit summary
No edit summary
 
(One intermediate revision by one other user not shown)
Line 3: Line 3:


Description: Toggles the use of BLAS routines for computing electron-phonon matrix elements.
Description: Toggles the use of BLAS routines for computing electron-phonon matrix elements.
{{Available|6.5.0}}


----
----


This is a performance setting that can offer a significant performance boost.
This is a performance setting that can offer a significant performance boost.
If {{TAGO|ELPH_USEBLAS|True}}, then VASP uses [https://www.netlib.org/blas/ BLAS] routines when computing the electron-phonon matrix elements.
If {{TAG|ELPH_USEBLAS|True}}, then VASP uses [https://www.netlib.org/blas/ BLAS] routines when computing the electron-phonon matrix elements.
Otherwise, VASP-internal routines are used.
Otherwise, VASP-internal routines are used.



Latest revision as of 08:08, 24 October 2025

ELPH_USEBLAS = [logical]
Default: ELPH_USEBLAS = .TRUE. 

Description: Toggles the use of BLAS routines for computing electron-phonon matrix elements.

Mind: Available as of VASP 6.5.0

This is a performance setting that can offer a significant performance boost. If ELPH_USEBLAS = True, then VASP uses BLAS routines when computing the electron-phonon matrix elements. Otherwise, VASP-internal routines are used.

Related tags and articles