ELPH USEBLAS: Difference between revisions

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{{TAGDEF|ELPH_USEBLAS|.TRUE. {{!}} .FALSE.|.TRUE.}}
{{TAGDEF|ELPH_USEBLAS|.TRUE. {{!}} .FALSE.|.TRUE.}}

Revision as of 14:29, 18 December 2024

ELPH_USEBLAS = .TRUE. | .FALSE.
Default: ELPH_USEBLAS = .TRUE. 

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


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.