Hi, as a highly performant OpenCL device consider a Radeon HD7950 or better.
Ulrich Von meinem iPad gesendet Am 19.05.2013 um 21:38 schrieb Emmanuel Lacour <[email protected]>: > Dear DT users, hackers, > > I start to be tired of the LT thumbnail generation time on my computer. > > Here is my HW setup: > > - images files on a standard SATA drive > - OS, .config, .cache on an SSD drive > - Memory: 8Go > - CPU: AMD Phenom(tm) II X4 965 Processor (4 coeurs) > - Graphic card: embedded ATI RS780L [Radeon HD 3000] > > My DT conf. (performance related options): > > - don't use embedded preview jpeg but half-size raw: checked > - compression of thumbnail images: off > - memory in bytes to use for mipmap cache: 954 > - number of background threads: 2 > - host memory limit (in MB) for tiling: 5000 > - minimum amount of memory (in MB) for a single buffer in tiling: 256 > - activate opencl support: unckecked > - always use littlecms2 during export: unchecked > - do high quality resampling during export: yes > - demosaicing for zoomed out darkroom mode: at most ppg > - pixel interpolator: lanczos3 > > > when I work on tagging for example on hundreds of pictures (I have > historical pictures to tag ...), that's very uncomfortable due to > thumbnail generation slowness. Pictures are already developed, so the > thumbnails are generated from the raw file. > > Does anyone know on which area I should work to enhance performances? > Does a graphic card with OpenCL support really helps in this area (which > cards are recommended)? Is there another HW enhancement I can do. Is > there any DT configuration I can better tune? > > thanks for any help :) > > ------------------------------------------------------------------------------ > AlienVault Unified Security Management (USM) platform delivers complete > security visibility with the essential security capabilities. Easily and > efficiently configure, manage, and operate all of your security controls > from a single console and one unified framework. Download a free trial. > http://p.sf.net/sfu/alienvault_d2d > _______________________________________________ > Darktable-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/darktable-users ------------------------------------------------------------------------------ AlienVault Unified Security Management (USM) platform delivers complete security visibility with the essential security capabilities. Easily and efficiently configure, manage, and operate all of your security controls from a single console and one unified framework. Download a free trial. http://p.sf.net/sfu/alienvault_d2d _______________________________________________ Darktable-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/darktable-users
