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Activity Forums Adobe After Effects Calculate AE bottleneck

  • Calculate AE bottleneck

    Posted by Paul Richardson on November 10, 2016 at 4:40 pm

    Hi all,

    I built a PC a while back for rendering out timelapse files. Essentially using Adobe after effects to convert camera RAW images, to high res videos.

    I have a similarly specced pc to a friend, yet his renders 10-20x faster. So, I’m trying to figure out where the weak link is.

    i7-5820K 3.30GHz
    Gigabyte GA-X99-UD4
    MX100 256GB
    Palit GeForce GTX970
    32GB Crucial 2133MHz CL15-15-15 DDR4
    Multiple drives in RAID 10

    When I render, my CPU usage goes to 100% on all cores, and the RAM usage is also maxed out.

    I have tried rendering files from ssd->ssd, and hdd->hdd, and the speeds are the same. This makes me think it must be a CPU or RAM bottleneck.

    I have multicore processing turned on for all 12 cores, with 2GB of ram being assigned per core.

    Any ideas how I can figure it out ?

    Cheers
    Paul

    Walter Soyka replied 9 years, 9 months ago 2 Members · 1 Reply
  • 1 Reply
  • Walter Soyka

    November 10, 2016 at 6:21 pm

    [Paul Richardson] “When I render, my CPU usage goes to 100% on all cores, and the RAM usage is also maxed out. I have tried rendering files from ssd->ssd, and hdd->hdd, and the speeds are the same. This makes me think it must be a CPU or RAM bottleneck. I have multicore processing turned on for all 12 cores, with 2GB of ram being assigned per core.”

    Fewer cores with more RAM each will probably help your render times, as will a healthy amount of reserved RAM for other applications. Forcing lots of processes to work really inefficiently is not as fast as letting fewer processes fly.

    Walter Soyka
    Designer & Mad Scientist at Keen Live [link]
    Motion Graphics, Widescreen Events, Presentation Design, and Consulting
    @keenlive   |   RenderBreak [blog]   |   Profile [LinkedIn]

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