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How to know if GPU Acceleration (OpenCL) is working

Kommentare

25 Kommentare

  • Thomas D.
    Hi,

    so far i know while generating Previews GPU is not in use.

    With CO 10 it is easier to tell if OpenCl is working, you will find it in the Prefences.

    It could be that CO 9 is not Optimised for Ryzen and this ia the cause of slow Generating.

    Try CO 10.1 if you really want to know.
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  • Manuel Huettl
    Thanks for the answer... i will give this a try.
    Do you know if it is possible to install 10.x next to 9.x?
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  • Thomas D.
    Yes you can.
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  • Manuel Huettl
    okay i just installed 10.1 and i can see in the preferences that Hardware-Acceleration ist on. So this is good.

    For generating previews it looks like the GPU is not used. Only the CPU is running (between 35% and 50%... activities split on all cores). Generating 95 previews (4K) takes about 2 mins. I wonder why C1P is not using 100% CPU?

    Processing (adjusted raws to jpeg 50 % resolution) uses GPU fully and takes 1:00min for the 95 files.
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  • Manuel Huettl
    just for informations for those using a similar setup / GPU (GTX1060).

    I did some testing with C1P 9.x and 10.x on GPU usage with the following results:
    - both Versions make use of the GPU
    - C1P 10.1 makes even better usage of the GPU then C1P 9.3 (30% compared to 20%)
    - from the feel: C1P 10.x feels i bit faster and more responsive then C1P 9.3

    => maybe I should update soon 😉
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  • Dave R
    Have a look at C:\Users\user name\AppData\Local\CaptureOne\logs\ImgCore.log
    Right at the start of this text file you will see a section about your graphics card, it even includes a benchmark figure, on my machine my old Nvidia 960 card scored 0.22143 while my new AMD Radeon Pro WX5100 scored 0.14464 which is apparently pretty good. This should give a guide to how well your card works.
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  • Permanently deleted user
    Having myself a GeForce 670MX graphic card on my notebook the NVIDIA driver software has an option to show an icon in the toolbar section that informs about the card's activities - which is usually the case when I start C1. And two modules are usually running when (batch) conversion is running.
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  • Robert Whetton
    latest driver from AMD improved on OCL performance 😊 OpenCL benchMark : 0.056620
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  • Manuel Huettl
    Hey Guys,

    thanks for the replies.

    ImgCore.log says: OpenCL benchMark : 0.136192
    => no Idea if this is good or not. Is a higher Number better or a lower Number.

    However this does not help for the previews as the GPU seems not to be used to generate the previews.
    Only the CPU seems to be used... but i have not figured out yet, why the CPU is only running at 30%.
    Maybe C1P can´t handle the 6 cores? But it looks like all cores are equally used. 😕

    Cheers
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  • Robert Whetton
    Lower the number the better. (AMD Shines here)

    Generation for the previews will be CPU as it's retrieviving the JPEG from the RAW files? My i5 2500K hits 80% CPU usage on all 4 cores when generating the previews.. using HWMonitor, can't see anything special happening with the GPU..

    Do you have SMT enabled?

    Where OCL is used most, is in the conversion of the RAW files I believe. My R9 390 hits 100% when exporting images.
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  • Manuel Huettl
    [quote="Bobtographer" wrote:
    Lower the number the better. (AMD Shines here)

    I know... but at the time I did build my pc the AMD Cards had all been out of stock or crazy expansive, because of that bitcoining hype. Thats why I got the Nvidia.

    [quote="Bobtographer" wrote:

    Generation for the previews will be CPU as it's retrieviving the JPEG from the RAW files? My i5 2500K hits 80% CPU usage on all 4 cores when generating the previews.. using HWMonitor, can't see anything special happening with the GPU..
    Do you have SMT enabled?


    SMT is enabled, but CPU is only around 25-30%. 500 Previews (4K) take 20 mins.
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  • Robert Whetton
    Hopefully my R1700 will arrive from AMD next week and I'll be able to tell you what I get CPU wise when creating previews

    Have you tried turning SMT off?

    Ah! you're on a 4K display?

    Which M.2 did you get?
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  • SFA
    [quote="Mnl" wrote:
    [quote="Bobtographer" wrote:
    Lower the number the better. (AMD Shines here)

    I know... but at the time I did build my pc the AMD Cards had all been out of stock or crazy expansive, because of that bitcoining hype. Thats why I got the Nvidia.

    [quote="Bobtographer" wrote:

    Generation for the previews will be CPU as it's retrieviving the JPEG from the RAW files? My i5 2500K hits 80% CPU usage on all 4 cores when generating the previews.. using HWMonitor, can't see anything special happening with the GPU..
    Do you have SMT enabled?


    SMT is enabled, but CPU is only around 25-30%. 500 Previews (4K) take 20 mins.


    You are running previews at 4k?

    What is the benefit of that?

    How large are the preview files?


    Grant
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  • Manuel Huettl
    [quote="SFA" wrote:


    You are running previews at 4k?

    What is the benefit of that?

    How large are the preview files?

    Grant


    I did set the previews to 4k (3840) because I have a 4K-Screen.
    The .cop Files are around 4-6 MB.

    Would you recommend any other settings?
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  • SFA
    [quote="Mnl" wrote:
    [quote="SFA" wrote:


    You are running previews at 4k?

    What is the benefit of that?

    How large are the preview files?

    Grant


    I did set the previews to 4k (3840) because I have a 4K-Screen.
    The .cop Files are around 4-6 MB.

    Would you recommend any other settings?


    I was just wondering what the net result is of using a 4K (or even 5k) screen.

    You have 4x the screen area that I use so the files are, more or less, 4x the size and so something like 4x the overhead all things being equal.

    Presumably the processor is working a 30% capacity due to some other bottleneck in data movement?
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  • Manuel Huettl
    [quote="SFA" wrote:

    I was just wondering what the net result is of using a 4K (or even 5k) screen.

    The "benefit" of a 4K screen for C1P is not thaaat huge. If I would use that screen only for my images I would probably not have bought a 4K screen and instead focus more on other specifications (like color reproduction).
    The big drawback when using a 4K screen is that you need a pretty modern / fast PC. With my new setup C1P is very fluid when editing images and so far i am very happy on how fast C1P runs on this pc. Only the preview generation takes a bit long and I do not understand why.

    [quote="SFA" wrote:

    Presumably the processor is working a 30% capacity due to some other bottleneck in data movement?

    I did check the SSD usage/performance when generating previews and this should not be the bottleneck. I have an NVME-SSD which has a write speed of nearly 2.000 MB/s.
    RAM usage also looks quite normal... 8 GB of 16 GB used, when working in C1P.
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  • Robert Whetton
    Ok, so. I just set my preview to 4K and set it going on a folder of 150 photos - CPU usage for C1 fluctuates between 40-90% it gave me an estimate of 4:30 to complete the generation of previews, but has taken about 1 minute less to actually do..
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  • Permanently deleted user
    Hi,
    this thread is very interesting, but I am a bit surprised by
    Have you tried turning SMT off?


    I did not imagine this functionality could be disable.
    Could you tell us how to control its status and how to activate or deacitvate it

    regards
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  • Robert Whetton
    there will be an option in the bios
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  • Permanently deleted user
    [quote="David532" wrote:
    Have a look at C:\Users\user name\AppData\Local\CaptureOne\logs\ImgCore.log
    Right at the start of this text file you will see a section about your graphics card, it even includes a benchmark figure, on my machine my old Nvidia 960 card scored 0.22143 while my new AMD Radeon Pro WX5100 scored 0.14464 which is apparently pretty good. This should give a guide to how well your card works.


    I'm not sure it's that simple.

    A dying GTX 580 scored: 0.165642

    My current GTX 670 scores: 0.218400
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  • Robert Whetton
    [quote="gusferlizi" wrote:
    [quote="David532" wrote:
    Have a look at C:\Users\user name\AppData\Local\CaptureOne\logs\ImgCore.log
    Right at the start of this text file you will see a section about your graphics card, it even includes a benchmark figure, on my machine my old Nvidia 960 card scored 0.22143 while my new AMD Radeon Pro WX5100 scored 0.14464 which is apparently pretty good. This should give a guide to how well your card works.


    I'm not sure it's that simple.

    A dying GTX 580 scored: 0.165642

    My current GTX 670 scores: 0.218400

    The 580 is better at OCL it would seem - it fares better in bitcoin benchmarks over the 670

    GeForce GTX 670 86.01 mHash/s
    GeForce GTX 580 101.1 mHash/s
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  • Permanently deleted user
    [quote="Bobtographer" wrote:

    The 580 is better at OCL it would seem - it fares better in bitcoin benchmarks over the 670

    GeForce GTX 670 86.01 mHash/s
    GeForce GTX 580 101.1 mHash/s


    Good point. Perhaps efficiency was the main advancement.
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  • Permanently deleted user
    Oh no! It varies!

    GTX580, 16CUs, 0.16-0.21 on the setup benchmark log.

    GTX670, 7CUs, 0.20-0.22
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  • Manuel Huettl
    [quote="Bobtographer" wrote:
    Ok, so. I just set my preview to 4K and set it going on a folder of 150 photos - CPU usage for C1 fluctuates between 40-90% it gave me an estimate of 4:30 to complete the generation of previews, but has taken about 1 minute less to actually do..


    Hi Bob,

    sorry for the late response. I had been away from internet for some time.
    I did try to reproduce your test with 150 photos and i took my pc the same 4:30 min (real time) to generate the previews (CPU: 30-60% and GPU: 0%).
    Can I ask you what kind of pc you are using?

    Regards Manuel
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  • Robert Whetton
    [quote="Mnl" wrote:

    Can I ask you what kind of pc you are using?

    Currently an i5 2500K OC'd to 4.3GHz with 32GB RAM and a R9 390 8GB

    End of the month I'll be upgraded to a R1700 😄
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