usedto

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usedto

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February 28th, 2025 21:50

Dell r740xd BAR support for gpu

anyone have any idea if the recent bios update 2.23.0 has BAR support option to enable for GPUs?

  • DELL-Chris H

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    Posted March 3rd, 2025 20:01

    usedto,

     

    Unfortunately we wouldn't be able to tell you either way, as the A16 GPU isn't officially supported on the R740xd, I see the A10 and A100 listed as supported, but not the A16. 

     

     

     

     

    DELL-Chris H

    Social Media and Communities Professional

    Dell Technologies | Enterprise Support Services

    #IWork4Dell

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  • DELL-Charles R

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    Posted March 20th, 2025 20:36

    Hello,

     

    It is still as Joey mentioned:

    "The products which has this capability is on client product, XPS and Alienware."

     

    Example:

    XPS 8940

    Supports resizable base address register (BAR) to improve the graphics performance

    https://www.dell.com/support/home/en-us/drivers/driversdetails?driverid=h6139&oscode=wt64a&productcode=xps-8940-desktop

     

    I see no reference it is available on the R750.

    DELL-Charles R

    Social Media and Communities Professional
    Dell Technologies | Enterprise Support Services
    #IWork4Dell

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  • DELL-Joey C

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    Posted March 3rd, 2025 02:30

    Hi,

     

    I've looked through some engineering notes, it doesn't seem to have any update for BAR support capability. The products which has this capability is on client product, XPS and Alienware.

    DELL-Joey C

    Social Media and Communities Professional

    Dell Technologies | Enterprise Support Services

    #IWork4Dell

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  • usedto

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    Posted March 3rd, 2025 16:30

    @DELL-Joey C​ thanks joey! hopefully dell can add this in soon to poweredge servers! I've seen a couple of posts about it. 

  • usedto

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    Posted March 3rd, 2025 18:18

    @DELL-Joey C​ do you know of any solution i can do to get both of my A16 GPUs to work in my r740xd? the error i keep running into is that it suggest i enable BAR support to run both of them simultaneously on ubuntu. at the moment i am only able to use one.

  • usedto

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    Posted March 20th, 2025 20:09

    @DELL-Chris H ​ do you know if the dell r750 has BAR support?