I need a Linux (Ubuntu 21.10) driver for my W7500X MPX.

I need a Linux (Ubuntu 21.10) driver for my W7500X MPX. I have a NVMe drive with Ubuntu 21.10 (UEFI) installed. It boots just fine in my Mac Pro 5,1 (AMD Sapphire 5970 Mac Edition) but will not light up the monitor in my 7,1.

Mac Pro, macOS 10.15

Posted on Dec 12, 2021 5:42 PM

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9 replies

Dec 15, 2021 9:42 AM in response to jonkneb

AMD web site lists drivers for Ubuntu 20.04.3


Release Notes

Software solution for enterprise deployments on Linux platforms built on stability and performance.

Note: Customers who have upgraded to the latest 5.11 kernel for Ubuntu will need to downgrade to the 5.8 kernel for proper 21.Q4 driver support.

from:

https://www.amd.com/en/support/professional-graphics/radeon-pro/radeon-pro-w5000-series/radeon-pro-w5700


It looks like you are 'ahead of the curve in the version of Ubuntu you are working on.

Dec 15, 2021 10:45 AM in response to jonkneb

It should still be the same Mesa driver, but if that card is brand new, then you may need to install a later versions of the Linux Kernel and Mesa. There are a couple of PPAs which supply newer versions of these items, but I'm not sure which PPA is best. Keep in mind installing any software from PPA's is a bit risky as you are relying on other community members choosing proper & stable compile settings when creating the newer versions of the Linux kernel and Mesa.


Sometimes it can take a few years before the open source Linux AMD GPU drivers get really good for a new GPU.


The drivers from the AMD website should not normally be used by most people because the open source drivers are usually much better performing. The core Linux Kernel driver portion is shared by both the free open source driver and the AMD proprietary driver. It is possible the driver from the AMD website may be a slightly better choice for a new GPU architecture until AMD updates the free open source Mesa drivers. The proprietary AMD driver is usually only needed if you need special OpenGL features for professional graphics apps or for the GPU compute feature.


So is this two different GPUs you are talking about? The W7500X and the HD7950?

Dec 15, 2021 9:18 AM in response to jonkneb

Ubuntu includes the AMD drivers in the software repositories. I believe the default Mesa drivers should be sufficient for the HD7950 GPU which is considered part of the "Southern Isles" architecture. Ubuntu used to provide a list or instructions regarding the various GPUs and which driver was required. I believe Ubuntu uses the best driver by default, but I haven't used Ubuntu in many years.

https://www.x.org/wiki/RadeonFeature/



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I need a Linux (Ubuntu 21.10) driver for my W7500X MPX.

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