Existe driver dessa placa RX 540 2G para sistema Linux?
If we go to AMD Drivers & Support webpage and look for RX 540
we can see that RX 540 isn't currently supported by AMD for Ubuntu 18.04, and clicking on "Previous Drivers"
drivers offered for Linux are totally outdated
No closed source drivers for your RX 540 to run Ubuntu 18.04, you will need to settle for open code drivers or upgrade to a currently supported GPU model.
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