On Wed, 2019-12-04 at 19:51 -0600, o1bigtenor wrote: > Greetings > > I had a system built in Jan 2012 which included an Asus P9X79 mobo and > 3 Geforce 570 video cards where I've been running a variant of Debian, > usually testing, ever since. I ran using 2 of those cards utilizing > first fully proprietary drivers and then a couple years ago I shifted > to the debian version of the same. This last spring 2 of the 3 cards > failed and nvidia retired support for the cards in their current > drivers so I went to using nouveau for my graphic card driver. > I purchased a Radeon RX570 graphics card and a week ago swapped out > Nvidia 570 card. I was unable to even get the system to post on first > try (I had all 4 monitors plugged into the gpu). Went back to the > Nvidia card and the system is working just fine. Tried the Radeon > RX570 again this time only plugging in 1 monitor - - - - the gpu light > do come on but I can't tell if much further is happening. I called my > purchase point and they requested I send it back to them. They are now > telling me that the card is working well on their M$ test machine. > > I'm not sure what to do or what I did wrong in my install attempt. > > Any ideas? > > TIA > _______________________________________________ > TCLUG Mailing List - Minneapolis/St. Paul, Minnesota > tclug-list at mn-linux.org > http://mailman.mn-linux.org/mailman/listinfo/tclug-list > Switching from Nvidia to Radeon, or vice versa, means you need to switch your video drivers and generally a pain in the butt because of the need to completely remove or blacklist some/all of the previous driver files. For some reason I have it in my head that nouveau will not work with Radeon, but I could be wrong here. Here's what I'm currently running (Ubuntu 18.04, a Debian variant) and driving a 40" 3840x2160 and a 24" 1920x1200 display both @ 60Hz, and I switched from an Nvidia card when I got the 4K UHD display. # lspci -nn | grep -E 'VGA|Display' 02:00.0 VGA compatible controller [0300]: Advanced Micro Devices, Inc. [AMD/ATI] Hawaii PRO [Radeon R9 290/390] [1002:67b1] (rev 80) # lshw -c video *-display description: VGA compatible controller product: Hawaii PRO [Radeon R9 290/390] vendor: Advanced Micro Devices, Inc. [AMD/ATI] physical id: 0 bus info: pci at 0000:02:00.0 version: 80 width: 64 bits clock: 33MHz capabilities: pm pciexpress msi vga_controller bus_master cap_list rom configuration: driver=radeon latency=0 resources: irq:30 memory:d0000000-dfffffff memory:cf800000- cfffffff ioport:a000(size=256) memory:fba80000-fbabffff memory:c0000- dffff # modinfo -F filename `lshw -c video | awk '/configuration: driver/{print $2}' | cut -d= -f2` /lib/modules/4.15.0-72-generic/kernel/drivers/gpu/drm/radeon/radeon.ko See https://help.ubuntu.com/community/RadeonDriver -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://mailman.mn-linux.org/pipermail/tclug-list/attachments/20191205/c731b663/attachment.html>