<html dir="ltr"><head></head><body style="text-align:left; direction:ltr;"><div>On Wed, 2019-12-04 at 19:51 -0600, o1bigtenor wrote:</div><blockquote type="cite" style="margin:0 0 0 .8ex; border-left:2px #729fcf solid;padding-left:1ex"><pre>Greetings</pre><pre><br></pre><pre>I had a system built in Jan 2012 which included an Asus P9X79 mobo and</pre><pre>3 Geforce 570 video cards where I've been running a variant of Debian,</pre><pre>usually testing, ever since. I ran using 2 of those cards utilizing</pre><pre>first fully proprietary drivers and then a couple years ago I shifted</pre><pre>to the debian version of the same. This last spring 2 of the 3 cards</pre><pre>failed and nvidia retired support for the cards in their current</pre><pre>drivers so I went to using nouveau for my graphic card driver.</pre><pre>I purchased a Radeon RX570 graphics card and a week ago swapped out</pre><pre>Nvidia 570 card. I was unable to even get the system to post on first</pre><pre>try (I had all 4 monitors plugged into the gpu). Went back to the</pre><pre>Nvidia card and the system is working just fine. Tried the Radeon</pre><pre>RX570 again this time only plugging in 1 monitor - - - - the gpu light</pre><pre>do come on but I can't tell if much further is happening. I called my</pre><pre>purchase point and they requested I send it back to them. They are now</pre><pre>telling me that the card is working well on their M$ test machine.</pre><pre><br></pre><pre>I'm not sure what to do or what I did wrong in my install attempt.</pre><pre><br></pre><pre>Any ideas?</pre><pre><br></pre><pre>TIA</pre><pre>_______________________________________________</pre><pre>TCLUG Mailing List - Minneapolis/St. Paul, Minnesota</pre><pre><a href="mailto:tclug-list@mn-linux.org">tclug-list@mn-linux.org</a></pre><pre><a href="http://mailman.mn-linux.org/mailman/listinfo/tclug-list">http://mailman.mn-linux.org/mailman/listinfo/tclug-list</a></pre><pre><br></pre></blockquote><div><br></div><div>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.</div><div><br></div><div>For some reason I have it in my head that nouveau will not work with Radeon, but I could be wrong here.</div><div><br></div><div>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.</div><div><br></div><div># lspci -nn | grep -E 'VGA|Display'</div><div>02:00.0 VGA compatible controller [0300]: Advanced Micro Devices, Inc. [AMD/ATI] Hawaii PRO [Radeon R9 290/390] [1002:67b1] (rev 80)</div><div></div><div><br></div><div># lshw -c video</div><div> *-display </div><div> description: VGA compatible controller</div><div> product: Hawaii PRO [Radeon R9 290/390]</div><div> vendor: Advanced Micro Devices, Inc. [AMD/ATI]</div><div> physical id: 0</div><div> bus info: <a href="mailto:pci@0000">pci@0000</a>:02:00.0</div><div> version: 80</div><div> width: 64 bits</div><div> clock: 33MHz</div><div> capabilities: pm pciexpress msi vga_controller bus_master cap_list rom</div><div> configuration: driver=radeon latency=0</div><div> resources: irq:30 memory:d0000000-dfffffff memory:cf800000-cfffffff ioport:a000(size=256) memory:fba80000-fbabffff memory:c0000-dffff</div><div></div><div><br></div><div># modinfo -F filename `lshw -c video | awk '/configuration: driver/{print $2}' | cut -d= -f2`</div><div>/lib/modules/4.15.0-72-generic/kernel/drivers/gpu/drm/radeon/radeon.ko</div><div></div><div><br></div><div><br></div><div>See <a href="https://help.ubuntu.com/community/RadeonDriver">https://help.ubuntu.com/community/RadeonDriver</a></div><div><br></div></body></html>