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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Sapphire Pulse RX 5700 XT power consumption"
href="https://bugs.freedesktop.org/show_bug.cgi?id=111482#c14">Comment # 14</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Sapphire Pulse RX 5700 XT power consumption"
href="https://bugs.freedesktop.org/show_bug.cgi?id=111482">bug 111482</a>
from <span class="vcard"><a class="email" href="mailto:imirkin@alum.mit.edu" title="Ilia Mirkin <imirkin@alum.mit.edu>"> <span class="fn">Ilia Mirkin</span></a>
</span></b>
<pre>(In reply to Robert from <a href="show_bug.cgi?id=111482#c12">comment #12</a>)
<span class="quote">> At least I now know that I can't do anything further. It just would be cool
> if one of the AMD engineers could confirm my assumption that with a
> resolution of 5144x1440 the card always runs at highest memory clock speed
> as it does with a multi monitor setup (from what I've read so far).</span >
[Note, I'm not an AMD engineer.]
In some monitors, such high modes are actually exposed by presenting multiple
"tiles" as separate screens. As far as the GPU is concerned, it's 2 actual
monitors (this can only work with DisplayPort, of course).
Can you check if this is the case? I believe "xrandr" should report 2 separate
monitors in this situation. You mention you have a 49WL95C-W, which the
internet suggests is indeed just 2 panels placed next to each other in a nice
plastic case.
And in such cases, I believe the AMD drivers clock to the highest rate, since
reclocks will cause flickering (since the vsync's of the 2 monitors aren't
sync'd to one another).</pre>
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