[Bug 110865] Rx480 consumes 20w more power in idle than under Windows

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=110865

--- Comment #32 from Alex Deucher <alexdeucher at gmail.com> ---
(In reply to Martin from comment #31)
> well the flickering goes away, if I lock the clocks to "low" or "high"

Exactly.  In that case the mclk never changes so there is no flicker.  The mclk
has to change during the vblank period otherwise you see flickering.  If the
vblank periods are not synced up across monitors, you see flickering.

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