[Bug 110781] Radeon: heavy r300 performance drop regression between 11.x and 19.x

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=110781

--- Comment #52 from Alex Deucher <alexdeucher at gmail.com> ---
(In reply to Richard Thier from comment #51)
> > I do have an old 1024x768 monitor with VGA input,
> > I might give it a spin this weekend.
> 
> But didn't the LCD also supports smaler resolutions natively? Most of them
> do even if their best native is more exotic ratios and stuff. Then you just
> need to change with xrandr to something smaller.

Generally panels only have a single native mode.  The GPU has a scaler that can
scale a smaller image to the native timing.  Many LCD monitors also have a
scaler built in to provide the same functionality.

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