Re: ATI mach64 resolution?

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On Thu, 13 Jan 2005 14:20:11 -0600, Kenny Gow <kgfedora@xxxxxxxxxx> wrote:
> Les Mikesell wrote:
> > On Thu, 2005-01-13 at 13:45, Aleksandar Milivojevic wrote:
> >
> >
> >>Check the settings for monitor.  You probably have your monitor set to
> >>"generic" or something incorect.  You will be shown only resolutions
> >>that both your graphics card *and* monitor support.  If you are using
> >>Gnome, try selecting "System Settings -> Display" from GNOME menues,
> >>than click on "Hardware" tab (I guess this is the same GUI you already
> >>used).  If your monitor is not listed, just select one from the "Generic
> >>CRT" or "Generic LCD" lists (in your case 1280x1024 one, I guess).
> >
> >
> > No: if I go to 256 colors it will go higher, but not at 'thousands of
> > colors'.
> >

[snip]

RESOLUTION = WIDTH x HEIGHT = 1280 x 1024 = 1310720

COLOR_DEPTH (256 colors) = COLOR_CHANNELS x BITS_PER_PIXEL = 3 x
BITS_PER_PIXEL = 3 x 8 bits_per_pixel = 3 bytes_per_pixel

RESOLUTION x COLOR_DEPTH <= VIDEO MEMORY

1280 x 1024 x 3 = 3,932,160 bytes <= 4 MB

Do the math!


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