[frgeek-michiana] Re: Fwd: Re: Announce NetVista howto
- From: John Billings <john@xxxxxxxxxxxxxxxxxxxx>
- To: frgeek-michiana@xxxxxxxxxxxxx
- Date: Thu, 8 Apr 2004 20:56:09 -0500
So how many hours would a geek have to volunteer to get one of these for
their home ltsp?
On Wed, Apr 07, 2004 at 03:21:20PM -0500, Tom Brown wrote:
> The NetVista 2800e video subsystem max resolution at 16-bit color depth is
> 1600x1200. This resolution requires 3.84 MB RAM, and the NetVista has 4 MB.
> Mike checked the NetVista specs which agree with this calculation.
>
> Tom
>
>
> >The video subsystem has 4 MB of RAM. We've only tested at 800x600. At 800
> >x 600 the color is very good so I assume the video is running 16-bit color
> >depth or better. A reasonable max might be 1024 x 768 at 24-bit color
> >depth.
> >
> >I believe the formula for calculating required video memory is
> >this: (horiz. resolution in pixels * vert. resolution in pixels * color
> >depth in bits) / 8-bits = bytes of video RAM
> >
> >65K colors at 800x600 res:
> >(800 * 600 * 16) / 8 = 7,680,000 / 8 = 960,000 bytes video RAM
> >
> >65K colors at 1024x768 res:
> >(1024 * 768 * 16) / 8 = 12,582,912 / 8 = 1,572,864 bytes video RAM
> >
> >16M colors at 1024x768 res:
> >(1024 * 768 * 24) / 8 =18,874,368 / 8 = 2,359,296 bytes video RAM
> >
> >Theoretically the video subsystem should do better than 1024x768 at 24-bit
> >color depth.
> >
> >Tom
> >
John Billings - Free Software/Open Source Advocate
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- References:
- [frgeek-michiana] Fwd: Re: Announce NetVista howto
- From: Tom Brown
Other related posts:
- » [frgeek-michiana] Fwd: Re: Announce NetVista howto
- » [frgeek-michiana] Re: Fwd: Re: Announce NetVista howto
- [frgeek-michiana] Fwd: Re: Announce NetVista howto
- From: Tom Brown