Re: Differences between RM4 & RM5 boards

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Roger Morris (rmorris++at++tswl.co.uk)
Fri, 23 May 1997 09:27:39 -0700

> From: remi++at++remi.asd.sgi.com (R\imi Arnaud), on 23/05/97 07:01:
> John Wintle wrote:
> >
> > Hi all,
> >
> > We have just taken delivery of an Onyx RE2 + MCO which has 2 RM5 boards
> > in it. Could someone tell me the differences between the RM4 and the RM5
> > boards.
> >
>
> Lucky you, you now have plenty of Texture memory.
>
> > We also have two other Onyx RE2 + MCO machines that have 4 RM4's in each
> > one. What performance differences would we notice between the RM4's and
> > RM5's.
> >
> > We will be using the MCO in each case with 3 x 960x680 ++at++60Hz windows.
> >
> > Can we use multisampling with these configurations, as initial
> > investigations have indicated that this will only work without MCO
> > enabled.
>
> Same performance, ony much more texture. If I am correct it is
> 64MB instead of 16MB ?
>

Hi, John, Remi

As I understand it, you now have 16MB, instead of 4MB of texture memory.

Note that having 2 Raster Managers doesn't give you more texture, it just
lets you draw it faster, since the load is shared between them.

Regards

Roger Morris

> >
> > Thanks in advance,
> >
> > --
> >
> > Regards,
> >
> > John Wintle,
> > Principal Visual Modeller,
> > Intersim Limited, Units 7-8, Thorgate Road, Littlehampton. Sussex. UK
> > Tel: +44 (0)1903 733428 Fax: +44 (0)1903 730246
> > email: modellers++at++intersim.co.uk Internet: http://www.intersim.co.uk
> >
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==========================
Roger Morris TRANSFORMATION SOFTWARE
Applications Engineer Thame Park Road
TEL: 01844 261456 Thame
FAX: 01844 260056 Oxon, OX9 3UQ
E-mail: rmorris++at++tswl.co.uk
http://www.transform.co.uk
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