Re: Differences between RM4 & RM5 boards

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Simon Bennett (simonb++at++wormald.com.au)
Fri, 23 May 1997 16:23:09 +1010 (EST)

On Thu, 22 May 1997, Rimi Arnaud wrote:
> 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 ?

If we're talking RM4's vs RM5's then I'd say the numbers are more like
4Megs for RM4's and 16Megs for RM5's - there is also a ledgendary small
performance increase in pixel fill ( < 5%) - for the RM5.

I don't believe any of the 64M texture boards work on the RE^2.

+----------------------------------------------------------------------------+
  Simon Bennett simonb++at++wormald.com.au
  Wormald Technology Advanced Systems Engineering Ph: +61 2 9981 0669

                "Good judgement is the result of experience.
                 Experience is the result of poor judgement"

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