*BSD News Article 98555


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From: Hugh LaMaster <lamaster@nas.nasa.gov>
Newsgroups: comp.unix.bsd.freebsd.misc,comp.windows.x.i386unix
Subject: Re: Upgrading to Xfree86 3.3
Date: Thu, 26 Jun 1997 16:16:47 -0700
Organization: NASA Ames Research Center
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Nick Sayer wrote:

:
[someone:]
> >with 1600x1280 and 16bpp xengine says about 1000rpm (with XAccel and
> >XFree)

On a PPro200 w/ #9 Motion 771, for 1280x1024 at 16 bpp 
I get a little over 1000 RPM, and at 1024x768 at 32 bpp
I get ~535.  And for 1280x1024 at 8 bpp, I get ~1820.  
Is "xengine" a pretty good test of the total X server 
performance (as opposed to the client CPU and the client/
server speed)?  This is my first exposure to xengine and 
I'm not sure what it measures.


> 1152x900 32 bpp gives me ~350 RPM. 1600x1280 8 bpp gives me ~1200 RPM.
> This is on a P120 32M. 32 bpp being 4 times as 'thick' makes sense
> to be a quarter the speed of 8, but it looks like I am doing about half
> as good as you are.

-- 
  Hugh LaMaster, M/S 258-5,     ASCII Email: 
hlamaster@mail.arc.nasa.gov
  NASA Ames Research Center     Or:           lamaster@nas.nasa.gov
  Moffett Field, CA 94035-1000  No Junkmail:  USC 18 section 2701
  Phone:  415/604-1056          Disclaimer:   Unofficial, personal
*opinion*.