just as an fyi to anyone running the DX version of Java3D on W2k, there
is a known kernel issue wrt to AGP memory that affects vertex buffer
performance.

installation of DX 8, DX 8 drivers, and WK SP2 will result in better
poly thruput. 

nvidia has a sample, benmark5, that can be useful to verify that your
system is getting expected poly thruput rates. gf2/gf3 you should see
20+ million polys/s with benmark5 on a system thats properly set up.

http://geforcefaq.com is a very useful site for verifying all the
motherboard, agp miniport, etc issues wrt to graphics performance.

> -----Original Message-----
> From: Ronald Mourant [mailto:[EMAIL PROTECTED]]
> Sent: Wednesday, July 04, 2001 7:53 AM
> To: [EMAIL PROTECTED]
> Subject: [JAVA3D] Win2000 vs. WinNT
> 
> 
> Hi,
> 
>     I have a fairly large database of roads,
> buildings, signs, etc.  On my machine at work
> (Win2000, 512MB RAM, 2 800MHZ processors, a
> GeForce 3 grahics card) the frame rate is 28 fps.
> 
>     On my home computer (WinNT, 256MB RAM, 1 550MHZ
> processor, Diamond Viper 770D Ultra graphics card)
> the frame rate is also 28 fps.
> 
>     What is the bottleneck here?  Why doesn't more
> RAM and the clearly superior GeForce 3 result in
> better performance?
> 
>     Thanks for your help.
> 
> Ron
> 
> 
> 
> 
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