> I've got a Sparcstation 4/330 25mhz machine with 64mb of ram.

Is that 64Mb on the motherboard?
 
> Anything I can do to boost things would be nice.  Maybe a weitek cpu
> upgrade?

Don't think there is one.  A 4/600MP board should just slot in the chassis.
Then you could have (say) a 75Mhz MBUS CPU, or even 2 when SMP is supported.
I've been on the lookout for one to try out in my spare 4/330, but haven't
found one yet.

J

-- 
                    My other computer also runs NetBSD
                          http://www.netbsd.org/