Len Rose <len@netsys.com>  wrote:
 > Yes, I'm aware they are dual processor, but as I said the stock processors
 > are dog slow. I didn't remember them being sun4m though.

Here's mine.  and as far as I know, mine was bought in this 
configuration  (I know the first owner and they weren't smart
enough to buy an upgrade):

mainbus0 (root): SUNW,SPARCstation-10
cpu0 at mainbus0: TMS390Z50 v0 or TMS390Z55 @ 50 MHz, on-chip FPU
cpu0: physical 20K instruction (64 b/l), 16K data (32 b/l), 1024K external (32 b
/l): cache enabled