>> hm, the P55C has it's (tiny) performance gain from doubled L1 caches, 
>> IIRC, and maybe another organization of associativity of it's 
>> cachelines (just a thought).
>>
> yes the double L1 cache is important, and the associativity was 
> increased to 4way. i think a important part is the addional MMX-unit, 

sure.

> which push apps with alot of fpu instructions.

MMX was mutual exclusive to FPU use, IIRC. perhaps it's the worst 
implementation of vector engine ever... :)

> But we leaving the focus 
> of this mailinglist ;-)

definitely.

> to put some more results, just for some kind of `destoying legends` 
> like: Sparc is twice as fast as a pentium.
> I love all my Pizzabox SparcStations, but I hate those performance legends.
> If somebody is interessted I can also add gcc options, but i have to 
> look into my database.

here's some more stuff on other archs (PowerPC, MIPS, x86, etc.), a 
whole thread:

http://mail-index.netbsd.org/port-macppc/2005/03/12/0000.html

http://mail-index.netbsd.org/port-macppc/2005/03/

;)