tacgs2, 250 MHz R10k

f90 -O3 -n32 -mips4 -r10000
56x45x45	1 CPU	210 kz/s

f90 -Ofast -pfa -n32 -mips4 -r10000
56x45x45	1 CPU	210 kz/s
56x45x45	2 CPU	340 kz/s
56x45x45	4 CPU	440 kz/s