gcc cputype for 64bit intel

[chrcol]

I assumed nocona is the best to use but on this link below the test showed better results for core2 than nocona.

any idea why and does this mean core2 is a better choice on new gcc.

thanks

http://people.freebsd.org/~mm/benchmarks/perlbench/

 

[hglee]

core2 for -march

See http://lists.freebsd.org/pipermail/freebsd-hackers/2010-August/032723.html