cubase 6 install 32 bit vs 64 bit

I just installed the upgrade to cubase 6. By default, it loaded a 32bit version of cubase 6. How do I install the 64 bit version


osx snoiw leopard iMac quad core i5

You read the sticky at the top of the page that tells you how to do it.

http://www.steinberg.net/forum/viewtopic.php?f=19&t=1538