[ Thanks to linuxgangster for this link.
]
“You’ll probably find that linux is probably the OS with the
most native amd64 (x86_64) users. BSD variants and Windows mostly
have poor to no amd64 support and/or a smaller user base any way.
However, there are still a few drawbacks compared to linux on
32-bit x86.“Nowadays, there is a lot of software linux users are accustomed
to use that is available in binary form for the intel x86 platform
only. There are big commercial applications like VMWare or games
like Doom III…”