From here:
http://dev.office.com/mac-office-64-bit-transition
Released about a week ago.
[quote]The Mac Office team has been working on the transition and we’re currently preparing to release the Office apps in full 64-bit.
If you’re an Office Insider for Office 2016 for Mac, you can get going right away and give the 64-bit version of Mac Office a try today. Learn how to become an Office Insider.[/quote]
Anyone an Insider and tested it yet? Any improvement to performance especially Excel?