Here are links to the respective RTM announcments for both products:
Both Vista and Office 2007 will be broadly available as a stand-alone product or pre-installed on new PCs on January 30, 2007.
For MSDN Subscribers, Vista and Office 2007 will be available on the following days:
from Sunday, November 12th
from Friday, November 17th
The long wait for these highly anticipated pieces of software from Microsoft is nearly over!
Microsoft, Vista, Office, technology, MSDN