Recently a new beta build of office 2010 has been leaked the exact build number is Microsoft Office 2010 Build 14.0.4417.1000 you can see the screenshots however there is not much change in it yet, but some bugs have been fixed but still it is beta. So if you want to try office 2010 on your computer, we would recommend you to download the more stable beta build called as office 2010 technical preview which is accepted as office 2010 beta 1 build everywhere andquite stable too.
Both the links to 32-bit (x86) and 64-bit (x64) are full setup installer for Microsoft Office 2010 Mondo version 14.0.4302.1000 also known as technical preview is available for download.
Download Links of Microsoft Office 2010 Mondo (Technical Preview Beta 1) v14.0.4302.1000
Update: Download Links Updated and working now. Thanks for lettin us know about it