Microsoft Office 2010 has reached RTM (Release to Manufacturing) milestone on Apirl 15, 2010 as build version 14.0.4763.1000, and within days, both 32-bit (x86) and 64-bit (x64) Office 2010 ISO images have been leaked for download via BitTorrent network, days before MSDN and TechNet subscribers can download the ISO officially on April 22, and beats Volume License customers with active Software Assurance (SA) who can only download the 2010 set of products in the English via Volume Licensing Service Center starting April 27.
Note that although the main RTM assembly build of Office 2010 has version number of 14.0.4763.1000, its individual applications inside the package may have different build numbers as their final RTM version. In fast, in About dialog, MSO has is version 14.0.4760.0, while Word 2010 is version 14.0.4762.0, Excel 2010 and Visio 2010 are version 14.0.4756.0, Project 2010 is version 14.0.4751.0, PowerPoint 2010 is version 14.0.4754.0, Outlook 2010 is version 14.0.4760.0, and Access 2010 is version 14.0.4750.0. Only OneNote 2010 has build version of 14.0.4763.0. And even the Office 2010 suite setup.exe has the build version of 14.0.4755.0.
The leaked Official 2010 RTM ISO images are from Select volume licensing channel, which means the leak includes Office 2010 Professional Plus edition, which is essential for KMS activation.