Did you know that Microsoft Office Professional Plus 2010 RTM (60-Day Trial) has been made available for everyone. Actually Microsoft is inviting IT professionals around the world to evaluate Office Professional Plus 2010 in their lab environments.
If you also want to test Office 2010 RTM bits, you can grab both 32bit and 64bit version of Microsoft Office Professional Plus 2010 straight from Microsoft Download Center.
The evaluation (trial) copy will de-activate in 60 days and it requires the removal of previous versions of Office prior to installation or before installing a purchased copy.
To download it, you need to register on TechNet Evaluation Center. After registering, you will be able to select the version (we recommend 32-bit which runs great on both 32-bit and 64-bit versions of Windows) and your software language.
Once the download is complete, launch the downloaded file and follow the set up instructions.