Usually when I install a new OS I load up my games with great trepidation but all the games that ran in Vista 64 also run in Windows 7 64. They are:
Age of Empires (I should hope so MicroSoft released it)
Company of Heroes
Dangerous Waters
DCS Black Shark
Falcon Allied Force
Flashpoint...
3d graphics
age of empires
drivers
flight simulator
game compatibility
game installation
game issues
gaming
guild wars
lock-on
neverwinter nights
oblivion
operating system
pc games
performance
silent hunter
warcraft 3
windows 7
windows vista