That seems to be the latest beta but not for the 64bit since only 32bit links are present for IE and other browsers as well as for Linux and Mac. There's nothing on that specifying the 64bit.
When running a search for 64bit flash players the only notation comes up.
Adobe Labs - Adobe Flash Player 10.2
Recent Updates January 11, 2011
— The release candidate build of Flash Player 10.2 is now available, including general stability and performance enhancements. Download Flash Player 10.2
Note the version of IE is still the default 32bit IE 8 not the 64bit version of IE in the 64bit Windows 7 this works with.