Hello After posting my question I went to MS site and found the answer: The short answer is it will work. More is here: Is the beta right for me?   Regards
Hello, The latest news in UK talks about the impending release of the IE 9 Beta  Microsoft debuts latest browser Can a computer running Win 7 Ultimate x64 download the IE 9 Beta to have an experience?   Regards
Does IE 9 Beta works under x64 Win 7 OS?