Acronis vs. Tivoli FastBAck

[Mehdi Salehi]

Hi,
The following link shows how IBM advertises Acronis:
http://www-304.ibm.com/jct09002c/gsdod/solutiondetails.do?solution=28728&expand=true&lc=en

Here is my question:
What are the features of Acronis that Tivoli Fastback lacks?

Thanks