BitDefender Total Security 2011 is a combination from BitDefender Antivirus Pro 2011 and BitDefender Internet Security 2011. Total Security 2011 is the top of the line product that includes all features that the two other available products, Antivirus Pro and Internet Security offer, plus some that are exclusively available in Total Security.
Picture below is comparison of three BitDefender Products
Download Free 30 days Trial from it's server:
32bit: http://download.bitdefender.com/windows/desktop/total_security/final/en/bitdefender_total_security_2011_32b.exe
64bit: http://download.bitdefender.com/windows/desktop/total_security/final/en/x64/bitdefender_total_security_2011_64b.exe