Anti Virus Prosystem What Is The Best Anti Virus Software To Get?

What is the best anti virus software to get? - anti virus prosystem

What is the best anti-virus software maintained?
I get a Dell laptop. I spend about $ 1400 in it and wants the past and ensuring fast. I get a good anti-virus for them, but I want my computer is slow, but I want my phone fully protect against viruses and hackers. I want to pay money for it, regardless of the best anti-virus there is, what I want. I will have Windows 7 Professional in it too.