Which is the best Anti-virus software!

[adamronchi]

Hi!
I want new good anti virus software now. Nowadays I use Kaspersky anti-virus. But due to this anti virus my computer become very slow. So I do not work faster on my computer. I want some advice which anti-virus is best for my computer and which one does not reduce speed of computer. If anyone has information please share here.

 

[Kymiie]

Here in the UK the best is McAfee or Norton... Dont know if they have it everywhere else. xx