Which antivirus slows down computer the least?

Related questions

1. Can McAfee slow down my computer?
2. How do I stop Norton from slowing down my computer?
3. How do I run McAfee Removal Tool?
4. How do I remove McAfee from Windows 7?
5. What is the best computer protection?
6. Why is Norton slowing down my computer?
7. How can I remove McAfee completely?
8. How do I uninstall McAfee without uninstalling it?
9. How do I remove McAfee icon from taskbar?
10. What is McAfee Removal Tool?

Tags

1. #system
2. #cause
3. #product
4. #windows
5. #entirely
6. #kaspersky
7. #while
8. #different
9. #threat
10. #products
11. #qihoo
12. #quick
13. #bitdefender
14. #lowest
15. #track
16. #hardly
17. #story
18. #slows