What antivirus can be installed on Windows server 2008R2 Standard x64?

Question

System administration

Hello.
Prompt a light antivirus for Windows server 2008R2 Standard x64.
A light, scheduled, automatic, daily check of all files on the disk is needed.
Because clients are constantly uploading files to sites.
now stands microsoft forefront client security , but it has not been updated for 1000 years. so I'm looking for a worthy replacement.
Help guys)

Answer 1

I have Kaspersky set to "Scan only for new and changed files"