Avira AntiVir Premium - Avira AntiVir

Premium

Advanced protection for the PC

System Requirements

Windows

RAM

HDD

Windows XP (32 or 64 Bit), SP2

Windows Vista (32 Bit or 64 Bit), SP1

Windows 7

Windows 2000, SP4 and Update Rollup 1

At least 192 MB RAM (Windows XP)
At least 512 MB RAM (Windows Vista)

40 MB + quarantine

For installation:
100 MB (temporary)

Note: Administrator rights are required for installation under Windows. Windows 2000 won't be supported any longer as of 13 July 2011.