Microsoft
Windows
OSDisk SpaceRAM
Windows 8.x 32/64-bits 400 MB
(Minimum)

2 GB
(Minimum)

4 GB or more
(Recommended)

Windows 7 32/64-bits 400 MB
(Minimum)

2 GB
(Minimum)

4 GB or more
(Recommended)

Windows Vista 32/64-bits 400 MB
(Minimum)  

1 GB
(Minimum)

4 GB or more
(Recommended)