In this blog post i described the recommended minimum hardware requirements for basic functionality for the 
different releases of Windows Vista. Hardware requirements will vary, depending on system configuration and on the programs and the windows features that you install. If you install Windows Vista over a network, extra hard disk space may be required.
different releases of Windows Vista. Hardware requirements will vary, depending on system configuration and on the programs and the windows features that you install. If you install Windows Vista over a network, extra hard disk space may be required. Windows Vista System Requirements and Windows 7 System Requirements are almost similar.
Windows Vista Home Basic
- 800 (MHz) 32-bit (x86) processor .
- 512 megabytes (MB) of RAM
- DirectX 9-class graphics card
- 32 MB of graphics memory
- 20-gigabyte (GB) hard disk that has at least 15 gigabyte (GB) of free hard disk space
- Internal or external DVD drive
- Internet access capability
- Audio output capability
- 1-gigahertz (GHz) 32-bit (x86) processor or 1-GHz 64-bit (x64) processor
- 1 GB of system memory
- Windows Aero-capable graphics card
- 128 MB of graphics memory (minimum)
- 40-gigabyte GB hard disk that has 15 GB of free hard disk space.
- Internal or external DVD drive
- Internet access capability
- Audio output capability
