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Feature-Specific Requirements

Some of the features available in specific premium editions of Windows Vista require additional hardware. Listed below are the feature-specific requirements that you will need to take into consideration when choosing to run these features.

Feature
Requirement
Applicable  Editions
TV Tuning
A TV tuner card and a remote control which complies with the Windows Vista Remote Control Specification are required for TV functionality and an optimal TV viewing experience. 1 GB of system memory is recommended for best Media Center performance.
Windows Vista Home Premium, Windows Vista Ultimate
BitLocker Drive Encryption
Requires an integrated Trusted Platform Module (TPM) 1.2 chip or USB 2.0 key
Windows Vista Ultimate, Windows Vista Enterprise
Tablet PC Features
These features require a PC which meets the Tablet PC specification that includes an electromagnetic digitiser pen.
Windows Vista Home Premium, Windows Vista Ultimate, Windows Vista Business, Windows Vista Enterprise