Rilasciati da Microsoft i requisiti minimi per Windows Vista versione Premium .

Vi ricordo che le versioni rilasciate saranno queste:
* Windows Vista Home Basic
* Windows Vista Home Premium
* Windows Vista Business
* Windows Vista Enterprise
* Windows Vista Ultimate

Vista Premium
The following are requirements for Windows Vista Premium logo-compliant PC and will be mandated by June 1st, 2007:

* Must have H.264 hardware decoding
* Must have HDCP
* Must support multi-monitor support
* Must have HD audio
* Must have HD audio jack presence detection
* Must have Serial ATA 2.5
* Must have minimum of 50MB NV cache on hybrid HD's with at least 8MB/sec write 16MB/sec read (for mobile only)
* Must support booting from USB flash drives
* Must have Windows Vista Green Button on all remotes
* Must have Green Driver Quality Rating (DQR)
o Green score of 7 to 9
o Yellow score of 4 o 6
o Red score of 1 to 3

Fonte:
http://www.dailytech.com/article.aspx?newsid=2842