Vista Edition	Vista Home Basic	Vista Home Premium	Vista Business	Vista Enterprise	Vista Ultimate
Fancy Aero "Glass" UI	No	Yes	Yes	Yes	Yes
User Account Control (UAC)	Yes	Yes	Yes	Yes	Yes
Windows Firewall/Defender	Yes	Yes	Yes	Yes	Yes
IE7 with phishing filter, protected mode	Yes	Yes	Yes	Yes	Yes
Instant Search	Yes	Yes	Yes	Yes	Yes
Maximum supported RAM (32-bit version)	4GB	4GB	4GB	4GB	4GB
Maximum supported RAM (64-bit version)	8GB	16GB	128GB	128GB	128GB
Number of logical CPUs (cores) supported	Unlimited	Unlimited	Unlimited	Unlimited	Unlimited
Number of physical CPUs supported	1	2	2	2	2
Backup and recover	Yes	Yes	Yes	Yes	Yes
Scheduled backup	No	Yes	Yes	Yes	Yes
Volume Shadow Copy	No	No	Yes	Yes	Yes
BitLocker (drive encryption)	No	No	No	Yes	Yes
SuperFetch	Yes	Yes	Yes	Yes	Yes
"Premium" Games	No	Yes	Yes	Yes	Yes
Media Player 11	Yes	Yes	Yes	Yes	Yes
Photo Gallery	Yes	Yes	Yes	Yes	Yes
Media Center (with HDTV/cablecard support)	No	Yes	No	No	Yes
Windows Movie Maker (with HD support)	No	Yes	No	No	Yes
Windows DVD Maker	No	Yes	No	No	Yes
Remote Desktop	Limited	Limited	Yes	Yes	Yes
Offline Files/Folders	No	No	Yes	Yes	Yes
IIS Web Server	No	No	Yes	Yes	Yes
Meeting Space Interaction	Limited	Yes	Yes	Yes	Yes
Rights Management Services	No	No	Yes	Yes	Yes
Tablet PC Functionality	No	Yes	Yes	Yes	Yes
SideShow	No	Yes	Yes	Yes	Yes
Speech Recognition	Yes	Yes	Yes	Yes	Yes
Fax and Scan	No	No	Yes	Yes	Yes
Ultimate Extras	No	No	No	No	Yes