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Compare series details U150 U330 U350 U450p U550
Core technology
Genuine Windows® 7 Home Premium
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Windows® 7 Lenovo Enhanced Experience PC
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Genuine Windows Vista® Home Premium
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Intel® Core™ 2 Duo processor
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Intel® Core™ ULV processor
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DDR3 memory
Available Available Available Available Available
Solid state drive
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Display and graphics
LED backlight panel
Available Available Available Available Available
Discrete graphics solutions
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Integrated graphics solutions
Available Available Available Available Available
Security and protection
APS™ hard drive impact protection
Available Available Available Unavailable Available
VeriFace™ face-recognition software
Available Available Available Available Available
Lenovo OneKey™ Rescue System
Available Available Available Available Available
Warranty and support
Available Available Available Available Available
Built-in solutions and convenience
Bluetooth™
Available Selected Selected Selected Available
Multitouch pad
Available Unavailable Available Available Available
Ambient light sensor
Available Unavailable Available Unavailable Available
Entertainment
HD support
Available Available Available Available Available
Dolby® audio
Available Available Available Available Available
Stereo speakers
Available Available Available Available Available
Integrated web cam
Available Available Available Available Available
Eco-friendly
EPEAT Silver environmental rating
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Energy Star compliant
Available Available Available Available Available
RoHS compliant
Available Available Available Available Available
U150 U330 U350 U450p U550