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Compare series details
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Feature T420 T420s T520
Core technology
Up to Genuine Windows® 7 Ultimate
Available Available Available
Genuine Windows Vista®
Selected Selected Selected
Lenovo Enhanced Experience 2.0 for Genuine Windows® 7
Available Available Available
Lenovo Enhanced Experience 2.0 for Genuine Windows® 7 with optional RapidDrive SSD
Selected Selected Selected
Windows® 7 Lenovo Enhanced Experience PC
Unavailable Unavailable Unavailable
2nd generation Intel® Core™ i series processors
Available Selected Available
Previous generation Intel® Core™ processor technology
Unavailable Unavailable Unavailable
Microsoft Office 2010 Optimized
Available Available Available
Solid-state storage drives
Available Selected Available
SuperSpeed USB 3.0 ports
Unavailable Available Unavailable
Displays and graphics
NVIDIA® Optimus™ technology
Available Available Available
Switchable graphics
Unavailable Unavailable Unavailable
LED backlit displays
Available Available Available
Multitouch panel
Unavailable Unavailable Unavailable
Security and protection
Roll-cage technology
Available Available Available
Hard/storage drive impact protection
Selected Selected Selected
Shared docking station with other ThinkPad Series
Available Available Available
Long battery-life for all-day computing
Selected Selected Selected
Combined hardware/software security
Available Available Available
Integrated Fingerprint Reader
Available Available Available
Password management software
Available Available Available
Intel® Anti-Theft protection
Available Available Available
Multimedia features
Integrated webcam
Available Available Available
Multiformat memory card reader
Available Available Available
Voice-over IP (VoIP)-optimized
Available Available Available
Built-in solutions and convenience
Backup and recovery tools
Available Available Available
UltraNav® multi-pointing system
Available Available Available
Multitouch touchpad
Available Available Available
Connectivity
Industry-leading connectivity options
Available Available Available
Network connection software
Available Available Available
Mobile broadband (WWAN)
Selected Selected Selected
GPS capability
Available Available Available
Environment and energy
Cool and quiet
Available Available Available
EPEAT® Gold environmental rating
Available Available Available
EPEAT® Silver environmental rating
Unavailable Unavailable Unavailable
ENERGY STAR-compliant
Available Available Available
T420 T420s T520


 
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