T420 , 14.0" HD+ AG, WWAN, Intel® Core™ i5-2520M Processor (2.50GHz, 3MB L3, 1333MHz FSB), 4GB DDR3 SDRAM , 500GB SATA HDD (7200rpm), Multi-Burner (12.7mm), NVIDIA N12P-NS1 1GB, WWAN Ready, Intel® Centrino Advanced-N 6205, Y-BT, Y-Cam HD 720p, Y-FPR, Express Card Slot & 4 in 1 Card Reader & Smart Card Reader, Genuine Windows 7 Professional , EE 2.0, 6 Cell Li-ion Battery, 3 Year Depot