Lenovo ThinkPad S431
Features
14-inch touch-enabled display (1600×900 resolution, anti-glare surface)
Windows 8 Pro 64-bit
Intel Core i5-3337U dual-core processor (1.8GHz, up to 2.7GHz Turbo Boost, 3MB cache)
Integrated Intel HD Graphics 4000
4GB DDR3L-1600 RAM (1x 4GB; 8GB max – 1x 8GB)
500GB 7200RPM hard drive (Hitachi HTS725050A7E630)
24GB SSD cache (LITE-ON LSS-24L6G)
No internal optical drive
Broadcom 802.11n wireless LAN
Integrated Bluetooth 4.0
Integrated HD webcam
Integrated fingerprint reader
4-cell li-ion battery (46Wh)
1-year limited warranty
Dimensions: 13.1″ x 8.9″ x 0.8″
Weight: 3.9 lbs.