Lenovo ThinkPad E135, AMD E, 1.7 GHz, 11.6", 1366 x 768 pixels, 4 GB, 320 GB Lenovo ThinkPad E135. Product type: Netbook. Processor family: AMD E, Processor model: E2-1800, Processor frequency: 1.7 GHz. Display diagonal: 11.6", Display resolution: 1366 x 768 pixels. Internal memory: 4 GB, Internal memory type: DDR3-SDRAM. Total storage capacity: 320 GB, Storage media: HDD. Operating system installed: Windows 7 Professional. Product color: Black. Weight: 3.42 lbs (1.55 kg)