Lenovo X121e, ThinkPad. Processor clock speed: 1.6 GHz, Processor model: E-350, L2 cache: 1 MB. Internal memory: 4 GB, Internal memory type: DDR3-SDRAM, Memory slots: 2x SO-DIMM. Total storage capacity: 320 GB, Hard drive interface: Serial ATA, Hard drive rotational speed: 7200 RPM. Display diagonal: 294.6 mm (11.6 "), Display resolution: 1366 x 768 pixels. Discrete graphics adapter model: AMD Radeon HD 6310M