HP Pavilion dv6-1320sd Entertainment Notebook PC, Pavilion. Processor frequency: 2.1 GHz, Processor family: Intel Pentium, Processor model: T4300. Internal memory: 4 GB, Internal memory type: DDR3-SDRAM, Memory layout (slots x size): 2 x 2 GB. Total storage capacity: 320 GB, Hard drive interface: Serial ATA, Hard drive speed: 5400 RPM. Display diagonal: 39.62 cm (15.6"), Display resolution: 1366 x 768 pixels. Discrete graphics adapter model: AMD Radeon HD 4530, Maximum graphics adapter memory: 2302 MB