HP Pavilion dv7-3160ed Entertainment Notebook PC, Pavilion. Processor frequency: 1.6 GHz, Processor family: Intel Core i7-xxx, Processor model: i7-720QM. Internal memory: 4 GB, Internal memory type: DDR3-SDRAM, Memory layout (slots x size): 2 x 2 GB. Total storage capacity: 640 GB, Hard drive interface: Serial ATA, Hard drive speed: 5400 RPM. Display diagonal: 43.94 cm (17.3"), Display resolution: 1600 x 900 pixels. Discrete graphics adapter model: NVIDIA GeForce 320M, Discrete graphics adapter memory: 1024 MB, Maximum graphics adapter memory: 2299 MB