HP G61-420ED Notebook PC, Pavilion. Processor frequency: 2.2 GHz, Processor family: Intel Core 2 Duo, Processor model: T6600. Internal memory: 3 GB, Internal memory type: DDR2-SDRAM, Memory layout (slots x size): 1 x 1 + 1 x 2 GB. Total storage capacity: 250 GB, Hard drive interface: Serial ATA, Hard drive speed: 7200 RPM. Display diagonal: 39.62 cm (15.6"), Display resolution: 1366 x 768 pixels. Discrete graphics adapter model: Intel GMA 4500MHD