HP ProBook 6555b, AMD Phenom II, 2.1 GHz, 15.6", 1366 x 768 pixels, 2 GB, 320 GB
HP ProBook 6555b. Processor family: AMD Phenom II, Processor model: N830, Processor frequency: 2.1 GHz. Display diagonal: 15.6", Display resolution: 1366 x 768 pixels. Internal memory: 2 GB, Internal memory type: DDR3-SDRAM. Total storage capacity: 320 GB, Optical drive type: DVD Super Multi DL. Discrete graphics card model: AMD Mobility Radeon HD 4250. Operating system installed: Windows 7 Professional. Product color: Silver. Weight: 5.53 lbs (2.51 kg)