HP Pavilion DV5Z 15.4" Laptop (2.0 GHz AMD Turion X2 Ultra RM-72 Dual-Core Mobile Processor, 4 GB RAM, 250 GB, Webcam, Blu-ray ROM, Vista Premium) 15.4 in High Definition Brightview Infinity Display 1280 x 800 Resolution 2.1 GHz AMD Turion X2 Ultra RM-72 Dual-Core Mobile Processor 4GB DDR2 System Memory (2 Dimm), 250 GB (5400RPM) Hard Drive (SATA), ATI Mobility Radeon HD 3200 w/ Webcam Blu-ray ROM w/ Super Multi 8X DVDR/RW with Double Layer Support, Wireless LAN 802.11b/g Windows Vista Home Premium with SP1