HP Midnight Blue 15.6" Pavilion dv6t dv6-3227cl Laptop PC, 4GB Ram, 500GB HD, Blu-ray Disc Drive VISION Technology from AMD with AMD Turion II P540 processor 2.40GHz, up to 3.6GT/s System Bus, 2MB L2 Cache 4GB DDR3 memory, 500GB hard drive , Wifi-N, Webcam Blu-ray Disc drive & Read/Write normal CD's and DVDs 15.6" diagonal HD BrightView LED widescreen display ATI Mobility Radeon HD 4250 graphics with 128MB display cache memory