The Sony VAIO VGN-FZ485 is part of the Sony FZ series of business oriented notebook computers. The basic features of the series are the same except for optional modifications to RAM(this one has 4GB standard), Hard Drive(this one has 300GB SATA standard) and processor speed(this one is T8100 2.1GHz standard). This model also includes a Blu-Ray Disc RW drive, HDMI video output, NVIDIA GeForce 8400M GT graphics card and 256MB Dedicated Video RAM. Even with these basic specs, each model can be upgraded to specifications beyond or below what may be stated above as well as including optional components. For more information please see the Sony VAIO FZ Series report.