Toshiba Satellite 2435-S255 Laptop (2.40-GHz Pentium 4, 512 MB RAM, 40 GB Hard Drive) Featuring the fast Intel Pentium 4 processor, 2.40GHz and 512MB of DDR SDRAM memory, Satellite 2435 Series Customers enjoy powerful desktop features without being confined to a desk It is up to the task with a built-in DVD-ROM/CD-RW multi-function drive, stereo speakers This also includes crisp 15.0" diagonal TFT display and the NVIDIA GeForce4 420 Go graphics processing unit Users can also play music files with the system turned off