Sony VAIO VGN-NS255J/S 15.4-Inch Laptop (2.0 GHz Intel Core 2 Duo T6400 Processor, 4 GB RAM, 250 GB Hard Drive, Vista Premium) Silver Stylish, affordable notebook in silver for everyday computing with widescreen 15.4-inch screen 2.0 GHz Intel Core 2 Duo T6400 processor, 250 GB hard drive, 4 GB of RAM (max), 8x multi-format/dual-layer DVD drive Tri-mode Wi-Fi (802.11b/g/n), Gigabit Ethernet, ATI Mobility Radeon HD 3430 graphics (2040 MB total shared) Connectivity: 4 USB, 1 FireWire, ExpressCard 34 slot, Memory Stick & SD readers, VGA output Pre-installed with Windows Vista Home Premium (SP1, 64-bit) and Sony multimedia software