Toshiba Satellite U405-S2856 13.3" Laptop (2.26 GHz Intel Core 2 Duo P8400 Processor, 3 GB RAM, 320 GB Hard Drive, DVD Drive, Vista Premium) Black 13.3 inch (Diagonal) Widescreen TruBrite TFT LCD Display at 1280 x 800 Native Resolution 2.26 GHz Intel Core 2 Duo Processor P8400 with 3MB L2 Cache 3072 MB PC6400 DDR2 SDRAM, 320 GB (5400 RPM) Hard Drive (SATA), Intel Graphics Media Accelerator 4500MHD with 128 MB DVD SuperMulti with Labelflash Drive, Atheros 802.11b/g/n Wireless LAN and Bluetooth 2.1 Windows Vista Home Premium 32 with SP1, dims in inches: 9.0 (W) x 12.4 (L) x 1.13 (H) approx., 4.41 lbs.