Toshiba Satellite L355-S7817 17.0" Laptop (1.86 GHz Intel Pentium Dual-Core T2390 Processor, 3 GB RAM, 160 GB Hard Drive, DVD Drive, Vista Premium) Blue 17.0-inch (diagonal) WXGA plus TruBright TFT Widescreen LCD Display, 1440 x 900 resolution 1.86 GHz Intel Pentium Dual Core Processor T2390 with 1MB L2 Cache 3072MB PC5300 DDR2 SDRAM memory, 160GB (5400RPM) Hard Drive (SATA), Mobile Intel Graphics Media Accelerator X3100 DVD SuperMulti with Labelflash drive supporting 11 formats, Atheros 802.11 b/g wireless LAN Windows Vista Home Premium, dims in inches: 15.7 x 11.5 x 1.39 /1.70, Starting at 7.3 lbs.