Sony VAIO VGN-SZ491N/X 13.3-inch Laptop (Intel Core 2 Duo T7400 2.16 GHz Processor, 2 GB RAM, 200 GB Hard Drive, DVD RW Drive, Vista Business) Sleekly designed, lightweight notebook with 13.3-inch screen, 3.75-pound black carbon fiber case, and Cingular WWAN 2.16 GHz Intel Core 2 Duo T7400 processor 200 GB hard drive, 2 GB installed RAM (max), multi-format/dual-layer DVD drive (8x DVD+/-R) Connectivity: 2 USB, 1 FireWire, 1 VGA, tri-mode wireless LAN (802.11a/b/g), Bluetooth, multi-format memory card reader, 1 ethernet port, 1 headphone jack, 1 microphone input, port replicator connector Hybrid Graphics System lets toggle between NVidia GeForce Go 7400 (up to 335 MB shared) and Intel Graphics Media Accelerator 950 (224 MB shared) Pre-installed with Windows Vista Business