Sony - VAIO Laptop / Intel&reg; Core&trade; i7 Processor / 16.4" Display / 8GB Memory / 750GB Hard Drive / Blu-ray Disc Drive / NVIDIA GeForce GT 540M graphics- Black Intel CoreTM i7 Processor / 16.4" Display / 8GB Memory / 750GB Hard Drive Blu-ray Disc-enabled DVDRW/CD-RW drive / / Built-in Intel Centrino Wireless-N (802.11b/g/n) / Built-in 10Base-T/100Base-TX/1000Base-T Ethernet LAN Built-in Exmor HD webcam with microphone / Bluetooth 2.1 + EDR interface / 2 USB 3.0 ports and 1 USB 2.0 port / Memory card slots 16.4" LED-backlit high-definition widescreen display / NVIDIA GeForce GT 540M graphics / HDMI Output Windows 7 Home Premium Edition 64-bit operating system with Service Pack 1 (SP1) preinstalled / ENERGY STAR qualified