Dell Alienware M17x Technical Specifications: Processor: Intel?Core?i7-920XM Processor Frequency of the CPU (GHz): 3.20 GHz RAM: 8 GB RAM type: DDR3 1333/1066 MHz Capacity HDD 1 (GB): 500 Rotational speed of the disc 1: 7200tr/mn Capacity HDD 2 (GB): 500 Rotational speed of the disc 2: 7200tr/mn Disk interface (s) drive (s): Serial ATA 1 Optical Drive: Combo Blu-ray/BD-Re WebCam: Yes size of screen (inches): 17 Format of the screen: 16:10 Screen resolution: 1920 x 1200 pixels Graphics card: 2 x Nvidia GeForce GTX 280M Graphics memory: 2 x 1024 MB DDR3 Memory cards slots: SD / MMC: Yes USB ports: 3 + 1 Support for Wi-Fi: 802.11b/g/n Bluetooth Support: Yes 100/1000 Ethernet: Yes Firewire 400: Yes Express Card: Yes Sound output: 5.1 VGA Output: Yes HDMI Output: Yes eSATA: 1 Operating system: windows 7 Home Premium 64-Bit Battery: Lithium-Ion 8-cell + 4 cells Width (cm): 40.50 Thickness (cm): 5.40 Depth (cm): 32.10 Weight (kg, including battery): 5.30