This D630 Packs a Punch The Core Duo 2.0 Ghz Just Can't Be Kept Busy!!!         Intel®  Core™2 Duo Processor Up to T7250 (2.00GHz,) Great for intensive simultaneous business applications & databases with headroom for future OS/Applications.   Operating Systems Genuine Windows Vista®  Ultimate with Downgrade Rights Service to Windows®  XP Professional Genuine Windows Vista®  Business with Downgrade Rights Service to Windows®  XP Professional Genuine Windows Vista®  Ultimate Genuine Windows Vista®  Business Genuine Windows Vista®  Home Basic  Take Your Choice Between XP and Vista - All D630's include MS Office 07   Graphics Options & Displays NVIDIA®  Quadro NVS 135M The NVIDIA Quadro NVS 135M offers all the latest graphics technology to produce extraordinary visual effects, robust wide-aspect LCD support and compatibility with all major business applications. Intel®  Graphics Media Accelerator X3100 (Up to 256MB shared9) The GMA X3100 graphics core is an intelligent and responsive graphics engine built into the chipset that is on the motherboard. This integration provides incredible visual quality, faster graphics performance and flexible display options.   Hard Drives SATA - also known as Serial ATA Benefits of the SATA drives offered on Latitude laptops: Password protection feature on the HDD. A password must be entered before the HDD can be accessed and the system boots. This provides an extra layer of data securityFaster, Improved data integrity, and Improved scalability Hard Drive will be at least 80 GB     Memory Dual Channel DDR2 SharedMemory DDR2 is a memory architecture that enables systems to improve performance and reduce power consumption. The amount of RAM you have determines how many programs can be executed at one time and how much data can be readily available to a program.       RAM INSTALLED 2 GB Memory Bandwidth: 667MHz - 8.5 GB/s with dual channel - Improves performance Performance Professional User: 2GB or more for Intensive simultaneous business applications with headroom for future OS/Applications Mainstream User: 1GB or more is recommended for business users running multiple simultaneous office applications   Additional Features POWER: Power Supply: 65 Watt or 90 Watt AC adapter with cord wrapping Batteries featuring ExpressChargeTM : Primary 4-cell/32 WHr Primary 6-cell/56 WHr Primary 9-cell/85 WHr with 90 watt AC adapter Secondary 6-cell/48 WHr "Smart" Li-Polymer battery   WEIGHT & DIMENSIONS: Starting at: 4.37lbs/1.98kg Width: 13.27"/337.1mm Depth: 9.37"/238mm Height: 1.26"/32mm CONNECTIVITY: Wired: Wired: 56K v924 Internal Modem 10/100/1000 Gigabit12 Ethernet network interface adaptor Wireless: Dell Wireless 5520 Mobile Broadband (Tri-band HSDPA 3.6) Mini-Card with service from AT&T (US) and Vodafone (select countries in Europe) Dell Wireless 5720 Mobile Broadband (EVDO Rev A) Mini-Card with service from Verizon Wireless (US), Sprint (US) and Telus (Canada) WLAN Dell Wireless 1390 (802.11g); Dell Wireless 1490 (802.11a/g); Dell Wireless 1505 (802.11a/g/Draft n); Intel PRO/Wireless 3945AG (802.11a/g); Intel PRO/Wireless 4965AGN (802.11a/g/ Draft n) Mini-Cards, Dell Wireless 360 Bluetooth 2.0 internal wireless card (upgradable to Bluetooth 2.1 EDR) (optional). EXPANDABILITY: PC Card: One Type I or Type II Supports 34mm ExpressCard via USB interface through PCMCIA adapter Ports: Serial, docking connector, 4 USB, 1394, VGA, headphone/speaker out, RJ-11, RJ-45, AC power, integrated microphone Docking: D/Port, D/Dock, D/View Laptop Stand, D/Monitor Stand Modular Options: DVDROM, 24X CD-ROM, 8X DVD +/-RW 24X CDRW/DVD, Floppy Disk Drive, Secondary 6-cell battery, 80GB2 Hard Drive or Travel Lite Module SECURITY: Physical Security: Cable Lock Slots, Media Module and Hard Drive Locks. User & System Security: Integrated Smart Card Reader, Trusted Platform Module 1.2 and optional UPEKTM  finger print reader. Wave Embassy®  Trust Suite by Wave Systems security software. Network Security: 802.11 WiFi Protected Access (WPA), 802.11i (WPA2), 802.1x with EAP modes, Single Sign On and compatible CCX 4.0