Quick SpecsIntel Core2 Duo Processor E7300 with EM64T(3 MB L2 Cache, 2.66 GHz, 1066 MHz FSB, Dual-core)2 GB PC2-6400 DDR2 SDRAM (800 MHz)320 GB SATA II Hard drive (300MB/sec @ 7200 RPM)16X SuperMulti Drive with LightScribe, Double Layer (8.5GB)Windows Vista Home Basic Specifications ModelHP Pavilion a6640INColour - BLACK MicroprocessorIntel Core2 Duo Processor E7300with EM64T, Dual-core (2.66 GHz)Enhanced SpeedStep Technology1066 MHz Front-side Bus Speed Cache Memory3 MB Integrated L2 AdvancedTransfer Cache ChipsetnVIDIA nForce 630i; Socket 775 Memory DDR22 GB PC2-6400 DDR2 (800 MHz)2 DDR2 DIMM Slots (Expandable to4 GB** with discard) Hard Drive320 GB SERIAL ATA II Hard drive300 MB/sec @ 7200 RPM16X DVD Super Multi-Drive with DLLightScribe Technology40X CD/CD-R/RW Read40X/32X CD-R/RW Write16X DVD-ROM Read16X DVD+R Write8X/6X DVD +RW/-RW Re-write8X/8X DVD+R/-R (DL) Write12X DVD-RAM Read / Write Video Graphics PCI ExpressnVIDIA GeForce 7100128 MB Dedicated Video Memory831 MB TAG* memory as allocatedby Vista AudioUp to 7.1 Surround Sound Ready Network CardIntegrated 10/100 BaseT (Broadbandready) 15-In-1 Digital Media ReaderCF I/II, SM, MMC, MMC Plus, RS-MMCMMC Mobile, SD, Mini SD, MS, MS Pro, MS-Duo, MS Pro Duo, xD, Micro driveCertain memory cards require adapters Total Memory SlotsTwo 240-pin DIMM Slots (one available) Expansion SlotsOne PCI slot (available)Two PCI Express x1 I/O slot (available)One PCI Express x16 graphics slot (available) Expansion BaysTwo 5.25 External bays (one available)One Pocket Media Drive bayTwo 3.5 Internal bays (one available) I/O ConnectorsFront Access PortsTwo Hi-Speed USB 2.0One IEEE 1394aMicrophone-InHeadphone-OutRear Access PortsFour Hi-Speed USB 2.0One IEEE 1394aOne RJ-45Two PS/2 portsLine-In, Line-Out, Microphone-InSurround L/R, Surround Rear L/RCentral LFES/PDIF-In, S/PDIF-OutDVI-D OutOne external VGA PortIncluded PeripheralsHP Deluxe Multimedia KeyboardHP Optical, 2-button PS/2 Scroll Mouse SoftwareOperating SystemVista Home Basic (32-bit) ProductivityMicrosoft WorksAdobe Acrobat Reader 8.0 Education & ReferenceBritannica 2007 UltimateReference Suite (DVD) Digital EntertainmentCyberlink PowerCinemaCyberlink DVD Suite DeluxeHP DVD Play Digital GamingHP Games (Trial Games)Digital PhotographyHP Snapfish Digital Video EditingMuvee AutoProducer ver 6.1Label PrintSecurityNorton Internet Security 2008(Includes 60 days of freeupdates)Norton Anti-VirusNorton Personal FirewallPC Help and ToolsHP Recovery Disc CreatorHP Recovery ManagerHP Software Updates Monitor CRT and TFT OPTIONSM705 17 Flat screen Colour CRTVp15s, Vp17 Standard TFTW15e, W17e, W1707, W1907, V220, W2207h Widescreen TFT