Specifications DesignHP Pavilion Elite m9390INHigh Gloss Finish with Signature HP Zen Imprint Design MicroprocessorIntel Core2 Duo Processor Q6600 with EM64T , Quad-core (2.4 GHz)8 MB Integrated L2 Cache1066 MHz Front-side Bus Speed ChipsetIntel G33 Chipset, Socket 775 Memory - DDR24 GB PC2-6400 DDR2 (800 MHz)4 x 1024 MB Dual Channel RAM4 DDR2 DIMM Slots (Expandable to 8 GB with discard) Hard Drive1 Terabyte SERIAL ATA II Hard drive2 x 500GB (300 MB/sec @ 7200 RPM) Blu-ray (BD-ROM) / DVD-RW Drive Read Speeds6x/4.8x max BD-ROM/BD-R (SL/DL)2.3x/2.0x max BD-RE (SL/DL)16x/8x max DVD-ROM (SL/DL)12x/8x max DVD+R (SL/DL)10x max DVD+RW (SL)5x max DVD-RAM40X max CD/CD-R/RW Write Speeds16x max DVD+R (SL)4x max DVD+R (DL)8x/6x max DVD +RW/-RW (SL)5x max DVD-RAM40x/24x CD-R/RWLightScribe Technology AudioIntel High Definition AudioUp to 7.1 Surround Sound Ready Video Graphics - PCI ExpressNVIDIA GeForce 9500GS512 MB dedicated memory2303 MB TAG* as allocated by Vista HDMI, DVI-I (Dual-link) & VGA port DirectX 10 Support Shader Model 4.0 HDCP Compliant 15-In-1 Digital Media ReaderCF I/II, SM, MMC, MMC Plus, RS-MMC, MMC Mobile, SD, Mini SD, MS, MS Pro, MS-Duo, MS Pro Duo, Micro drive, xD (Certain memory cards require adapters) CommunicationIntegrated 10/100 BaseT (Broadband ready) Wireless LAN / PANIntegrated 802.11b/g Wireless LANIntegrated Bluetooth 2.0 TV TunerHybrid TV Tuner card (Analog / DVB-T)S-Video-In, Audio-In ports (R/L Stereo)HP Vista Media Center Remote Total Memory SlotsFour 240-pin DIMM Slots (occupied) Expansion SlotsOne PCI slot (occupied)Two PCI Express x1 I/O slots (available)One PCI Express x16 graphics slot (occupied) Expansion BaysTwo 5.25 External bays (one available)Two 3.5 Internal bays (one available)One External bay for HP Personal Media Drive# (available)One External bay for HP Pocket Media Drive# (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-InLine-OutMicrophone-InSurround L/RSurround Rear L/RCentral LFES/PDIF-InS/PDIF-Out Included PeripheralsHP Premium Wireless Multimedia KeyboardHP Wireless Optical scroll Mouse Monitor - CRT and TFT OptionsM705 17 Flat screen Colour CRTVp15s (15), Vp17 (17) Standard TFTW17e (17), W1907 (19), W2207h (22) Wide TFT Software Operating SystemVista Home Premium - SP1 (32-bit) ProductivityMicrosoft Works 8.5Adobe Acrobat Reader 8.0 Education & ReferenceBritannica 2007 Ultimate Reference Suite (DVD) Digital EntertainmentWindows Vista Media CenterHP DVDPlay (Blu-ray)Cyberlink DVD Suite Deluxe Digital GamingHP Games (Trial Games) Digital Imaging / PhotographySnapfish by HP Digital Video EditingMuvee AutoProducer ver 6.0 SELabel Print SecurityNorton Internet Security 2007(Includes 60 days of free updates) Restore ProcessHP PC Recovery Disc CreatorRecovery ManagerHP Software Updates HP Easy BackupOne-Touch Backup ButtonHP Easy Backup Software