Specifications DesignHP Pavilion Elite m9090INHigh Gloss Finish with Signature HP Zen Imprint Design MicroprocessorIntel Core2 Duo Processor E4500 with EM64T , Dual-core (2.2 GHz)8 MB Integrated L2 Cache1066 MHz Front-side Bus Speed ChipsetIntel G33 Chipset, Socket 775 Memory - DDR22 GB PC2-5300 DDR2 (667 MHz)2 x 1024 MB Dual Channel RAM4 DDR2 DIMM Slots (Expandable to 8 GB with discard) Hard Drive1 Terabyte SERIAL ATA II Hard drive2 x 500 (300 MB/sec @ 7200 RPM) Blu-Ray & HD DVD-ROM Drive**Read Speeds6x/4.8x max BD-ROM/BD-R (SL/DL)2.3x/2.0x max BD-RE (SL/DL)3x max HD DVD-ROM (SL/DL)16x/8x max DVD-ROM (SL/DL)12x/8x max DVD+R (SL/DL)10x max DVD+RW (SL)2x-5x max DVD-RAM40X max CD/CD-R/RWWrite 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 ReadyCreative SBS 370 2.1 speakers Video Graphics - PCI ExpressNVIDIA GeForce 8500GT512 MB dedicated memory1279 MB TAG* as allocated by VistaHDMI, DVI-I and S-Video TV OutDirectX 10 Support 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 TunerTV Tuner card with FM Radio (PAL)HP Vista Media Center RemoteS-Video-In and Composite In-portsAudio In-ports (Stereo) Total Memory SlotsFour 240-pin DIMM Slots (two available) 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 (occupied)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 1394aVideo Input - S-Video, CompositeAudio Input - Mic-In, StereoAudio Output - HeadphoneRear 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-OutOne VGA Out Included PeripheralsHP Premium Wireless Multimedia KeyboardHP Wireless Optical scroll MouseDVI-I to VGA adapter Monitor - CRT and TFT OptionsM705 17 Flat screen Colour CRTVp17 (17") Standard TFTW1907 (19"), W2207 (22") Wide TFT Software Operating SystemVista Home Premium (32-bit) ProductivityMicrosoft Works 8.5Adobe Acrobat Reader 8.0 Digital EntertainmentWindows Vista Media CenterHP DVDPlay (Blu-ray & HD DVD) Digital GamingHP Games (Trial Games) Digital Imaging / PhotographyHP PhotoSmart Essential 2.0Snapfish by HP Digital Video EditingCyberlink Power2 GoMuvee AutoProducer ver 6.0 SECyberlink Label Print SecurityNorton Internet Security 2007(Includes 60 days of free updates) Restore ProcessBackup and Restore CenterSystem Recovery Disc (2 DVDs) PC Help and ToolsHP PC Recovery Disc CreatorHP Software Updates HP Easy BackupOne-Touch Backup ButtonHP Easy Backup Software