Back to Contents PageSpecificationsDell™ Vostro™ 1720 Service ManualProcessorSystem InformationExpressCard™8-in-1-Memory Card ReaderMemoryPorts and ConnectorsCommunicationsVideoAudioDisplayKeyboardTouch PadFingerprint ReaderCameraBatteryAC AdapterPhysicalEnvironmentalNOTE: Offerings may vary by region. For more information regarding the configurationof your computer, click Start (or Start in Windows XP)® Help and Support, andthen select the option to view information about your computer.ProcessorProcessor type Intel® Core™2 Duo (2.0 - 2.66 GHz)Intel Celeron® (2.0 - 2.2 GHz)Intel Celeron Dual Core (1.66 - 1.86 GHz) processorL1 cache 32 KB per instruction, 32 KB data cache per coreL2 cache Shared 3 MB or 6 MBExternal bus frequency 1067 MHzSystem InformationSystem chipset Intel GM45 or Intel PM45 chipsetData bus width 64 bitsDRAM bus width Dual-channel 64-bit busProcessor address bus width 36 bitsFlash EPROM 1 MBPCI bus (discrete graphics only) x16 PCI ExpressExpressCard™NOTE: The ExpressCard slot is designed only for ExpressCards. It does NOT support PC cards.ExpressCard controller IntegratedExpressCard connector 54-mm ExpressCard slot (supports both USB- andPCIe-based interfaces)Cards supported 34-mm and 54-mm ExpressCards8-in-1 Memory Card ReaderMedia card controller O2Micro OZ888Media card connector 8-in-1 combo card connectorCards supported SecureDigital (SD), SDIO, MultiMediaCard (MMC),Memory Stick, Memory Stick Pro, xD-Picture Card, HiSpeed-SD, and Hi Density-SDMemoryMemory module connector Two DIMM socketsMemory module capacities 1 GB (one DIMM)2 GB (one DIMM or two DIMMs)4 GB (2 DIMMs)8 GB (two DIMMS, requires 64-bit Windows Vistaoperating system)Memory type DDR2 800 MHz (if supported by chipset and/orprocessor combinations); non-ECC memory onlyMinimum memory 1 GBMaximum memory 8 GB (requires 64-bit Windows Vista operatingsystem)