Product Description GeneralTypePersonal computerRecommended UseSmall business, corporate businessProduct Form FactorMicro towerLocalizationEnglish / United StatesProcessor / ChipsetCPUIntel Core i3 (3rd Gen) 3240 / 3.4 GHzNumber of CoresDual-CoreCPU Qty1Max CPU Qty1CPU UpgradabilityUpgradableChipset TypeIntel H61 ExpressCache MemoryInstalled Size3 MBCache Per Processor3 MBRAMInstalled Size4 GB / 8 GB (max)TechnologyDDR3 SDRAM – non-ECCMemory Speed1333 MHzMemory Specification CompliancePC3-10600Form FactorDIMM 240-pinFeaturesUnbufferedConfiguration Features1 x 4 GBHard DriveTypeHDDCapacity1 x 500 GBInterface TypeSATA 6Gb/sSpindle Speed7200 rpmStorage ControllerType1 x SATA – integratedOptical StorageTypeDVD±RW (±R DL) / DVD-RAM – SATAMonitorMonitor TypeNone.Graphics ControllerTypeIntegratedGraphics ProcessorIntel HD Graphics 2500 Dynamic Video Memory TechnologyVideo InterfacesVGA, DVIMax Monitors Supported2Audio OutputTypeIntegratedSound Output Mode5.1 channel surroundCompliant StandardsHigh Definition AudioInput DeviceTypeMouse, keyboardKeyboardKeyboard NameHP Standard KeyboardInterfaceUSBMouseTechnologyOpticalInterfaceUSBNetworkingTypeIntegratedEthernet ControllerRealtek RTL8171EData Link ProtocolEthernet, Fast Ethernet, Gigabit EthernetExpansion / ConnectivityBays1 (total) / 0 (free) x internal 3.5″ ¦ 1 (total) / 0 (free) x external 5.25″Slots2 (total) / 1 (free) x DIMM 240-pin ¦ 3 (total) / 3 (free) x PCIe x1 ¦ 1 (total) / 1 (free) x PCIe x16 ¦ 1 (total) / 0 (free) x CPU ¦ 1 (total) / 1 (free) x PCIe Mini CardInterfaces6 x USB 2.0 ( 2 front, 4 rear ) ¦ 1 x VGA ¦ 1 x DVI-D ¦ 1 x LAN (Gigabit Ethernet) ¦ 1 x audio line-in ¦ 1 x audio line-out ¦ 1 x microphone ( 1 in front ) ¦ 1 x headphones ( 1 in front )MiscellaneousFeaturesActive Power Factor Correction (PFC)Compliant StandardsRoHS, WEEEManufacturer Selling ProgramHP Smart BuyTAA CompliantYesPowerDevice TypePower supplyNominal VoltageAC 120/230 V ( 50/60 Hz )Power Provided300 WattOperating System / SoftwareOS ProvidedMicrosoft Windows 7 Professional 64-bit Edition / Windows 8 Pro 64-bit Edition downgradePreinstalled OSWindows 7SoftwareNorton Internet SecurityManufacturer WarrantyService & Support1 year warrantyService & Support DetailsLimited warranty – parts and labor – 1 year – on-siteDimensions & WeightWidth6.5 inDepth15.3 inHeight14.5 inWeight15.3 lbsEnvironmental ParametersMin Operating Temperature32 °FMax Operating Temperature104 °FHumidity Range Operating10 – 90% (non-condensing)