Specification:Item Type:Gaming Graphics CardMaterial: PCBModel: for GTX750TI 4GBCore And Process: GM107 28nmUnity Shaders: 640Core Frequency Memory Frequency: 1072MHz 5400MHzMemory Capacity And Specifications: 4G 128bit GDDR5Output Interface: DVI DP High Definition Multimedia InterfaceBus Interface: PCI Express 3.0 x 16Cooling Fan: YesHow to Use:Productinstallation1.Turnoffthepowerandunplugallconnectors;disassemblethemainbox.2.Ifanyothergraphicscardisinstalledonthemotherboard,pleaseunplugitfirst,andtheninsertthenewgraphicscardintothePCIExpressX16slotprovidedbythemotherboard.3.Ifthegraphicscardcomeswithanadditionalpowersupplyinputinterface,pleasefindthecorrespondingplugonthehostpowersupply,andinsertthegraphicscard,pleaseusetheseadapterplugsandconnectthegraphicscardtoprovideenoughpowertothegraphicscard.4.Tightenthefixingscrewsonthebezelofthegraphicscardtoconfirmthatthegraphicscardisproperlyfixed.Package List:1 x Graphics Card1 Cord1 xUser Manual