for the guarantee, contact the service center,there is no guarantee from our siteå®æ¹å®åä¿ä¿®ï¼æ们ç½ç«æ ä¿ä¿®SPECIFICATIONSPECIFICATIONGraphics EngineAXRX 6650 XT 8GBD6-3DHLV3/OCVideo Memory8GB GDDR6Stream Processor2048 UnitsEngine Clock(OC)up to 2486MHz(Game) up to 2689MHz(Boost)Engine Clock(STD/Silent)up to 2410MHz(Game)up to 2635MHz(Boost)Memory Clock17.5 GbpsMemory Interface128-bitDirectX ® Support12Bus StandardPCIE 4.0 x8Standard Display Connectors1 x HDMI 2.1 , 3 x DisplayPort 1.4Customized SpecificationsProduct Remark'Game Clock' is the expected GPU clock when running typical gaming applications, set to typical TGP (Total Graphics Power). Actual individual game clock results may vary.'Boost Clock' is the maximum frequency achievable on the GPU running a burstyworkload. Boost clock achievability, frequency, and sustainability will vary based on several factors, including but not limited to:thermal conditions and variation in applications and workloads.Feature SupportOpenGLSupportCrossFireX⢠Technologysupport (DirectX ® 12/Vulkanâ¢)AMD Stream TechnologySupportAMD Eyefinity TechnologySupportAMD HypermemoryMaximum ResolutionVGADVIDisplayPort7680Ã4320HDMI7680Ã4320Power Specs + Board DimensionsBoard Dimensions220*132*45mm232*150*45mm(with bracket)Minimum System Power requirement (W)600WExtension Power ConnectorOne 8-Pin PCI Express Power Connector