SAPPHIRE R9 280X

Model BrandSAPPHIRESeriesDUAL-X OCModel11221-00-20G Interface InterfacePCI Express 3.0 Chipset Chipset ManufacturerAMDGPURadeon R9 280XCore Clock900MHzBoost Clock1050MHzStream Processors2048 Stream Processors Memory Effective Memory Clock6000MHzMemory Size3GBMemory Interface384-BitMemory TypeGDDR5 3D API DirectXDirectX 11.2OpenGLOpenGL 4.3 Ports HDMI1 x HDMIDisplayPort1 x DisplayPortDVI1 x DVI-D1 x DVI-I General Eyefinity SupportYesCrossFireX SupportYesCoolerWith FanSlot WidthDual SlotDual-Link DVI SupportedYesCard Dimensions11.02" x 4.72" x 1.58" Features FeaturesAMD Stream TechnologyAMD Avivo HD (DVD/HD-DVD/Blu-ray Playback)AMD HD3D TechnologySAPPHIRE Dual-X Cooling TechnologyUEFI BIOS supportDolby TrueHD and DTSHD Master Audio SupportAMD PowerTune TechnologyTriXX UtilityEnhanced Unified Video Decoder 3 (UVD 3)AMD App AccelerationAMD PowerPlay with ZeroCore Power TechnologyAMD HD Media AcceleratorCutting-edge Quad HD display support (4K Support)Windows 8/8.1 support