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...
ModelBrandASUSModelR9290X-DC2OC-4GD5InterfaceInterfacePCI Express 3.0ChipsetChipset ManufacturerAMDGPURadeon R9 290XCore Clock1050MHzMemoryEffective Memory Clock5400MHzMemory Size4GBMemory Interface512-bitMemory TypeGDDR53D APIDirectXDirectX 11.2OpenGLOpenGL 4.4PortsHDMI1 x HDMIDisplayPort1 x DisplayPortDVI2 x DVI-DGeneralMax ResolutionDigital: 4096 x 2160Eyefinity SupportYesCrossFireX SupportYesCoolerWith FanHDCP ReadyYesCard Dimensions11.3" x 5.8" x 1.6"FeaturesFeaturesDirectCU II achieves 20% lower temps with 220% the dissipation area, plus 3X quieter running than reference.Exclusive CoolTech Fan drives wider airflow to keep critical components cool.1050...