Video Memory 2GB GDDR5 Stream Processor 384 Units Engine Clock(OC) Engine Clock(STD/Silent) up to 780MHz with boost Memory Clock 1150MHz (4.6Gbps) Memory Interface 64-bit DirectX® Support 12 Bus Standard PCIE 3.0 Standard Display Connectors DVI-D + HDMI Customized Specifications Product Remark Feature Support OpenGL Support CrossFireX™ Technology Support AMD Stream Technology Support AMD Eyefinity Technology Support AMD Hypermemory Maximum Resolution VGA DVI 2560x1600 DisplayPort HDMI 4096x2160 Power Specs + Board Dimensions Board Dimensions 146mm*70mm*18mm Minimum System Power requirement (W) 400W