Memory Interface: 128bit DirectX Support: 12 Bus Standard: PCIE 3.0 Standard Display Connectors: DL DVI-D/ HDMI/ DisplayPort Customized Specifications Feature Support: OpenGL: Support CrossFireX Technology: Support AMD Stream Technology: Support AMD Eyefinity Technology: Support AMD Hypermemory Maximum Resolution: VGA DVI: 2560x1600 DisplayPort: 4096x2160 HDMI: 4096x2160 Power Specs + Board Dimensions: Board Dimensions Minimum System Power requirement (W): 400W Extension Power Connector