PowerColor Red Devil RX580 8G

Graphics Engine AXRX 580 8GBD5-3DH/OC
Video Memory 8GB GDDR5
Stream Processor 2304 Units
Engine Clock(OC) up to 1380MHz with boost
Engine Clock(STD/Silent)
Memory Clock 2000MHz x4 (8.0Gbps)
Memory Interface 256-bit
DirectX® Support 12
Bus Standard PCIE 3.0
Standard Display Connectors DL DVI-D/ HDMI/ DisplayPort x3

OpenGL Support
CrossFireX™ Technology Support
AMD Stream Technology Support
AMD Eyefinity Technology Support
AMD Hypermemory
Maximum Resolution
DVI 2560×1600
DisplayPort 4096×2160
HDMI 4096×2160
Power Specs + Board Dimensions
Board Dimensions 255mm*157mm*46mm
Minimum System Power requirement (W) 550W
Extension Power Connector One 6-Pin and One 8-Pin PCI Express Power connectors