PowerColor PCI-Express Video Card Graphics Cards Devil AXR9 390X 8GBD5-ADHE Chipset: AMD Radeon R9 390X Engine Clock: 1100MHz Video Memory: 8GB GDDR5 Memory Interface: 512-bit Max. Resolution: 4096 x 2160 Input: 6Pin PCI-E Power Connector, 8Pin PCI-E Power Connector Output: 2x DVI-D Dual Link, HDMI, Display Port