The Sapphire Radeon RX 570 Pulse 8GB features an engine clock of up to 1284MHz, 8GB GDDR5 memory, PCI Express 3.0, 256-bit memory bus, 2x DisplayPort, 2x HDMI, OpenGL 4.5 support, DirectX 12 support and Radeon FreeSync 2 Technology. Backed by a 2 year Sapphire warranty.