ASUS Dual Radeon RX 7800 XT OC Edition 16GB GDDR6 Graphics Card (90YV0JJ1-M0NA00) - Bus Standard: PCI Express 4.0, Engine Clock, OC Mode: up to 2520MHz (Boost Clock)/up to 2213MHz (Game Clock), Default Mode: up to 2475MHz (Boost Clock)/up to 2169MHz (Game Clock), Stream Processors: 3840, Memory Speed: 19.5Gbps, OpenGL: OpenGL 4.6, Memory Interface: 256-bit, Digital Max Resolution: 7680 x 4320, Maximum Display Support: 4, Interface: 1 x HDMI 2.1, 3 x DisplayPort 2.1, Recommended PSU: 750W, Power Connectors: 2 x 8-pin, Slot: 2.47 Slot