Sapphire 11268-01-20G. Graphics processor family: AMD, Graphics processor: Radeon RX 550, Processor frequency: 1206 MHz. Discrete graphics card memory: 4 GB, Graphics card memory type: GDDR5, Memory bus: 128 bit, Memory clock speed: 6000 MHz. Maximum resolution: 5120 x 2880 pixels. DirectX version: 12.0, OpenGL version: 4.5, Dual Link DVI. Interface type: PCI Express 2.0. Cooling type: Active, Number of fans: 1 fan(s)