XFX RADEON HD5550, Radeon HD 5000 Series. Graphics processor: Radeon HD5550, Maximum resolution: 2560 x 1600 pixels, Graphics processor family: AMD. Graphic adapter memory: 1024 MB, Graphics adapter memory type: DDR2, Memory bus: 128 bit. Interface type: PCI Express 2.1. Shader model version: 5.0, OpenGL version: 3.2. Depth: 167 mm, Height: 19 mm, Width: 110 mm