PowerColor Radeon HD5570 1024MB DDR2. Graphics processor: Radeon HD5570, Maximum resolution: 2560 x 1600 pixels, Processor clock speed: 550 MHz. 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, Video formats supported: H.264, VC-1, MPEG-2. Minimum system power supply: 400 W