PowerColor Radeon HD 3850 512MB. Graphics processor: Radeon HD3850, Maximum resolution: 2560 x 1600 pixels, Processor clock speed: 668 MHz. Graphic adapter memory: 512 MB, Graphics adapter memory type: GDDR3, Memory bus: 192 bit. Interface type: AGP 8x. DirectX version: 10.1, Shader model version: 4.1