Sapphire Radeon HD5450 HM 512MB DDR2. Graphics processor: Radeon HD5450, Maximum resolution: 2560 x 1600 pixels, Processor clock speed: 650 MHz. Graphic adapter memory: 512 MB, Graphics adapter memory type: DDR2, Memory bus: 64 bit. Interface type: PCI Express 2.1. Shader model version: 5.0, OpenGL version: 3.2, HDMI version: 1.3