Sparkle Technology GeForce GTX580. Graphics processor: GeForce GTX 580, Graphics processor family: NVIDIA, Processor clock speed: 1544 MHz. Graphic adapter memory: 1536 MB, Graphics adapter memory type: GDDR5-SDRAM, Memory bus: 384 bit. Interface type: PCI Express 2.0. Shader model version: 5.0, OpenGL version: 4.1, HDMI version: 1.4a. Minimum system requirements: CD-ROM/DVD-ROM, Minimum RAM: 2048 MB, Minimum hard disk space: 200 MB