Brand: ASUS Model: EAH6670/DI/1GD3 Chipset Manufacturer: AMD GPU: Radeon HD 6670 GPU Code Name: Turks XT Manufacturing Process: 40nm Core Clock: 800MHz Shader Clock: 4MHz Stream Processor: 480 Effective Memory Clock: 1800MHz Memoroy Size: 1024MB Memory Type: GDDR3 Memory Bus Width: 128-bit DirectX: 11 OpenGL: 4.1 Bus Standard: PCI Express 2.1 x16 RAMDAC: 400MHz Max Resolution: 2560 x 1600 HDCP: Support Interface: 1 x HDMI 1 x DVI 1 x VGA Other Features: Energy saving Cooling System: Built-in 75mm cooling fans Accessories: 1 x Software CD 1 x Chinese user manual