Jaton AMD Radeon HD 6570 1GB DDR3 4VGA Low Profile PCI-Express Video Graphics Card Max Resolution: 2048 x 1536 Chipset Manufacturer: AMD OpenGL: OpenGL 4.2 D-SUB: 4 x D-SUB RAMDAC: 400MHz Cooler: With Fan Operating Systems Supported: Microsoft 8/ 7/ Vista/ XP System Requirements: Minimum 400 Watt System Power Supply Requirement