XFX Radeon HD 6570 1GB DDR3 PCI Express (PCI-E) DVI/VGA Video Card w/HDMI & HDCP Support XFX Radeon HD 6570 1GB DDR3 PCI Express Video Card General Features: AMD Radeon HD 6570 graphics processing unit (GPU) 480 stream processors 24 texture units 650 MHz engine clock 1 GB GDDR3 memory 128-bit memory interface 900 MHz memory clock PCI Express 2.1 x16 interface Up to 24x multi-sample super-sample anti-aliasing 16x independent anisotropic texture filtering