Asus R9FURYX -4G Graphics Card 4GB HBM memory for the best gaming experience & the best resolution Free 1-year Premium License (USD 99.95 /yr) of Customized ASUS GPU Tweak II x XSplit Gamecaster utility ASUS GPU Tweak II Utility for Real-time and intuitive tweaking PCI Express 3.0 Delivers double bandwidth per lane of PCIe Gen 2 for faster GPU - CPU communication