Meet AMD Radeon R9 280 from ASUS, XFX and Sapphire | VideoCardz.com
Amazon.com: AMD Radeon R9 280X 3GB HDMI PCI Express Video Graphics Card for Apple Mac Pro, outperforms ATI Sapphire Radeon HD 2600, 4870, 5770, 7950, 9000, 9800 Gigabyte : Electronics
XFX Black Edition Double D Radeon R9 280 Video Card R9-280A-TDBD - Newegg.com