HD7470 The AMD Radeon HD7470 (OUGA9) is a mainstream add-on graphics card targeted at selected Dell business client desktop platforms (OptiPlex), replacing AMD Radeon HD 6350 (OUGA8). AMD Radeon HD7470 (OUGA9) is a PCI Express 2.1 x16 half-length card that can be installed on ATX/BTX system chassis. It features a low profile PCB that can be mounted on either standard height (Desktop, MiniTower) or low profile (Small Form Factor) systems, with appropriate I/O brackets.