Genuine ATI Apple Radeon HD 5770 1GB Video Card Mac Pro Desktop 102C0160200 For impressive graphics processing power, the ATI Radeon HD 5770 with 1GB of GDDR5 memory is a great choice for visual creative, scientific, and technical applications. ATI Radeon HD 5770 includes three video ports: two Mini DisplayPorts and one dual-link DVI port. This allows you to connect the 24-inch Apple LED Cinema Display plus another Mini DisplayPort-based display, and a DVI-based display such as the 30-inch Apple Cinema HD Display. HD Compatible Mac Compatible Mini Display Port Package includes only graphics card - no extra cables