You might call this card Radeon Mobility HD 4870 as this is the chip similar to RV770 and it even wants to speak with DDR5 memory. The current clock of the chip is 500MHz but we are not sure if this is the final sped whereas Quimonda's GDDR5 memory runs at 700MHz.
ATI Mobility Radeon HD 4870 to arrive in early 2009
Posted on Wednesday, December 24 2008 @ 17:11 CET by Thomas De Maesschalck