RD Это какой-то side port memory. Вот еще про это, Fuad Abazovic:
Цитата
AMD has a secret weapon called side port memory. We wrote about it before and it's the memory that will up the internal chip bandwidth from 6.8 to 22GB/s.
This is not enabled at launch, but it will be at a later date. A cool manager called Ian McNaughton said to the world that this performance will only be visible at synthetic benchmarks and not in games.
Непоняно..., при запуске не активировано..., в играх не работает..., Фуад бредит...