Earlier there’s rumor that Dell plans to purchase AMD,although it has caused  stock fluctuation of AMD,it seems that product line of AMD is not affected at all.

AMD this week announces to introduce Radeon HD 6450/6570/6670 graphics cards
for desktop PCs to replace Radeon HD 5450/5570/5670.

These graphics cards support DirectX 11,integrate Eyefinity multi-display technology providing the support for three display output at the same time.

However,AMD doesn’t reveal their specification and pricing,they will launch the market as early as the second quarter of 2011.

Source: HotHardware