This year is shaping up nicely for PC memory makers: Prices for the current DDR technology are surging, and a new, high-profit replacement is about to hit store shelves.

DDR2 will likely sell for a healthy premium for nearly two years, giving manufacturers time to profit in a market plagued by a boom-and-bust cycle. But the shift to DDR2 will coincide with a major manufacturing overhaul; a slip anywhere along the line could cause manufacturing yields--and potential profits--to evaporate.

Read more: CNet News.