AMD grabs back some market share from Intel

AMD has picked up market share on Intel in the first quarter as global PC semiconductor shipments fell 13 percent from a year ago, according to IDC. 

The tug of war between AMD and Intel is notable given the nuances of the processor market. According to IDC data (Techmeme), Intel remains top dog with a unit market share of 77.3 percent, but that's down 4.7 percent from a year ago. AMD's market share in the first quarter was 22.3 percent, up 4.6 percent from a year ago.