This report presents worldwide motherboard shipment volume per year for the period 2004 - 2015 and per quarter for the period 1Q 2009 - 2Q 2011. Also included are forecast and recent years' review of worldwide shipment volume and share by region and by CPU connector type, as well as worldwide motherboard vs. worldwide desktop PC shipment volume ratio. This research finds that affected by weak market demand, worldwide desktop PC motherboard shipment volume saw declines in 2010. The popularity of mobile computing devices is observed to push down worldwide motherboard shipments in 2010 as well. Looking ahead to the development of the industry in 2011, upheld by desktop PC replacement trend in the mature markets and strong market demand in the emerging markets, it is forecasted that after three consecutive years of declines, the worldwide motherboard shipment volume will finally see year-on-year growth in 2011.