IBM), which recently sold its computer unit to China-based Lenovo, ranked third at 5.9% share, up from 5.8% in 2003. Fujitsu/Fujitsu Siemens and Acer rounded out the top five. For 2005, IDC predicted PC shipment growth of 10%. Gartner's research showed Dell with a 16.4% market share, up from 14.9% in 2003. H-P ranked second at 14.6% share, flat with 2003. IBM ranked third with 5.5% market share, up two-tenths of a percentage point from 2003. Fujitsu/Fujitsu Siemens and Acer rounded out the top five. Gartner Vice President Charles Smulders said that more computer manufacturers will exit the PC industry, just as IBM did. "The stress on PC vendors from operating on such low margins led to IBM's exit," Smulders said in a statement. In November, Gartner predicted three of the world's top 10 PC makers would be forced out of the business by 2007.