sentences:  Intel stopped production of flawed B2 stepping chipsets and began producing B3 stepping chipsets with the silicon fix.Shipping of these new chipsets started on 14 February 2011 and Intel estimated full recovery volume in April 2011.Motherboard manufacturers (such as ASUS and Gigabyte Technology) and computer manufacturers (such as Dell and Hewlett-Packard) stopped selling products that involved the flawed chipset and offered support for affected customers.