Profits at the Irish arm of US technology giant Xilinx fell last year 25% to $20.6m (€18.4m).

Foreign multinationals in the information and communications technology sector continue to dominate as the country’s largest exporters.

Pre-tax profits at the main Irish subsidiary of US computer giant Dell last year increased by 78% to $10.9m (€8m) in spite of a slump in PC sales.