Taiwan-based ODMs shipped 43.69 million notebooks in fourth-quarter 2012, increasing 2.5% sequentially but decreasing 3.0% on year, with their global market share reaching 90.1%, according to Digitimes Research's latest findings.

The Taiwan makers shipped a total of 173.76 million notebooks in 2012, slipping 2.8% from 2011, the Digitimes Research figures show.

Of the fourth-quarter shipments, 16-inch and larger models accounted for 5.7%, 15-inch for 39.5%, 14-inch for 35.7%, 13-inch for 10.6%, 12-inch for 2.4%, and sub-12-inch for 6.5%.

Among international vendors, Hewlett-Packard (HP) accounted for 19.1% of the fourth-quarter shipments, followed by Lenovo's 15.7%, Dell's 11.6%, Acer's 11.1%, Asustek Computer's 10.9%, Apple's 8.9%, Toshiba's 7.8%, Sony's 4.1% and Samsung Electronics's 1.9%.

Quanta Computer was the largest ODM taking up 30.4% of the shipments, followed by Compal Electronics' 24.0%, Wistron's 17.7%, Pegatron's 9.2%, Inventec's 8.0% and Foxconn Electronics' 5.4%.