Interestingly, shipments of desktop graphics processors dropped in the fourth quarter, despite the holiday season rush. AMD nevertheless enjoyed an increase in its share of the discrete desktop graphics market from 43% to 46.2%. Nvidia's share of that market shrunk from 57% to 53.8%.
By contrast, shipments of mobile GPUs increased almost 14% in the fourth quarter, but he mobile market wasn't kind to AMD. Nvidia commanded 59.1% of the discrete mobile market in the fourth quarter, up from 53% in the third quarter. Meanwhile, AMD's share of the discrete mobile segment shrunk from 47% to 40.9%.