Apple and ASUS are cutting deeply into the European computer market, Gartner found on Monday. Apple was now in the top five in Western Europe, having seen its shipments this past summer jump 19.6 percent over the past year to get it 7.6 percent. ASUS was the only other company in the top five to gain share and grew roughly as quickly, with a 20.3 percent jump putting it above Dell at 10.6 percent of the computer space.