Revenue from sales of Linux-based servers surged 90 percent in the fourth quarter compared with the prior year. These are the top 10 vendors, ranked by revenue, for the fourth quarter. "HP's Unix is improving a lot," Naftchi said. "HP is gaining customer's trust, especially overseas." In the Intel-based server market, Dell extended the lead it regained from HP in the third quarter, grabbing 29.4 percent of the market compared with HP's 27.5 percent. Dell sold $531.5m worth of Intel-based servers in the US during the fourth quarter, up 37 percent from a year earlier. HP's sales grew a scant 0.6 percent from a year earlier, to $496.4m. IBM remained the No. 3 seller of Intel-based servers in the US, with revenue up 28.8 percent, to $244.5m. The total market for Intel-based servers in the US during the fourth quarter was $1.8bn, up 17.4 percent from a year earlier and 3.5 percent from the third quarter. Gartner has also predicted that revenue from less-expensive Intel servers will surpass revenue from high-end Unix-based servers for the first time in 2003. Intel-based servers accounted for 90 percent of unit shipments in the fourth quarter and 40.3 percent of revenue. A year earlier, Intel-based servers made up 87.5 percent of units shipped and produced 36.1 percent of revenue. In the overall US market, IBM generates the most server revenue, followed by HP, Sun and Dell. In terms of unit shipments, HP is the leader with 30 percent of the market, followed by Dell at 19 percent.





