Hewlett-Packard held on to its lead in the disc storage systems market in the second quarter, but saw a decline in revenue and market share, according to market researcher IDC.
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HP led the rankings for total worldwide disc storage systems factory revenue in the second quarter, but saw its revenue in this market decline 8.9% to $1.15bn (£65m), from $1.26bn in the same quarter a year ago, and its market share slip to 23% from 26.5% a year earlier.
IDC estimated that the market for disc storage systems grew by 5% overall, to $5bn, from $4.77bn a year earlier. It defines the systems as an assembly of controllers, cables and host bus adapters associated with three or more disks, located either within a server or outside it.
IBM held on to second place, with disc storage system revenue growing 6.2% year on year to $1.02bn, compared with $957m a year earlier, and market share inching up to 20.3% from 20.1% a year earlier.
EMC made the biggest year-on-year gain in market share, moving from 12.6% to 14.4%, according to IDC, but remained in third place with its disc storage system revenue for the quarter up 19.5% to $719m from $602m a year earlier.
Sun Microsystems' revenue and market share declined, but with disc storage system revenue of $379m it remained just ahead of Dell, which notched up the biggest year-on-year revenue growth rate in the survey, 21.7%, taking its disc storage system revenue to $365m from the previous year's figure of $300m.
EMC topped the external disc storage systems market share with 20.7% and revenue of $719m. HP came second, although its market share slipped to 18.2% from 21.4% a year earlier, and its revenue from this sector slipped 8.3% to $631m.
IBM stayed in third place with revenue of $471m, up 4.7% year on year. Sun and Hitachi Data Systems almost tied for fourth place in this sector, with revenue of $282m, down 2%, and $281m, up 4.7%, respectively.
Other suppliers accounted for the remaining 31.4% of this market, which IDC estimated is worth $3.48bn, up 8% on the previous year's quarter.
Peter Sayer writes for IDG News Service