New Research Shows IBM Capturing Leadership Position in Worldwide Server Market in Q4 2011

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IBM captured the number one position as the leading server vendor in the fourth quarter of 2011 with 33.7% revenue market share, according to a new report from Gartner, Inc. For the full year of 2011, IBM had 30.5% revenue market share, 1.5% ahead of its nearest rival.

The Gartner report also found that IBM was number one in the market for UNIX servers with 52.8% market share in the fourth quarter of 2011. IBM increased quarterly revenues by 17% year over year with IBM Power Systems and improved its share in comparison to Q4 2010 by 10.9%. For the full year of 2011, IBM led the UNIX server market with 45.9% market share, a gain of 6.9 points over 2010. IBM grew UNIX revenues by 23% over 2010, according to Gartner.

IBM led the market for servers costing more than $250,000, attaining 69.4% factory revenue share in the fourth quarter with IBM System z mainframes and Power Systems. IBM also led this market for the full year of 2011 with 8% revenue growth over 2010, capturing 63.7% market share. For more information about IBM systems visit