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

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