Apple made inroads into the corporate rack-mount server market with Xserve starting in May 2002 but abandoned the market at the end of January 2011. Xserve RAID was Apple’s tool for expanding storage with Xserve.

Intel-based Xserve

• Xserve Nehalem (2.26, 2.66, and 2.93 GHz), 2009.04.07
• Xserve Quad Core (2.8 and 3.0 GHz), 2008.01.08
• Xserve Dual Core (2.0, 2.66, and 3.0 GHz), 2006.08.07

G5-based Xserve

• Xserve G5/2.3 GHz, 2005.01.03
• Xserve G5/2.0 GHz, 2004.01.06

G4-based Xserve

• Xserve G4/1.33 GHz, 2003.02.10
• Xserve G4/1 GHz, 2002.05.14