Xserve

Introducing the next-generation Xserve.  Featuring the new Quad-Core Intel Xeon "Nehalem" processors with an all-new architecture, innovative storage options, and the simplicity of Mac OS X Server v10.5 Leopard, this 1U server delivers up to twice the performance of the pervious generation in a more energy-efficient design.  It's the most advanced Xserve ever.