This is a very fast cheap complete server solution.
There is 24x 900GB 6G SAS HDD's installed giving you a huge total of 21.6TB 6G SAS Storage
The Dell R720XD rack server has 2x Intel Xeon E5-2670 8-Core Processors
You have a total of 256GB DDR3 Memory to play with
It's a great solution for creating a Virtual Environment using VMware vSphere, XenServer or Microsofts Hyper-V