Dell PowerEdge R720

Intel® Xeon® Dual Processor E5620 (12M Cache, 2.40 GHz, 5.86 GT/s Intel® QPI) Cores 4, Threads 8
RAM 16 GB
Hard Drive 600 GB x 4 hard drives SAS, 1.5k
Dual Power Supply
Rail Kit
RAID Adapter

Processor Intel® Xeon® Processor E5520 (8M Cache, 2.26 GHz, 5.86 GT/s Intel® QPI) Cores 4, Threads 8
Processor Cache 16MB
RAM 16 GB DDR3
Hard Drive 146 GB x 4 hard drives SAS, 10k
Dual Power Supply
Rear Card 6.1

Processor Intel® Xeon® Processor E5420 (12M Cache, 2.50 GHz, 1333 MHz FSB) Cores 4
RAM 16 GB DDR2 Memory Speed 667 MHz
Hard Drive 146 GB x 4 hard drives SAS, 10k
Dual Power Supply
Rear Card 5.1

Intel® Xeon® Dual Processor E5620 (12M Cache, 2.40 GHz, 5.86 GT/s Intel® QPI) Cores 4, Threads 8
RAM 32 GB
Hard Drive 1TB x 2, 7200 RPM, 3.5 inch, Hard drives
Dual Power Supply
Rail Kit