Intel Xeon E5-2420 1.90GHz, 15M Cache, 7.2GT/ s QPI, Turbo, 6C, 95W | Chassis with up to 4 Hot Plug Hard Drives | Bezel - 4/ 8 Drive Chassis | 4GB Memory ( 1x4GB) , 1333MHz, Dual Rank LV RDIMMs / PCIE Riser for Chassis with 1 Proc | 2 x 500GB Near Line SAS 7.2K RPM, 6Gbps SAS 3.5 " Hot Plug Hard Drive | PERC H310 Integrated RAID Controller Support Raid 0, 1, 10, 5, 50 | 8X DVD+ / -RW Combo Drive | Dual Hot Plug Power Supplies 550W | Integrated Broadcom BCM5720 1000 Base-T Ethernet controller dual ports | No Monitor | 1U Rail Kit | iDRAC7 Express | 3 Yrs Next Business Day Onsite Service