Lenovo Server x3550 M4 (1U)

-CPU: Xeon 4C E3-1220v3 80W 3.1GHz/1600MHz/8MB
-RAM:1x4GB supported. HDD:No HDD, Support SATA Simple-swap 3.5inch up to 4 HDD
-RAID:SR C100 (SW) Support 0,1,10 std OPTICAL : Not support DVD Drive
-NIC: Integrated two-part Gigabit Ethernet. One port is shared with the integrated managment module (IMM)
-POWER:One fixed 300W ac power supply or up to two redundant 460 W ac power supplies (model dependent)
-CHASSIS : Lenovo 1U Rack + LED 19.5"