DELL Server 編碼規則 (適用現行有販售之伺服器)

First letter	[ ]XX	X[ ]X	XX[ ]
R (Rack-mountable)	1 to 3 for one socket	0 for Generation 10, 1 for Generation 11, and so on	0 for Intel
M (Modular)	4 to 7 for two sockets		5 for AMD
T (Tower)	9 for four sockets
	8 can be either two or four sockets depending on generation and CPU make

按表，所以可以知道R720，代表機架型、可以安裝兩顆CPU、第12代產品、使用Intel CPU。

Ref.

http://en.wikipedia.org/wiki/Dell_PowerEdge