
9 PowerEdge R720 and R720xd Technical Guide
Compared to the previous generation of Dell PowerEdge servers, the R720 and R720xd have more
drive bay options, more PCIe slots, a larger memory footprint, flexible I/O, Express Flash PCIe
solid-state drives, and advanced system management. The R720 also supports optional dual internal
RAID controllers and up to four optional internal GPUs.
The PowerEdge R720 and R720xd are replacements for the predecessor R710 system, three systems
which are compared in Table 2. For the latest information on supported features, visit Dell.com.
Intel Xeon processors 5500
and 5600 series
Intel Xeon processor E5-2600
product family
Intel Xeon processor E5-2600
product family
Intel QuickPath Interconnect
Intel QuickPath Interconnect
Intel QuickPath Interconnect
18 x DDR3 RDIMM and
UDIMM
Up to 288GB
24 x DDR3 RDIMM, UDIMM,
and LRDIMM
Up to 768GB
24 x DDR3 RDIMM, UDIMM,
and LRDIMM
Up to 768GB
Hard drive bays
(hot plug)
Up to 8 x 2.5” or 6 x 3.5”
Up to 16 x 2.5“ or 8 x 3.5”
Up to 24 x 2.5“+ 2 x 2.5” or 12
x 3.5” + 2 x 2.5”
PERC 6/i, SAS 6/iR, PERC 6/E,
H200, H700, H800
PERC S110, H310, H710,
H710P, H810 (external);
supports multiple (2) internal
RAID controllers
PERC H310, H710, H710P,
H810 (external)
4 x 1GbE with optional TOE
Select Network Adapter:
minimum configuration of
4 x 1Gb
Optional: 2 x 10GbE
Select Network Adapter:
minimum configuration of
4 x 1Gb
Optional: 2 x 10GbE
Hot-plug, redundant power
supply units: 570W or 870W
Hot-plug, redundant power
supply units: 495W, 750W,
1100W, 1100W DC
Hot-plug, redundant power
supply units: 495W, 750W,
1100W, or 1100W DC
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