Reference Guide

8 PowerEdge R720 and R720xd Technical Guide
Key technologies
Detailed descriptions
DC power supply
A new 1100W DC power supply option is available for the R720 and R720xd.
Failsafe hypervisors
The internal dual SD module enables Dell's unique Failsafe Virtualization architecture,
ensuring uptime by providing failover capability for embedded hypervisors, such as
VMware
®
vSphere
®
ESXi™.
Fresh Air cooling
Dell has tested and validated an integrated data center solution that enables you to
operate at higher temperatures or even chiller-less. See the Power, thermal, and
acoustics section for details.