Processor specications
The PowerEdge R740 system supports up to two Intel Xeon Processor Scalable Family processors, up to 28 cores per processor.
Supported operating systems
The PowerEdge R740 supports the following operating systems:
Canonical Ubuntu LTS
Citrix XenServer
Microsoft Windows Server with Hyper-V
Red Hat Enterprise Linux
SUSE Linux Enterprise Server
VMware ESXi
For more information on the specic versions and additions, visit www.dell.com/support/home/Drivers/SupportedOS/poweredge-r740.
PSU specications
The PowerEdge R740 system supports up to two AC or DC power supply units (PSUs).
Table 19. PSU
specications
PSU Class Heat dissipation
(maximum)
Frequency Voltage High line
200v240 V
Low line
100– 140 V
DC Current
495 W AC Platinum 1908 BTU/hr
50/60 Hz
100–240 V AC,
autoranging
495 W 495 W 6.5 A–3 A
750 W AC Platinum 2891 BTU/hr 50/60 Hz 100–240 V AC,
autoranging
750 W 750 W 10 A–5 A
750 W AC Titanium 2843 BTU/hr 50/60 Hz 200–240 V AC,
autoranging
750 W 5 A
750 W
Mixed
Mode
HVDC (for
China only)
Platinum 2891 BTU/hr 50/60 Hz 100–240 V AC,
autoranging
750 W 750 W 10 A–5 A
N/A 2891 BTU/hr N/A 240 V DC,
autoranging
750W 4.5 A
1100 W AC Platinum 4100 BTU/hr 50/60 Hz 100–240 V AC,
autoranging
1100 W 1050 W 12 A–6.5 A
1100 W DC N/A 4416 BTU/hr N/A –(48–60) V DC,
autoranging
1100 W 32 A
1100 W
Mixed
Mode
HVDC (for
Platinum 4100 BTU/hr 50/60 Hz 100–240 V AC,
autoranging
1100 W 1050 W 12 A–6.5 A
N/A 4100 BTU/hr N/A 200–380 V DC,
autoranging
1100 W 6.4 A–3.2 A
Technical specications 33