Dell EMC PowerEdge R640 - Processor Specifications; PSU Specifications

Chassis weight
Table 20. Chassis weight
System Maximum weight (with all hard drives/SSDs)
PowerEdge R640 21.9 kg
(48.28 lbs)
Processor specifications
The PowerEdge R640 system supports two Intel Xeon Scalable Processors, up to 28 cores per processor.
Supported operating systems
The Dell EMC PowerEdge R640 supports the following operating systems:
• Canonical Ubuntu LTS
• Citrix XenServer
• Enterprise Linux
• Microsoft Windows Server with Hyper-V Red Hat
• SUSE Linux Enterprise Server VMware ESXi
NOTE: For more information about the specific versions and additions, go to Dell.com/support/home/Drivers/
SupportedOS/poweredge-r640.
Cooling fan specifications
The cooling fans are integrated into the system to dissipate the heat generated by the functioning of the system. These fans provide
cooling for the processors, expansion cards, and memory modules.
Your system supports up to eight standard or high performance cooling fans.
NOTE:
• High performance fans can be identified by a blue label on top of the cooling fan.
• Mixing of standard and high performance cooling fans is not supported.
• Each fan is listed in the systems management software, referenced by the respective fan number. If there is a
problem with a particular fan, you can easily identify and replace the proper fan by noting the fan number on the
system.
PSU specifications
The PowerEdge R640 system supports up to two AC or DC power supply units (PSUs).
Table 21. PSU specifications
PSU Class Heat dissipation
(maximum)
Frequency Voltage
495 W AC Platinum 1908 BTU/hr 50/60 Hz 100–240 V AC, autoranging
750 W AC Platinum 2891 BTU/hr 50/60 Hz 100–240 V AC, autoranging
750 W AC Titanium 2843 BTU/hr 50/60 Hz 200–240 V AC, autoranging
750 W Mixed Mode
HVDC (for China
only)
2891 BTU/hr 50/60 Hz 100–240 V AC and 240 V DC
1100 W DC Gold 4416 BTU/hr 50/60 Hz –(48–60) V DC
32 Technical specifications