Specifications

Compared to the previous generation of Dell PowerEdge servers, the R420 supports more PCIe
slots, PCIe 3.0, more memory, and advanced system management. Table 2 compares some of the
features of the R420 to its R410 predecessor. Table 3 lists all of the R420’s specifications.
The R420 is the new generation PowerEdge server replacing the R410.
Feature
PowerEdge R410
PowerEdge R420
Chassis
1U rack
1U rack
Processors
Intel Xeon processors 5500 and 5600
series
Intel Xeon processor E5-2400 product
family
Internal interconnect
Intel QuickPath Interconnect
Intel QuickPath Interconnect
Memory
1
8 x DDR3 RDIMM and UDIMM
Up to 128GB
12 x DDR3 RDIMM and UDIMM
Up to 192GB
Hard drive bays
(hot-plug)
Up to 4 x 3.5” cabled or hot-plug
Up to 4 x 3.5” cabled or hot-plug
Up to 8 x 2.5” hot-plug
RAID controller
PERC H200, H700, H800
PERC H310, H710, H710P, H810, S110
PCI slots
1 PCIe 2.0 slots
2 PCIe 3.0 slots
Embedded NIC
Dual Port 1GbE LOM
Dual Port 1GbE LOM
Power supplies
Non-redundant 480W
Redundant 500W
Non-redundant 550W
Redundant 350W or 550W
Dell OpenManage
Systems Management
Dell OpenManage
Dell Management Console (DMC)
Lifecycle Controller 1.x
iDRAC6 (Express or Enterprise) with
Lifecycle Controller
OpenManage Essentials
Dell Management Console
IT Assistant
OMSA Agent
OpenManage Power Center (requires
iDRAC7 Enterprise with Lifecycle
Controller)
OpenManage Integrations and
Connections
Basic management (standard option)
Power efficiency
Gold
Platinum
Availability
Hot-plug drives
Hot-plug redundant power supply units
Hot-plug drives
Hot-plug redundant power supply units
Fan fault tolerance
Fault resilient memory
Internal dual SD module
1
GB means 1 billion bytes and TB equals 1 trillion bytes; actual capacity varies with preloaded material and operating
environment and will be less.