Specifications

Table 3 summarizes the specifications for each of the PowerEdge T420 features. For the latest
information on supported features for the PowerEdge T420, visit Dell.com.
Feature
PowerEdge T420 technical specification
Form factor
5U rackable tower
1
Processors
Intel Xeon processor E5-2400 product family
Processor sockets
2 sockets
Internal interconnect
1 Intel QuickPath Interconnect (QPI) link: 6.4 GT/s, 7.2 GT/s, 8.0 GT/s
Cache
2.5MB per core with core options of 4, 6, or 8
Chipset
Intel C600
Memory
2
Up to 192GB (12 DIMM slots): 2GB/4GB/8GB/16GB DDR3 up to 1600 MT/s
PCIe slots
6 PCIe slots
 2x16 slots with x16 bandwidth, 3.0, full-height, full-length
 1x 8 slot with x4 bandwidth, 3.0, full-height, half-length
 1x 8 slot with x4 bandwidth, 2.0, full-height, half-length
 1x 8 slot with x4 bandwidth, 3.0, full-height, full-length
 1x 8 slot with x1 bandwidth, 2.0, full-height, full-length
RAID controller
Internal controllers:
PERC S110 (SW RAID)
PERC H310
PERC H710
PERC H710P
Internal HBAs (non-RAID):
Internal tape adapter
External HBAs (RAID):
PERC H810
External HBAs (non-RAID):
6Gbps SAS HBA
Hard drives
Drive bay options:
4 x 3.5” cabled SAS or SATA drives or
8 x 3.5” or 2.5” hot-plug SAS, SATA or SSD drives or
16 x 2.5” hot-plug SAS, SATA or SSD drives
Hot-plug hard drive options:
2.5” SATA (7.2K), nearline SAS (7.2K), SAS (15K, 10K), SAS SSD, SATA SSD
3.5” SATA (7.2K), nearline SAS (7.2K), SAS (15K)
Self-encrypting drives available
Cabled hard drive options:
3.5” SATA or SAS
Embedded NIC
Broadcom 5720 GbE Dual Port
Power supply
Platinum efficiency 495W, 750W and 1100W power supplies
Silver efficiency cabled 550W power supply
Auto-ranging power supplies