Dell EMC PowerEdge R620 Owner's Manual page 112

Memory
Maximum RAM
LRDIMM
RDIMM
UDIMM
Drives
Hard drives
Optical drive
(8 hard-drive system only)
Connectors
Back
Front
8 hard-drive system
10 hard-drive system
112 Technical specifications
4–hard-drive systems
6–hard-drive systems
8–hard-drive systems
10–hard-drive systems
One optional SATA DVD-ROM drive
or DVD+/-RW drive
NOTE: DVD devices are data
only.
NIC
Serial
USB
Video
USB
Video
External vFlash card
Up to 1536 GB
Up to 512 GB
Up to 128 GB
Up to four 2.5 inch, internal, hot-swappable SAS, SATA, or Nearline
SAS hard drives
NOTE: Four–hard-drive systems support software RAID.
For more information on software RAID, see the Dell
PowerEdge RAID Controller (PERC) documentation at
support.dell.com/manuals.
Up to four 2.5 inch, internal, hot-swappable SAS, SATA, or Nearline
SAS hard drives and up to two 2.5 inch Dell PowerEdge Express
Flash devices (PCIe SSDs)
Up to eight 2.5 inch, internal, hot-swappable SAS, SATA, or
Nearline SAS hard drives
Up to ten 2.5 inch, internal, hot-swappable SAS, SATA, or Nearline
SAS hard drives
Four 10/100/1000 Mbps or two 10/100/1000 Mbps and two 100
Mbps/1 Gbps/10 Gbps
9-pin, DTE, 16550-compatible
Two 4-pin, USB 2.0-compliant
15-pin VGA
Two 4-pin, USB 2.0-compliant
15-pin VGA
vFlash memory card slot
NOTE: The card slot is available for use only if the iDRAC7
Enterprise license is installed on your system.