Dell PowerEdge T420 Owner's Manual - Page 142

nearline SAS, SAS, SAS SSD, or SATA SSD hard drives., supported for SAS, and SATA SSD hard

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Memory RDIMMs UDIMMs Drives Hard drives Four-hard-drive systems Eight-hard-drive systems Sixteen-hard-drive systems Optical drive Tape drive Connectors Back NIC Serial USB Video iDRAC SD vFlash Front USB Video Internal 142 192 GB 96 GB Up to four 3.5 inch, internal, cabled SATA, nearline SAS, or SAS (15K) hard drives. Up to eight 3.5 inch, internal, hot-swappable SATA, nearline SAS, SAS (15K) hard drives. NOTE: 2.5 inch hard drives in 3.5 inch carriers are supported for SAS, SAS SSD, and SATA SSD hard drives. Up to sixteen 2.5 inch, internal, hot-swappable SATA, nearline SAS, SAS, SAS SSD, or SATA SSD hard drives. Upto two optional SATA DVD-ROM drive or DVD+/-RW drive. NOTE: If your system is installed with a double-width GPU card, the system supports only one 5.25 inch removable media storage device. One optional 5.25 inch tape drive. NOTE: If your system is installed with a double-width GPU card, the system supports only one 5.25 inch removable media storage device. Two 10/100/1000 Mbps 9-pin, DTE, 16550-compatible Six 4-pin USB 2.0-compliant 15-pin VGA One iDRAC 7 port One SD vFlash card slot Two 4-pin USB Host 15-pin VGA, for systems in rack mode only

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Memory
RDIMMs
192 GB
UDIMMs
96 GB
Drives
Hard drives
Four–hard-drive systems
Up to four 3.5 inch, internal, cabled SATA, nearline SAS, or
SAS (15K) hard drives.
Eight–hard-drive systems
Up to eight 3.5 inch, internal, hot-swappable SATA,
nearline SAS, SAS (15K) hard drives.
NOTE:
2.5 inch hard drives in 3.5 inch carriers are
supported for SAS, SAS SSD, and SATA SSD hard
drives.
Sixteen–hard-drive systems
Up to sixteen 2.5 inch, internal, hot-swappable SATA,
nearline SAS, SAS, SAS SSD, or SATA SSD hard drives.
Optical drive
Upto two optional SATA DVD-ROM drive or DVD+/-RW
drive.
NOTE:
If your system is installed with a double-width
GPU card, the system supports only one 5.25 inch
removable media storage device.
Tape drive
One optional 5.25 inch tape drive.
NOTE:
If your system is installed with a double-width
GPU card, the system supports only one 5.25 inch
removable media storage device.
Connectors
Back
NIC
Two 10/100/1000 Mbps
Serial
9-pin, DTE, 16550-compatible
USB
Six 4-pin USB 2.0-compliant
Video
15-pin VGA
iDRAC
One iDRAC 7 port
SD vFlash
One SD vFlash card slot
Front
USB
Two 4-pin USB Host
Video
15-pin VGA, for systems in rack mode only
Internal
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