Dell PowerEdge R720 Owner's Manual - Page 136

PowerEdge Express Flash devices PCIe SSDs in hard-drive - poweredge r720xd manual

Page 136 highlights

Memory UDIMMs Minimum RAM Maximum RAM LRDIMMs RDIMMs UDIMMs Drives Hard drives (PowerEdge R720) Four-hard-drive systems Eight-hard-drive systems Sixteen or eight plus eight-hard-drive systems Twelve-hard-drive systems Hard drives (PowerEdge R720xd) Twelve plus two-hard-drive systems Twenty-four plus two-hard-drive systems 16 GB single- or dual-ranked 2 GB or 4 GB 2 GB with a single processor 4 GB with two processors Up to 768 GB (PowerEdge R720xd with 2.5 inch hard-drive configuration) Up to 512 GB Up to 64 GB Up to four 3.5 inch, internal, hot-swappable SATA hard drives in hard-drive slots 0 through 3 (hard-drive slots 4 through 7 do not support any hard drives and are installed with a hard-drive blank). 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 eight 3.5 inch or 2.5 inch, internal, hot-swappable SAS, SATA, or Nearline SAS hard drives in hard-drive slots 0 through 7. Up to sixteen 2.5 inch, internal, hot-swappable SAS, SATA, SATA SSD, or Nearline SAS hard drives in hard-drive slots 0 through 15 or 0 through 7 and 0 through 7. Up to eight 2.5 inch, internal, hot-swappable SAS, SATA, SATA SSD, or Nearline SAS hard drives in hard-drive slots 0 through 7 (hard-drive bay 1) and up to four 2.5 inch Dell PowerEdge Express Flash devices (PCIe SSDs) in hard-drive slots 0 through 3 (hard-drive bay 2). Up to twelve 3.5 inch, internal, hot-swappable SAS, SATA, SATA SSD, or Nearline SAS drives, and two optional 2.5 inch back-accessible SAS, Nearline SAS, or SSD hard drives in hard-drive slots 0 through 11 and 12 through 13. Up to twenty-four 2.5 inch, internal, hot-swappable SAS, SATA, SATA SSD, or Nearline SAS drives in hard-drive slots 0 through 23 and two optional 2.5 inch back-accessible SAS, 136

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Memory
16 GB single- or dual-ranked
UDIMMs
2 GB or 4 GB
Minimum RAM
2 GB with a single processor
4 GB with two processors
Maximum RAM
LRDIMMs
Up to 768 GB (PowerEdge R720xd with 2.5 inch hard-drive
configuration)
RDIMMs
Up to 512 GB
UDIMMs
Up to 64 GB
Drives
Hard drives
(PowerEdge R720)
Four–hard-drive systems
Up to four 3.5 inch, internal, hot-swappable SATA hard
drives in hard-drive slots 0 through 3 (hard-drive slots 4
through 7 do not support any hard drives and are installed
with a hard-drive blank).
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
.
Eight–hard-drive systems
Up to eight 3.5 inch or 2.5 inch, internal, hot-swappable SAS,
SATA, or Nearline SAS hard drives in hard-drive slots 0
through 7.
Sixteen or eight plus eight–hard-drive systems
Up to sixteen 2.5 inch, internal, hot-swappable SAS, SATA,
SATA SSD, or Nearline SAS hard drives in hard-drive slots 0
through 15 or 0 through 7 and 0 through 7.
Twelve–hard-drive systems
Up to eight 2.5 inch, internal, hot-swappable SAS, SATA,
SATA SSD, or Nearline SAS hard drives in hard-drive slots 0
through 7 (hard-drive bay 1) and up to four 2.5 inch Dell
PowerEdge Express Flash devices (PCIe SSDs) in hard-drive
slots 0 through 3 (hard-drive bay 2).
Hard drives
(PowerEdge R720xd)
Twelve plus two–hard-drive systems
Up to twelve 3.5 inch, internal, hot-swappable SAS, SATA,
SATA SSD, or Nearline SAS drives, and two optional 2.5 inch
back-accessible SAS, Nearline SAS, or SSD hard drives in
hard-drive slots 0 through 11 and 12 through 13.
Twenty-four plus two–hard-drive systems
Up to twenty-four 2.5 inch, internal, hot-swappable SAS,
SATA, SATA SSD, or Nearline SAS drives in hard-drive slots
0 through 23 and two optional 2.5 inch back-accessible SAS,
136