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DIMM type DIMM rank
RDIMM
Dual rank
RDIMM
Dual rank
NVDIMM-N Single rank
NOTE:
8 GB RDIMMs and NVDIMM-N must not be mixed.
NOTE:
Minimum of two CPUs are required for any configurations that support NVDIMM-N.
Storage controller specifications
The PowerEdge R640 system supports:
•
Internal storage controller cards: PowerEdge RAID Controller (PERC) H330, H730p, H740p, Software RAID (SWRAID) S140.
•
Boot Optimized Storage Subsystem: HWRAID 2 x M.2 SSDs 120GB, 240 GB.
– The card supports up to two 6 Gbps M.2 SATA drives. The BOSS adapter card has a x8 connector using PCIe gen 2.0 x2 lanes,
available only in the low-profile and half-height form factor.
•
External PERC (RAID): H840
•
12Gbps SAS HBAs (non-RAID):
– External- 12Gbps SAS HBA (non-RAID)
– Internal- HBA330 (non-RAID)
Drives
Hard drive specifications
The PowerEdge R640 supports:
•
Up to ten 2.5 inch, hot swappable SAS, SATA, SAS/SATA SSD, or Nearline SAS hard drives with up to 2 x 2.5 inch hot swappable SAS,
SATA, SAS/SATA SSD, or Nearline SAS hard drives supported at the back of the system
•
Up to eight 2.5 inch, hot swappable SAS, SATA, SAS/SATA SSD, or Nearline SAS hard drives
•
Up to four 3.5 inch, hot swappable hard drives with up to 2 x 2.5 inch hot swappable SAS, SATA, SAS/SATA SSD, or Nearline SAS hard
drives supported at the back of the system
Optical drive
Certain configurations of the system support one optional SATA DVD-ROM drive or DVD+/-RW drive.
NOTE:
The optical drive is supported in both 4 x 3.5 and 8 x 2.5 inch hard drive systems.
Ports and connectors specifications
USB ports
The PowerEdge R640 system supports:
36
Technical specifications
DIMM
capacity
Minimum RAM
32 GB
32 GB
64 GB
64 GB
Not supported
16 GB
with single
processor
Single processor
Maximum RAM
384 GB
768 GB
Not supported
with single
processor
Dual processors
Minimum RAM
Maximum RAM
64 GB
768 GB
128 GB
1536 GB
RDIMM: 192 GB
RDIMM: 384 GB
NVDIMM-N: 16 GB
NVDIMM-N: 192 GB
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