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Memory specifications
The PowerEdge R660xs system supports the following memory specifications for optimized operation.
Table 15. Memory specifications
DIMM type
DIMM rank
Single rank
RDIMM
Dual rank
Table 16. Memory module sockets
Memory module sockets
16, 288-pin
NOTE:
Memory DIMM slots are not hot pluggable.
NOTE:
The processor may reduce the performance of the rated DIMM speed.
Storage controller specifications
The PowerEdge R660xs system supports the following controller cards:
Table 17. Storage controller cards
Supported storage controller cards
Internal controllers
● PERC H965i
● PERC H755N
● PERC H755
● PERC H355
● HBA355i
External controllers
● HBA355e adapter
Internal Boot
● Boot Optimized Storage Subsystem (BOSS-N1): HWRAID 1, 2 x M.2 SSDs
● USB
Software RAID
● S160
Drives
The PowerEdge R660xs system supports:
● 0 drive
● Up to 4 x 3.5-inch SAS/SATA (HDD/SSD) drives
● Up to 8 x 2.5-inch SAS/SATA/NVMe (HDD/SSD) drives
● Up to 10 x 2.5-inch SAS/SATA/NVMe (HDD/SSD) drives
● Up to 2 x 2.5-inch SAS/SATA/NVMe (HDD/SSD) drives on rear of the system
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Technical specifications
Single processor
DIMM
Minimum memory
capacity
capacity
16 GB
16 GB
32 GB
32 GB
64 GB
64 GB
Minimum
Maximum
memory
memory capacity
capacity
128 GB
256 GB
512 GB
128 GB
Speed
4000 MT/s, 4400 MT/s, 4800 MT/s
Dual processors
Maximum
memory
capacity
32 GB
256 GB
64 GB
512 GB
1 TB
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