Expansion bus specifications
The PowerEdge R730xd system supports PCI express (PCIe) generation 3 expansion cards, which need to be installed on
the system board using expansion card risers. This system supports three types of expansion card risers. The following table
provides the expansion card riser specifications:
Table 18. Expansion card riser specifications
Expansion card riser PCIe slots on the riser Height Length Link
Riser 1 Slot 1 half-height low-profile x8
Riser 1 Slot 2 half-height low-profile x8
Riser 1 Slot 3 half-height low-profile x8
Riser 2 Slot 4 full-height full-length x16
Riser 2 Slot 5 full-height full-length x8
Riser 3 (alternate) Slot 6 full-height full-length x16
NOTE: When using slots 1 through 4 on the riser, ensure that both the processors are installed on the system.
Memory specifications
The PowerEdge R730xd system supports DDR4 registered DIMMs (RDIMMs) and load-reduced DIMMs (LRDIMMs). Supported
memory bus frequencies are 1333MT/s, 1600 MT/s, 1866 MT/s, 2133MT/s, or 2400 MT/s.
Table 19. Memory specifications
Memory module
sockets
Memory capacity Minimum RAM Maximum RAM
Twenty-four 288–pin
● 64 GB or 128 GB quad rank
(LRDIMMs)
● 4 GB or 8 GB single rank
(RDIMMs)
● 8 GB, 16 GB, or 32 GB dual
rank (RDIMMs)
● 4 GB with single processor
● 8 GB with dual processors
(minimum one memory
module per processor)
● LRDIMM up to 1,536 GB
with a single processor
● LRDIMM up to 3,072 GB
with dual processors
● RDIMM up to 384 GB with
a single processor
● RDIMM up to 768 GB with
a dual processor
Drive specifications
Hard drives
The PowerEdge R730xd system supports SAS, SATA, Nearline SAS hard drives and Solid State Drives (SSDs).
Table 20. Supported hard drive and SSD options for the PowerEdge R730xd system
Drives Specifications
Fourteen hard drive systems
Up to twelve 3.5-inch hard drives and two optional 2.5-inch
back-accessible hard drives.
Eighteen hard drive systems Up to twelve 3.5-inch hard drives, two optional 2.5-inch back-
accessible hard drives and four 3.5-inch hard drives in the
middle hard drive tray.
Twenty six hard drive systems Up to twenty-four 2.5-inch hard drives and two optional 2.5-
inch back-accessible hard drives.
Technical specifications 29
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