Dell PowerEdge R720 Owner's Manual - Page 135

Technical Specifications - poweredge r720xd memory installation

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7 Technical Specifications NOTE: The following specifications apply to both PowerEdge R720 and PowerEdge R720xd unless specified otherwise. Processor Processor type One or two Intel Xeon processor E5-2600 product family Expansion Bus Bus type Expansion slots using riser card: Riser 1 Riser 2 Riser 3 (default) Riser 3 (alternate for GPU) PCI Express Generation 3 (Slot 1) One half-height, low-profile x8 link (Slot 2) One half-height, low-profile x8 link (Slot 3) One half-height, low-profile x8 link (Slot 4) One full-height, full-length x16 link NOTE: To use slots 1 through 4, both the processors must be installed. (Slot 5) One full-height, full-length x8 link (Slot 6) One full-height, full-length x8 link (PowerEdge R720) (Slot 7) One full-height, full-length x8 link (PowerEdge R720) (Slot 6) One full-height, full-length x16 link Memory Architecture Memory module sockets Memory module capacities LRDIMMs RDIMMs 800 MT/s, 1066 MT/s, 1333 MT/s or 1600 MT/s DDR3 registered, unbuffered or load-reduced Error Correcting Code (ECC) DIMMs Support for advanced ECC or memory optimized operation Twenty-four 240-pin 32 GB quad-ranked 2 GB, 4 GB, 8 GB, or 32 GB single-, dual-, or quad-ranked 135

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7
Technical Specifications
NOTE:
The following specifications apply to both PowerEdge R720 and PowerEdge R720xd unless specified
otherwise.
Processor
Processor type
One or two Intel Xeon processor E5-2600 product family
Expansion Bus
Bus type
PCI Express Generation 3
Expansion slots using riser card:
Riser 1
(Slot 1) One half-height, low-profile x8 link
(Slot 2) One half-height, low-profile x8 link
(Slot 3) One half-height, low-profile x8 link
Riser 2
(Slot 4) One full-height, full-length x16 link
NOTE:
To use slots 1 through 4, both the processors
must be installed.
(Slot 5) One full-height, full-length x8 link
Riser 3 (default)
(Slot 6) One full-height, full-length x8 link (PowerEdge
R720)
(Slot 7) One full-height, full-length x8 link (PowerEdge
R720)
Riser 3 (alternate for GPU)
(Slot 6) One full-height, full-length x16 link
Memory
Architecture
800 MT/s, 1066 MT/s, 1333 MT/s or 1600 MT/s DDR3
registered, unbuffered or load-reduced Error Correcting
Code (ECC) DIMMs
Support for advanced ECC or memory optimized
operation
Memory module sockets
Twenty-four 240-pin
Memory module capacities
LRDIMMs
32 GB quad-ranked
RDIMMs
2 GB, 4 GB, 8 GB, or 32 GB single-, dual-, or quad-ranked
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