Memory Module Installation Rules - xFusion Digital Technologies FusionServer 5288 V7 Manual

FusionServer 5288 V7 Server
Technical White Paper
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Table 5-6 DDR5 DIMM parameters
Parameter
Capacity per DDR5
DIMM (GB)
Type
Rated speed (MT/s)
Operating voltage (V)
Maximum number of
DDR5 DIMMs in a
server
Maximum DDR5
memory capacity of a
server (GB)
Actual
rate
(MT/s)
● a: The maximum number of DDR5 memory modules is based on dual-
● b: DIMM per channel (DPC) indicates the number of memory modules per
● The information listed in this table is for reference only. For details, consult the

5.4.1.4 Memory Module Installation Rules

Observe the following rules when configuring DDR5 DIMMs:
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Issue 01 (2023-07-20)
For details about the capacity type of a single memory module, see "Search
Parts" in the Compatibility
The maximum number of memory modules supported depends on the memory
module type and number of ranks.
a
b
1DPC
2DPC
processor configuration. The number is halved for a server with only one
processor.
channel.
local sales representative.
At least one DDR5 DIMM must be configured if the server uses SPR CPUs
(excluding HBM CPUs). SPR HBM CPUs can be configured without memory
module.
The memory modules configured must be DDR5 RDIMMs.
The memory modules must be configured with the same number of ranks.
Install filler memory modules in vacant slots.
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Checker.
Specifications
16 32
RDIMM RDIMM
4800 4800
1.1 1.1
32 32
512 1024
4800 4800
4400 4400
5 Hardware Description
64 128
RDIMM RDIMM-3
DS
4800 4800
1.1 1.1
32 32
2048 4096
4800 4800
4400 4400
256
RDIMM-3
DS
4800
1.1
32
8192
4800
4400
24