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FusionServer G5500 V7 Server
Technical White Paper
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5.4.1.2 Memory Subsystem Architecture
The server provides 32 memory interfaces. Each processor integrates eight memory
channels.
Install the memory modules in the primary memory channels first. If the primary
memory channel is not populated, the memory modules in secondary memory
channel cannot be used.
Issue 02 (2023-12-13)
Description
Capacity
rank(s)
Data width on the DRAM
Type of the memory interface
Maximum memory speed
Memory latency parameters
(CL-nRCD-nRP)
DIMM type
SPD version
Temperature grade
Copyright © xFusion Digital Technologies Co., Ltd.
5 Hardware Description
Example
● 16 GB
● 32 GB
● 64 GB
● 128 GB
● 1R = Single rank
● 2R = Dual rank
● 4R = Quad rank
● 8R = Octal rank
● x4: 4-bit
● x8: 8-bit
● PC5 = DDR5
● 4800 MT/S
● A = 34-34-34
● B = 40-40-40
● C = 42-42-42
● RD0: reference design for
version RDIMM D0
● 10: SPD version
● 10: SPD versions from Byte
192 to Byte 447
● Extended temperature grade
(XT): 0°C to 95°C (32°F to
203°F)
● Normal temperature grade
(NT): 0°C to 85°C (32°F to
185°F)
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