Memory Subsystem Architecture - Huawei TaiShan 2280 V2 User Manual

TaiShan 2280 V2 Server
User Guide

5.8.2 Memory Subsystem Architecture

The TaiShan 2280 V2 provides 32 DDR4 DIMM slots. Each CPU supports eight channels.
Table 5-2
Table 5-2 Channels
CPU
CPU 1
CPU 2
Issue 01 (2019-07-01)
Item
Maximum capacity per DIMM (GB)
Maximum total memory capacity (GB)
Maximum total memory capacity at
maximum operating speed (GB)
Maximum operating
speed (MT/s)
lists channels for each CPU.
Channel
TB_A
TB_B
TB_C
TB_D
TA_A
TA_B
TA_C
TA_D
TB_A
Copyright © Huawei Technologies Co., Ltd.
Specifications
128
4096
2048
One DIMM per 2933
channel
Two DIMMs per 2666
channel
5 Optional Part Installation
DIMM
DIMM060(G)
DIMM061(O)
DIMM020(C)
DIMM021(K)
DIMM040(E)
DIMM041(M)
DIMM000(A)
DIMM001(I)
DIMM030(D)
DIMM031(L)
DIMM070(H)
DIMM071(P)
DIMM010(B)
DIMM011(J)
DIMM050(F)
DIMM051(N)
DIMM160(G)
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