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a: The drive slots support 2.5-inch SAS/SATA/NVMe drives and M.2 modules and
mixed configuration of them.
l
b: An M.2 module is a 2.5-inch drive module that consists of one M.2 adapter and two
M.2 FRUs.
1.3 Logical Structure
Figure 1-3
CH121 V5 logical structure
l
The server supports one or two Intel
®
Xeon
®
Scalable processors.
l
The server supports up to 24 memory modules.
l
The CPUs (processors) interconnect with each other through two UPI links at a speed of
up to 10.4 GT/s.
l
The mezzanine cards connect to the processors through PCIe buses to provide service
ports.
l
The Platform Controller Hub (PCH) has a built-in MAC chip and provides two 10 Gbit/s
ports.
l
The storage module, consisting of a RAID controller card and a drive backplane,
connects to the CPUs through PCIe buses.
l
The BMC provides device management functions, such as compute node power control,
slot number acquisition, PSU detection, and KVM over IP.
FusionServer Pro CH121 V5 Compute Node
User Guide
1 Overview
Issue 06 (2019-08-10)
Copyright © Huawei Technologies Co., Ltd.
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