IBM 440 - Manual (Page 57)

Chapter 2. Positioning 43
Figure 2-2 Four clusters on two x440s running VMware with shared storage
Dual-chassis eight-way configuration can be used as clustered database
servers and/or application servers in an ERP/CRM/SCM environment,
delivering high performance, high availability, and reliability, which are key
requirements of enterprise applications. This configuration requires an
external storage enclosure or SAN, depending on the size of the database,
which is driven by the number of users.
2.2 Why choose the x440
There are some good reasons to choose the x440 as your mission-critical Intel
platform. In this section we describe the major benefits of x440.
2.2.1 IBM XA-32 chipset
The IBM XA-32 chipset contains advanced core logic, which determines how the
various parts of a system (microprocessors, system cache, main memory, I/O,
etc.) interact.
x440 server x440 server
Node A1
Node B1
Node C1
Node D1
Node A2
Node B2
Node C2
Node D2
Shared storage
Two node
cluster