IBM Redbooks x3850 X5 Product Manual page 12

Two-node and MAX5 scaling
The x3850 X5 supports the following scalable configurations:
A single x3850 X5 server with four processor sockets. This configuration is sometimes referred to as

a single-node server.
A single x3850 X5 server with a single MAX5 memory expansion unit attached. This configuration is

sometimes referred to as a memory-expanded server.
Two x3850 X5 servers connected together to form a single-image eight-socket server. This

configuration is sometimes referred to as a two-node server.
Two x3850 X5 servers connected together to form a single-image eight-socket server with two MAX5

memory expansion units attached. This configuration is sometimes referred to as a two-node
memory-expanded server. Only machine type 7143 supports this configuration.
The following table lists the cable options needed when scaling. Note that not all processors and models
support all of these configurations - see the Processor options section below for details.
Table 6. Cables for two-node and MAX5 scaling
Part number Feature
code
59Y6267 4192
46M0072 5103
59Y6271 4198
IBM System x3850 X5
Description
IBM MAX5 to x3850 X5 Cable Kit (quantity of four cables)
Used to connect one server to one MAX5
IBM x3850 X5 and x3950 X5 QPI Scalability Kit (Quantity 4 cables)
Used to connect two servers together without MAX5 units
IBM eX5 MAX5 2-Node EXA Scalability Kit (for machine type 7143 only)
Used to connect two servers together when MAX5 units are also used
Maximum
supported
1
1
1
12