IBM X3850 X6 - 3.24 Upgrading to an 8-socket X6 server

88 IBM System x3850 X6 and x3950 X6 Planning and Implementation Guide
Figure 3-26 Optional I/O Book locations
The part numbers for the Optional I/O Books are listed in Table 3-19.
The table also lists maximums supported. The x3850 X6 supports, at most, two Optional I/O
Books, and they can be both Half-length I/O Books or both Full-length I/O Books or one of
each. Similarly, the x3950 X6 supports at most four Optional I/O Books in any combination.
Table 3-19 Optional I/O Book part numbers
Figure 3-27 shows the two Optional I/O Books.
Figure 3-27 Optional I/O Books
Part
number
Feature
code
Description Maximum
supported
x3850 X6
Maximum
supported
x3950 X6
44X4049 A4A2 X6 Half-Length I/O Book
24
44X4051 A4A3
a
a. The Full-length I/O Book can only be ordered as an option. It is not available via CTO. This is
because the Full-length I/O Book cannot be shipped installed in the server
X6 Full-Length I/O Book
Bay 1 (shown
containing a filler)
Bay 2 (shown containing
a Half-length I/O Book)
Full-length I/O Book
Half-length I/O Book