Compute Books - IBM x3850 X6 Planning And Implementation Manual

– Full-length I/O Book. This hot-swap book provides three optional full-length PCIe slots,
and two of them are capable of hosting a Graphics Processing Unit (GPU) or
co-processor adapters with a total power consumption of 300 W.
– Half-length I/O Book. This hot-swap book provides three optional half-length PCIe
slots.
The x3850 X6 has one Primary I/O Book and supports one or two of the full or half-length
I/O Books (one of each or two of either). The x3950 X6 has two Primary I/O Books and
supports up to four of the full or half-length I/O Books (any combination).

2.1.1 Compute Books

Overall, the x3850 X6 server has up to four Compute Books, one Storage Book, one Primary
I/O Book, and up to two optional I/O Books. In addition, the 4U chassis supports up to four
power supplies and up to ten hot-swap dual-motor fans (eight fans on the front and two fans
on the rear).
Figure 2-4shows the front of the x3850 X6 server where you can see the four Compute Books
and the Storage Book.
Storage Book
Figure 2-4 x3850 X6 front view
Figure 2-5 shows the rear view of the x3850 X6 server where you can see the Primary I/O
Book, additional I/O Books, and power supplies.
Additional I/O Books
Figure 2-5 x3850 X6 rear view
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IBM System x3850 X6 and x3950 X6 Planning and Implementation Guide
Compute Books
Primary I/O Book
Power supplies