IBM 3950 X6 Podręcznik Użytkownika Pobierz pdf (Strona 21)

IBM System x3950 X6 21

I/O expansion options

The server supports up to 22 PCIe slots plus two dedicated Mezzanine LOM slots (24 total) as follows:

In each of the two Storage Books (standard in all models): Two PCIe 3.0 x8 slots for supported



internal RAID controllers and SAS HBAs

In each of the two Primary I/O Books (standard in all models):



Two PCIe 3.0 x16 slots (x16-wired), half length, full height, up to 75 W of power

One PCIe 3.0 x16 (x8-wired), half length, full height, up to 75 W of power

One mezzanine LOM 2 (ML2) slot for network adapters with the new ML2 form factor (PCIe 3.0

x8)

Four optional I/O Books, each with three slots, all full height. Optional I/O Books are hot-swap



capable.

The following figure shows the Primary I/O Book with the air baffle raised to show the internals.

Figure 8. Primary I/O Book

Optional I/O Books can be either of:

Half-length I/O Book:



Two PCIe 3.0 x8 slots (x8 wired)

One PCIe 3.0 x16 slot (x16 wired)

Full-length I/O Book:



Two PCIe 3.0 x16 (x16 wired)

One PCIe 2.0 x8 slot (x4 wired)

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IBM 3950 X6 Podręcznik Użytkownika Strona 21