3 7311 model d20 i/o drawer – IBM P5 570 User Manual

Page 45

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Chapter 2. Architecture and technical overview

33

Figure 2-10 Conceptual diagram of the 7311-D10 I/O drawer

7311 Model D10 features

This I/O drawer model provides the following features:

Six adapters slots:

– Five hot-plug 64-bit 133 MHz 3.3 V PCI-X slots, full length, blind-swap cassette

– One hot-plug 64-bit 33 MHz 5 V PCI slot, full length, blind-swap cassette

Default redundant hot-plug power and cooling

Two default Remote I/O ports and two SPCN ports

7311 Model D11 features

This I/O drawer model provides the following features:

Six hot-plug 64-bit, 133 MHz, 3.3 V PCI-X slots, full length, enhanced blind-swap cassette

Default redundant hot-plug power and cooling

Two default remote (RIO-2) ports and two SPCN ports

2.7.3 7311 Model D20 I/O drawer

The 7311 Model D20 I/O drawer must have the RIO-2 loop adapter (FC 6417) to be
connected to the p5-570 system. The PCI-X host bridge inside the I/O drawer provides two
primary 64-bit PCI-X buses running at 133 MHz. Therefore, a maximum bandwidth of 1 GBps
is provided by each of the buses. To avoid overloading an I/O drawer, follow the
recommendation in the IBM

Sserver

Hardware Information Center at:

http://publib16.boulder.ibm.com/pseries/en_US/infocenter/base/

Figure 2-11 shows a conceptual diagram of the 7311 Model D20 I/O drawer subsystem.

Note: The 7311-D10 must have the RIO- 2 loop adapter (FC 6438) to be supported by a
p5-570 system.

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