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www.hitachi.com BladeSymphony 1000 Architecture White Paper 19
Figure 11. Intel Itanium I/O Expansion Module in type A chassis provides up to four PCI slots per server
blade
Figure 12. Intel Itanium I/O Expansion Module in type B chassis provides up to eight PCI slots per
server blade
Node Link
(for SMP connections)
PCI Expres
s
x4 Link
IO Module #0 (Type1)
SVP
Module #1
GB
Switch
SVP
SVP
Module #0
GB
Switch
SVP
IO Module #1 (Type 1)
CPU #
7
CPU #
6
CPU #
5
CPU #
4
CPU #1 CPU #
0
CPUCP
U
#15 #14 #13 #12 #11 #10 #9 #8 #7 #6 #5 #4 #3 #2 #1 #
0
CPU slot #7
Backplane
IPF I/O
expan-
sion
module
CPU module #0
PCI-X slot
CPU slot #6
CPU slot #
5
CPU s lot #0
CPU slot #1
CPU slot #4 CPU slot #2
CPU slot #3
Mem
NDC
Bridge BridgeBridge BridgeBridgeBridgeBridgeBridge
EBS Chassis
PCI Express
x4 Lin
k
IO Module #0 (Type1)
GB
Switch
SVP
&
#0
GB
Switch
SVP
PXH
IO Module #1 (Type 2)
NDC
CPUCPU
Mem.
#15 #14 #13 #12 #11 #10 #9 #8 #7 #6 #5
#4 #3 #2 #1 #
0
PXH PXH PXH PXH PXH PXH
PXH
&
#1
IPF I/O
expansion
module
Server slot #7
Server blade
#0
Server chassis
Backplane
(Type D)
Switch &
Management
module #1
Switch &
Management
module #0
PCI slot
I/O module #1 (type 1) I/O module #0 (type 1)
Server slot #6 Server slot #5 Server slot #4 Server slot #3 Server slot #2 Server slot #1 Server slot #0