IBM Power 780 - Page 54

40 IBM Power 770 and 780 (9117-MMD, 9179-MHD) Technical Overview and Introduction
Figure 2-1 shows the logical system diagram of the 4-socket Power 770 and Power 780.
Figure 2-1 IBM Power 770 or 780 logical system diagram
DASD Backplane
Op Panel RAID card
Write Cache
Write
SATA
Media
usb2
EXP
EXP
GX++ Card
P710C
GX++ Card
I/O Drawer
Six PCI-e Gen2 8x Slots
PCI-e
Gen2 8x
P
C
I
-
e
G
1
1x
P
C
I
-
e
G
1
1
x
P
CI-
e G
2
1x
P
C
I-
e G
e
n2
8x
GX ++ Buses
PCI-e Slot
PCI-e Slot
PCI-e Slot
PCI-e Slot PCI-e Slot
PCI-e Slot
Passthru
Card
(Drawers 3 & 4)
Passthru A Conn
I/O Backplane
GX ++ Buses
4 socket CPU Card
Mid-Plane
PSI
8 SN DIMMs
WXZ Buses
P7IOC
(A)
GX++ Slot
2 HMC
2 SPCN
D2D Conns
FSP1 Card
(Drawers 1 & 2)
TPMD
DRAM
DRAM
DRAM
DRAM
DRAM
DRAM
DRAM
DRAM
DRAM
SN
DRAM
DRAM
DRAM
DRAM
DRAM
DRAM
DRAM
DRAM
DRAM
SN
B Buses
P7+
P7+
B Buses
8 SN DIMMs
DRAM
DRAM
DRAM
DRAM
DRAM
DRAM
DRAM
DRAM
DRAM
SN
DRAM
DRAM
DRAM
DRAM
DRAM
DRAM
DRAM
DRAM
DRAM
SN
P7+
P7+
GX++ Slot
SAS
Controller
SAS
Controller
SAS
Controller
Anchor
Card
DASD
PCI-X 32
Serial
On-board Ethernet
Card
Ext SAS
BE3
Ethernet
Controller
2x 10 Gb
2x 1 Gb Eth
2x USB
P7IOC
(B)
PLX
Serial
PLX