A SERVICE OF

logo

1-4 AlphaServer GS80 Upgrade Manual
1.2 GS80 Block Diagram
Figure 1–2 shows a block diagram of a two-drawer GS80 system. A
distribution board makes the interconnect between the two drawers
(QBBs) through their global ports.
Figure 1– 2 GS80 Block Diagram (Two-Drawer System)
PCI Box
PCI Box
System Drawer 1
System Drawer 2
CPU
MEM
I/O GP
CPU CPU CPU
Switch
MEMMEMMEM
Distribution
Board
CPU
MEM
I/O GP
CPU CPU CPU
Switch
MEMMEMMEM
PCI Box
PCI Box
PK-0630-99