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6 RS/6000 7025 Model F80 Technical Overview
System Architecture and Technical Overview
Figure 5 shows the system schematic of the Model F80. In this section the
different physical components in the schematic and the SMP processor
configurations are discussed.
Figure 5. RS/6000 Model F80 System Schematic for 2-, 4-, or 6-Way SMP
CPU Architecture
The key components in the CPU include the processor, the processor packaging,
memory controller, memory subsystem, and the I/O interface.
RS64 III RISC Processor
The RS64 III processor card used in the Model F80 has the following attributes:
• 450 MHz or 500 MHz operating frequency
64-Bit PCI
Bus 7,8
64-Bit PCI
Bus 5,6
64-Bit PCI 5V
Bus 3,4
64-Bit PCI 5V
Bus 1,2
PCI
Bridge
64-Bit PCI
Bus 7,8
64-Bit PCI
Bus 5,6
64-Bit PCI
Bus 3,4
64-Bit
SCSI
Bus 1,2
PCI
Bridge
64-Bit PCI 5V
Bus 7,8
64-Bit PCI 5V
Bus 5,6
64-Bit PCI
Bus 3,4
32-Bit Not Connected
Bus 2
32-Bit Ethernet
Bus 1
PCI
Bridge
DRAM Flash
403
Super I/O
ISA Bridge
Controller
CSP
Connectors
UPS
CPM
Native
I/O
Connectors
I/O
Controller
64-Bit
PCI 1
64-Bit
PCI 2
DUART
Memory Card 1
SMI SMI SMI SMI
Memory Card 2
SMI SMI SMI SMI
Proc.
Proc.
2 Way
4 MB Cache
4 MB Cache
6XX
Bus 0
Memory
Controller
SMI
Bus 4,5,6,7
SMI
Bus 0,1,2,3
RIO
Port 0
RIO
Port 1
2-Way
Mother Board
Proc.
Proc.
2 Way
4 MB Cache
4 MB Cache
Proc.
Proc.
2 Way
4 MB Cache
4 MB Cache
Proc.
Proc.
2 Way
4 MB Cache
4 MB Cache
OR
4-Way Processor Card
2-Way Processor Card
6XX
Bus 1