Processor Board (Msmt329); Functional Diagram - Intergraph StudioZ RAX System Reference Manual

Processor Board (MSMT329)

This section provides a functional diagram, memory subsystem description, address resources, and
board layout for the processor board. The MSMT329 provides the following functionality:
u
Processors - two or four Pentium Pro 200 MHz, each with 512 kB L2 cache (InterServe) or 256 kB
L2 cache (StudioZ RAX)
u
Intel Orion chipset - two PCI Bridge chips, Memory Controller, four Memory Interface chips.
u
Memory - up to 4 GB using 32Mx36 SIMMs
u
Flash EEPROM - contains Basic Input/Output System (BIOS)

Functional Diagram

GTL Bus
Term
VRM (Voltage Regulator Module)
CPU (Central Processing Unit, Pentium Pro)
OPB (Orion PCI Bridge)
OMC (Orion Memory Controller)
MIC (Memory Interface Chip)
PCI
Local Bus
VRM
CPU
OPB
82454
P6 Processor External Bus
OMC-DC
CPU
82453
VRM
Memory
PCI
Local Bus
VRM
CPU
OPB
82454
OMC-DP
CPU
82452
VRM
MIC
61
GTL Bus
Term