HP Vectra VE5 3 Series Technical Reference Manual page 20

2 System Board
System Board and Backplane
Processor-Local Bus
(64 bit, 60/66 MHz)
Pentium
Processor
12
(32 bit, 33 MHz, asynchronous)
SiS5512
Data Path Unit
Graphics
Main
Memory Controller
SiS551 1
PL/PCI Bridge
PCI
Main
Master
Memory
Controller
PCI
Slave
Cache Write
Buffer
Controller
Level-Two
Cache
PCI Bus
PCI
Master
PCI
Slave
APIC
System
ROM
IDE
channel 1
NS87308 or NS87307
Super I/O
Kbd & Mse
Controller
Ser & Par
Controller
Serial
EEPROM
Keyboard, Mouse,
Serial 1&2,
Parallel ports
ISA Bus
(16 bit, 8.33 MHz)
ISA Bus
Controller
IDE
Controller
IDE
channel 2
ISA Bus
Interface
FDD
Controller
Flexible
Disk