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Figure 1–1 alphapc 164sx functional block diagram, Alphapc 164sx functional block diagram, System components and features – Compaq 164SX User Manual

Page 16

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1–2

Introduction

System Components and Features

Figure 1–1 AlphaPC 164SX Functional Block Diagram

Alpha 21164PC

Microprocessor

DECchip 21174-CA

Control, I/O Interface,

and Address

1MB, L2

Bcache

Quick Switches

Index

Control

18

Bcache Tag

10

128

Data

16

Address

Commands

Control

Flash ROM

128-Bit Data

168-Pin
Unbuffered
SDRAM DIMM
Sockets (× 4)

Support

– Synthesizer

PCI-to-ISA

Bridge

EIDE

Controller

Combination

Controller

Address/Control

PCI

2 Dedicated 32-Bit PCI Slots
2 Dedicated 64-Bit PCI Slots
2 Dedicated ISA Slots

Diskette
Parallel Port
2 Serial Ports

4 Devices