AMD-762 Ver la hoja de datos (PDF) - Advanced Micro Devices

Número de pieza

componentes Descripción

Fabricante

AMD-762

AMD-762™ System Controller

Advanced Micro Devices 

Preliminary Information

AMD-762™ System Controller Data Sheet

24416C—December 2001

1.4 AGP Features

The AGP features include the following:

n Bus Features

• Compliance with Accelerated Graphics Port Interface

Specification, Revision 2.0

• Synchronous 66-MHz 1x, 2x, and 4x data-transfer modes

• Multiplexed and demultiplexed transfers

• Up to four pipelined grants

• Support of Sideband Address (SBA) bus

n Request Queue Features

• Separate read-request and write-request queues

• Reordering of high-priority requests over low-priority

requests in queue

• Simultaneous issuing of requests from both the write

queue and read queue

n Graphics Address Remapping Table (GART) Features

• Conventional (two-level) GART scheme

• Eight-entry, fully-associative GART table cache

• Three fully-associative GART directory caches

One 4-entry for PCI

One 8-entry for the processor

One 16-entry for AGP

1.5 Power Management

The power management features include the following:

n Compliance support for both Advanced Configuration and

Power Interface (ACPI) and Microsoft® PC 99 power

management

n The AMD-762 system controller supports the following

power states:

• ACPI S1 (power on suspend) and S3 (suspend to RAM)

sleep states

• Clock throttling with the processor’s STPCLK#/stop

grant mechanism

4

Features

Chapter 1

Share Link: