Acer 521 Laptop User Manual


 
16 Chapter 1
Features CPU HyperTransport. Interface
Supports 16-bit up/down HyperTransport (HT) 3.0 interface up
to 4.4 GT/s.
Supports 200, 400, 600, 800, and 1000 MHz HT1 frequencies.
Supports 1.6, 1.8, 2.0, and 2.2 GHz HT3 frequencies.
Supports AMD AM3 and S1g3-socket CPUs, including the
AMD Phenom II and Caspian-series processors.
Supports LDTSTOP interface and CPU link stutter mode.
ATI HyperMemory.
Supports ATI HyperMemory.*.
* Note: Includes dedicated and shared memory. The amount of
HyperMemory available is determined by various factors.
For details, please consult your AMD CSS representative.
PCI ExpressR Interface
Supports PCIe Gen2 (version 2.0).
Optimized peer-to-peer and general purpose link performance.
Highly flexible PCI Express implementation to suit a variety of
platform needs.
A dual-port, x16 graphics interface.
Supports programmable lane reversal for the graphics link to
ease motherboard layout when the end device does not
support lane reversal (not applicable to the RS880MC).
Supports six general purpose lanes, for up to six devices on
specific ports.
A-Link Express II Interface
One x4 A-Link Express II interface for connection to an AMD
Southbridge. The A-Link Express II is a proprietary interface
developed by AMD basing on the PCI Express Gen2 version
2.0 technology, with additional Northbridge-Southbridge
messaging functionalities.
Supports programmable lane reversal to ease motherboard
layout.
2D Acceleration Features
Highly-optimized 128-bit engine, capable of processing
multiple pixels per clock.
Hardware acceleration of Bitblt, line drawing, polygon and
rectangle fills, bit masking, monochrome expansion, panning
and scrolling, scissoring, and full ROP support (including
ROP3).
Optimized handling of fonts and text using AMD proprietary
techniques.
Game acceleration including support for Microsoft's
DirectDrawR: Double Buffering, Virtual Sprites, Transparent
Blit, and Masked Blit.
Acceleration in 1/8/15/16/32-bpp modes:
Pseudocolor mode for 8bpp
ARGB1555 and RGB565 modes for 16bpp
ARGB8888 mode for 32bpp
Significant increase in the High-End Graphics WinBenchR
score due to capability for C18 color expansion.
Setup of 2D polygons and lines.
Item Specification