
45732 AMD 780E Databook 3.10
© 2009 Advanced Micro Devices, Inc.
1-4
Proprietary
RS780E Features
•
Supports x1, x2, x4, x8, x12 and x16 polarity inversion.
1.2.5 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.
1.2.6 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 DirectDraw
®
: 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 WinBench
®
score due to capability for C18 color expansion.
•
Setup of 2D polygons and lines.
•
Support for GDI extensions:
•
In Windows XP and Windows Vista: Alpha BLT, Transparent BLT, and Gradient Fill.
•
In Windows 7: Alpha BLT, Transparent BLT, Color Fill BLT, Stretch BLT, and Clear Type BLT.
•
Hardware cursor (up to 64x64x32bpp), with alpha channel for direct support of Windows XP, Windows Vista
and Windows 7 alpha cursor.
1.2.7 3D Acceleration Features
•
Fully DirectX 10.0 compliant, including full speed 32-bit floating point per component operations
•
Shader Model 4.0 geometry and pixel support in a unified shader architecture:
•
Full speed 32-bit floating point processing per component.
•
High dynamic range rendering with floating point blending, texture filtering and anti-aliasing support.
•
High performance dynamic branching and flow control.
•
Nearly unlimited shader instruction store, using an advance caching system.
•
Advanced shader design, with ultra-threading sequencer for high efficiency operations.
•
Advanced, high performance branching support, including static and dynamic branching.
•
32-bit floating point components for high dynamic range computations.
•
Full anti-aliasing on render surfaces up to and including 128-bit floating point formats.
•
Support for OpenGL
®
2.0
•
Anti-Aliasing Filtering:
•
2x/4x/8x modes.
•
Sparse multi-sample algorithm with gamma correction, programmable sample patterns, and centroid sampling.
•
Temporal anti-aliasing.
•
Adaptive anti-aliasing mode.
•
Lossless color compression (up to 8:1) at all resolutions, up to and including widescreen HDTV.
•
Anisotropic Filtering: