ATI Technologies X800 - 100-435317 Radeon XT Mac Edition User Manual

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RADEON® X800 MAC
EDITION
User's Guide
P/N 137-40818-10
ATI

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Summary of Contents for ATI Technologies X800 - 100-435317 Radeon XT Mac Edition

  • Page 1 RADEON® X800 MAC EDITION User’s Guide P/N 137-40818-10...
  • Page 2 ATI hardware, software, or other products and documentation provided herein. ATI Technologies Inc. reserves the right to make changes without further notice to a product or system described herein to improve reliability, function or design. With respect to ATI products which this...
  • Page 3: Table Of Contents

    Table of Contents Introduction ....... 1 System Requirements External Connections Related Documentation Multimedia Features Viewing 3D Graphics...
  • Page 4: Introduction

    CHAPTER 1: Introduction The RADEON® X800 MAC EDITION represents the next generation in 3D and video acceleration for your Power Macintosh® computer. It includes flexible dual-display support for multiple combinations of CRT and Digital Flat Panel monitors. Your new graphics accelerator provides: •...
  • Page 5: Related Documentation

    Related Documentation The README file summarizes the latest product revisions. Click the README icon on the installation disk to open this file. Help is available directly in ATI Displays. Multimedia Features Your RADEON® X800 MAC EDITION turns your Mac computer into a 3D and 2D graphics powerhouse.
  • Page 6: Tv Out Support

    is an antialiasing solution that raises the bar for SMOOTHVISION™ HD image quality using programmable multi-sampling methods to post- process graphics before they are displayed. SMARTSHADER™ HD is a new technology allows specialized high precision graphics programs to be run on the RADEON® X800 MAC EDITION VPU rather than the system processor.
  • Page 7: Ati Displays Control Panel

    CHAPTER 2: ATI Displays Control Panel Introduction The ATI Displays control panel provides access to the advanced features that the RADEON® X800 MAC EDITION has to offer. Open the ATI Displays control panel using Mac OS® X Open the Apple® System Preferences. Click the ATI Displays icon.
  • Page 8: Ati Displays Control Panel

    A warning dialog will display if no ATI product is installed in your computer. The Support dialog provides an internet link to ATI Technologies’ web site. Click Create Apple® System Profiler Report button to generate a...
  • Page 9: Ati Displays Preferences

    ATI Displays Preferences From the ATI Displays drop down menu you can set the Preferences for the ATI Displays control panel. Here you can configure how the ATI Displays control panel starts and exits. Advanced Display Options Advanced adds even more functionality, giving you complete control over your display.
  • Page 10: Versavision™ Tab

    VERSAVISION™ Tab VERSAVISION™ allows you to rotate your display while maintaining the full feature set of other ATI 2D and 3D technologies. ATI’s hardware accelerated display rotation and scaling technology allows for rotation left or right by 90 degrees or turn it upside down to a full 180 degree rotation. Relative Rotation allows you to rotate the contents of your display.
  • Page 11: Display Control Tab

    Display Control Tab Force Single Display Operation, when using a dual display video card, causes all display modes to appear as a single list of supported resolutions in the Apple® Displays Properties. Only one display is on when this feature is enabled. The default setting is Disabled.
  • Page 12: Advanced Dfp Tab

    Advanced DFP Tab Note: The features on this tab are intended to support Digital Flat Panels (DFP) only. Enable ATI Hardware Scaler on non-Apple panels can be used with flat panels with fixed resolutions. Enabled, this feature allows you to change video modes using the ATI Scaler.
  • Page 13: Using Dvd And Quicktime Playback

    ® Using DVD and QuickTime Playback The RADEON® X800 MAC EDITION’s QuickTime® playback acceleration allows you to stretch even the smallest movies to full screen size without compromising frame rate or image quality. RADEON® X800 MAC EDITION’s hardware scaler maintains the original quality of your DVD or QuickTime®...
  • Page 14 DVI Monitor Port DVI Connector ADC monitor port ADC Connector Turn on your DVI flat panel and your Mac. Note: The DVI connector is hot swappable. You no longer need to shut down your computer before attaching a digital flat panel.
  • Page 15: Specifications

    CHAPTER 3: Specifications Video Mode Table The video mode table below lists the color depth capabilities for the supported resolutions on your RADEON® X800 MAC EDITION. Please consult your monitor’s specifications to determine which resolutions are available with your display. Supported Modes Display Resolution Maximum Refresh...
  • Page 16: Digital Flat Panel

    Supported Modes Display Resolution Maximum Refresh 1920 X 1200 1920 X 1440 2048 X 1152 2048 X 1280 2048 X 1536 The minimum refresh rate for the above modes is 60Hz. Digital Flat Panel Connection Type Resolution Example Product Single-Link (one DVI 1920 X1200* Apple 23”...
  • Page 17: Compliance Information

    Compliance Information This section details the compliance information for this product. FCC Compliance Information This RADEON® product complies with FCC Rules part 15. Operation is subject to the following two conditions • This device may not cause harmful interference, and •...
  • Page 18: Glossary

    CHAPTER 5: Glossary Alpha Blending When an image has an alpha value for each pixel, this tells how much to blend the colors from the image with the background colors. The lower the alpha values the more transparent the image looks. Anti-aliasing Method used to remove the jagginess of an image.
  • Page 19: Bilinear Filtering

    Bilinear Filtering When texture mapping is performed an image can become very “blocky” or “pixelated” when the texture is viewed close up. Bilinear filtering samples four texture pixels, takes the weighted average of these pixels and applies the average of these “texels”. This blended color is used to provide a smoother looking texture.
  • Page 20 HYPER Z™ HD HYPER Z™ HD includes a number of different technologies aimed at optimizing memory bandwidth efficiency, particularly with respect to Z- buffer operations. To render a 3D image properly, it is necessary to know the distance of every rendered object from the viewpoint.
  • Page 21 SMARTSHADER™ HD SMARTSHADER™ HD encompasses the advanced vertex and pixel shading capabilities of the RADEON® X800 MAC EDITION. A shader is a small program that runs on the VPU and describes how an image should be rendered. Vertex shaders manipulate the individual polygons that make up 3D objects, and pixel shaders operate on the individual pixels that fill in these polygons to create a visible image.
  • Page 22 Z-buffer A z-buffer is an area of off-screen memory used to hold “depth” information. For each dot, or pixel, in the display buffer, there is a corresponding dot in the z-buffer which holds the depth (z) value for the display pixel. The depth data helps the ATI accelerator card decide what 3D objects are in front of other 3D objects.
  • Page 24: Index

    Index Numerics 3D Graphics ADVANCED DISPLAY OPTIONS Alpha Blending Anisotropic Filtering Anti-aliasing Apple ® System Profiler Report Aspect Ratio ATI Displays ATI Displays Control Panel ATI Displays Preferences ATI Guide accessing description ATI HELP Back Buffer Bilinear Filtering Bitmap Buffers Color Depth Control Panel Create Apple ®...
  • Page 25 Gouraud Shading Graphic Card features 3, 17 HYPER Z™ MIP Map Monitor Resolution 2D video mode table Multimedia Features Offscreen Memory Open the ATI Displays Pixel, Pel Profile dialog Refresh Rate Related Documentation Relative Rotation SMARTSHADER™ 3, 18 SMOOTHVISION™ Software ATI Guide Specular Highlight Support dialog...

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