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PERMEDIA 2 Features and Benefits

Optimized for professional, business and consumer applications - PCI and AGP interface - Highly pipelined 2D/3D graphics core - Integral 230 MHz RAMDAC - MPEG2 video playback acceleration - VideoStreams bus for simultaneous external video I/O - Integral SVGA - 64-bit SDRAM or SGRAM - 2, 4, 6 or 8 Mbytes High performance, professional 2D and 3D rendering - 100+ WinMarks - 1 Million 3D polygons/sec - textured - 83 Million pixels/sec - textured, bilinear filtered, perspective - 42 Million pixels/sec - textured, bilinear filtered, perspective, Z

2D and Video graphics features - High resolution, high color ergonomic refresh rates - Smooth MPEG-2 video playback - Packed 8, 16, 24 and 32-bit acceleration - Multi-monitor support Fully featured 3D acceleration - Highly pipelined 3D graphics core - Integrated geometry set-up processor - OpenGL and Direct3D compatible - 8-bit to 32-bit 3D - 16-bit Z-buffer Optimized reference software drivers - Windows NT and Windows 95 - OpenGL 1.1, Direct3D and Heidi - DirectDraw and DirectVideo Reference board designs

Pervasive 3D Graphics

Technical Characteristics

• 2D Graphics Features
• Video Features
• 3D Graphics Rendering Features
• 3D Geometry Setup Unit
• 3D Texture Mapping Features
• Integral SVGA
• PCI Interface
• AGP Interface
• Memory Interface
• Memory Architecture
• VideoStreams Interface
• RAMDAC
• Monitor and Power Management
• Package Details
• High Quality Reference Drivers

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2D Graphics Features

• Ultra fast Blt engine
• Fully featured 2D rasterizer
• - Full primitive support
• - Stretch Blts
• - Monochrome/color expansion
• - Window clipping
• - Font caching
• - Integral setup
• - High speed brushes
• - Raster operations

Video Features

• MPEG2 compatible video playback
• YUV 4:4:4, 4:2:2 and 4:2:0
• Native MPEG2 format
• Unlimited occluded playback windows
• Independent XY bilinear filtered scaling
• Color space conversion
• Rotate and mirror
• VideoStreams interface

3D Graphics Rendering Features

• Points, lines and triangles
• Gouraud & flat shading
• Sub-pixel accuracy
• 16-bit Z-buffer
• High accuracy per-pixel fog
• High quality alpha blending
• Filtered color keying
• Interpolated specular/diffuse lighting
• Stencil buffer
• Full scene anti-aliasing
• Per-pixel overlays
• Ordered dithering
• LogicOps
• Double and triple buffering
• - Full screen, per window or fast Blt
• Hardware extent checking and picking
  

3D Geometry Setup Unit

• Integral 100 MFlop setup unit
• Reduces load on CPU and Bus
• OpenGL and Direct3D compatible
• Vertex sharing for meshes, fans and polylines
• High precision fixed to float conversions

3D Texture Mapping Features

• 100% hardware texture mapping
• Bilinear filtering
• Nearest neighbour
• Per-pixel perspective correction
• Sub-texel accuracy
• Palletized, RGBA and YUV textures
• Texture caching
• Color key, scale, stretch, rotate and mirror

Integral SVGA

• Ultra-fast DOS performance
• Standard VGA, SVGA and ModeX
• VESA 2.0 support

PCI Interface

• 32-bit PCI 2.1 (Master/Slave)
• Single cycle transfers
• DMA mastering
• Bi-endian for PC and Mac
• 33 MHz operation
• Bypass to localbuffer and framebuffer
• Full PCI interrupt support

AGP Interface

• 66 MHz operation
• DMA mastering
• Execute mode from system memory
• Sideband addressing
• 250 Mbytes/sec bandwidth

Memory Interface

• 64-bit synchronous memory interface
• SGRAM for best performance
• - Utilize block fill and write masks
• SDRAM for reduced cost
• Two 256x32 parts per memory bank
• Up to 4 banks (i.e. 2, 4, 6 or 8 Mbytes)
• Single cycle burst reads
• 100 MHz memory parts
  

Memory Architecture

• Multi-function architecture
• Memory allocated on demand to;
• - Front buffer
• - Back buffer (for double buffering)
• - Offscreen (e.g. font caching)
• - Z-buffer (15 or 16-bit)
• - Stencil buffer (0 or 1)
• - Textures (allocated if required)
• Color formats
• - 8, 16, 24 and 32-bit RGBA
• - 8-bit color indexed
• Video formats
• - YUV 4:4:4, 4:2:2 and 4:2:0
• Texture formats
• - 4 and 8-bit palletized
• - 8, 16, 24 and 32-bit RGBA
• - YUV 4:4:4, 4:2:2 and 4:2:0

VideoStreams Interface

• Simultaneous I/O of digital video
• Independent of monitor output
• Input from common MPEG/TV decoders
• Output to common NTSC/PAL encoders
• VESA VMI compliant
• Input data
• - Scaled and filtered
• - 16-bit (8-bit simultaneous with output)
• Output data
• - Gamma corrected & RGB-YUV conversion
• - 16-bit (8-bit simultaneous with input)
• - Slave operation to encoder
• Hardware triple buffering support
• Vertical Blank Interval control
• - Closed caption, teletext and intercast
• - Insert or extract data from video streams
• Control bus options
• - Control bus (separate to DDC bus)
• - General purpose parallel bus

RAMDAC

• Integral 230 MHz, 64-bit RAMDAC
• Ergonomic high resolution refresh rates
• Packed pixel format
• 8, 16, 24 and 32-bits per pixel
• Integral dot clock and memory PLLs
• Triple 8-bit D/A convertors
• 64x64x2-color hardware cursor
• Per window double buffering

Monitor and Power Management

• DDC1 and DDC2AB+ monitor configuration
• Dedicated control bus
• Display Power Management Signaling (DPMS)
• Hardware, BIOS and driver support

Package Details

• 256 BGA
• 3.3V (5V tolerant I/O)
• 1.5 Watts typical

High Quality Reference Drivers

• Windows NT and Windows 95
• OpenGL and Direct 3D
• QuickDraw and QuickDraw 3D

© 3Dlabs, Inc., Ltd. GLINT, Permedia and 3Dlabs are registered trademarks of 3Dlabs Inc., Ltd. OpenGL is a registrered trademark of Silicon Graphics Inc. Windows 95 and Windows NT are trademarks of Microsoft Corp. All trademarks, and registered trademarks are the property of their respective holders. Whilst every care has been taken in the preparation of this document, 3Dlabs assumes no responsibility of liability for any use of the information contained herein. Nothing in this document shall operate as an express or implied license or indemnity under the intellectual property rights of 3Dlabs or third parties. No warranties of any kind, including but not limited to, the implied warranties of merchantability or fitness for a particular purpose are offered in this document.