ATI Radeon™ HD 4600 Series
Redefine HD Gaming
The ATI Radeon HD 4600 Series graphics cards boast up to 3 times the performance of the previous generation2 of GPUs and deliver a cinematic gaming experience.
These graphics cards possess the same engine architecture as the award-winning ATI Radeon™ HD 4800 Series and can propel you deep into your game play with fast frame rates and high resolutions.
Enhanced anti-aliasing (4X AA) and anisotropic filtering creates striking graphics with unparalleled realism so you can jack up the settings on the most demanding next-generation games.
Play today while preparing for tomorrow with Microsoft DirectX® 10.1 and scalable ATI CrossFireX™ technology in dual mode.3
Go Beyond HD Video
Add an ATI Radeon HD 4600 Series graphics card to your PC and watch the latest Blu-ray and HD movies play with incredible fidelity1 – upscale to nearly twice the display resolution of HD content.4 Take full advantage of Blu-ray functionality with dual-stream, picture in picture (PIP) capabilities.
Support for the latest audio visual interconnects ensures you can take advantage of the latest display technology.
Break-through Efficiency
Save time and energy with the ATI Radeon™ HD 4600 Series graphics cards which provide optimal performance, break-through efficiency and stability. These graphics cards are a great option for business users who engage in video conferencing or use creative applications that require fast frame rates and exceptional visual quality.
With platform-independent intelligent power management, the ATI Radeon™ HD 4600 Series graphics cards deliver the power needed to blaze through even the most intense applications while intuitively conserving energy at idle or when demand is low.
Expand your visual workspace with multi-monitor support for advanced multi-tasking to help you get more done in less time.
AMD also offers ATI Catalyst™ driver updates and industry leading customer support for your ATI Radeon™ graphics products (check amd.com for more details, some conditions may apply).
ATI Radeon HD™ 4600 Series – Key Features
* 320 Stream Processing Units- Enough power to tackle the most demanding HD games and applications.
* Microsoft DirectX® 10.1 - Play today while preparing for tomorrow with state-of-the-art DirectX 10.1 graphics capabilities.
* Enhanced Anti-Aliasing (AA) & Anisotropic Filtering (AF) - High performance anisotropic filtering and anti-aliasing (4X AA) smooth jagged edges and create true-to-life graphics, for everything from grass to facial features.
* ATI CrossFireX™ Technology - Dual mode ATI CrossFireX™ technology offers superior scalability.
* PCI Express 2.0 - Support for PCI Express 2.0 will prepare you for bandwidth-hungry games and 3D applications.
* Unified Video Decoder 2 (UVD 2) - UVD 2 frees up your CPU for other tasks so you get The Ultimate Visual Experience™ for the most processing-intensive content. Take full advantage of Blu-ray functionality with dual-stream, picture in picture capabilities.
* Upscale Beyond 1080p - Watch the hottest Blu-ray movies or other HD content at full 1080p display resolution1 and beyond.4
* Enhanced DVD Upscaling - Watch standard DVD movies in near high-definition quality with DVD upscaling.4 The GPU uses post processing algorithms to enhance standard and low resolution videos and movies on your HD display.
* Dynamic Contrast - Dynamic Contrast automatically adjusts the contrast and brightness during scenes to consistently deliver a crisp, vibrant picture.
* HDMI - Enjoy the latest audio technologies using HDMI with 7.1 digital surround sound support delivering 8-channel audio. Also, xvYCC support allows the user to enjoy a wider range of colors when connected to a capable HDTV.
* Integrated DisplayPort technology5 with audio
* Consumes Less Than 75 Watts under full load - ATI Radeon™ HD 4600 Series graphics cards consume less than 75 watts under full load, eliminating the need for an external power connection and making them easy to install.
* Dynamic Power Management - ATI Radeon HD 4600 Series graphics cards feature ATI PowerPlay™ technology, delivering high performance when needed and conserving power when the demand on the graphics processor is low.6
* More Performance Per Watt - ATI Radeon HD 4600 series deliver up to 3x the performance per watt of AMD’s previous generation GPUs.7
* Energy Efficient Manufacturing Process - Second generation 55nm chip uses the industry’s most energy efficient manufacturing process.
ATI Radeon™ HD 4600 Series - GPU Specifications
* 514 million transistors on 55nm fabrication process
* PCI Express 2.0 x16 bus interface
* GDDR3/DDR3/DDR2 memory interface (depending on model)
* Microsoft® DirectX® 10.1 support
o Shader Model 4.1
o 32-bit floating point texture filtering
o Indexed cube map arrays
o Independent blend modes per render target
o Pixel coverage sample masking
o Read/write multi-sample surfaces with shaders
o Gather4 texture fetching
* Unified Superscalar Shader Architecture
o 320 stream processing units
+ Dynamic load balancing and resource allocation for vertex, geometry, and pixel shaders
+ Common instruction set and texture unit access supported for all types of shaders
+ Dedicated branch execution units and texture address processors
o 128-bit floating point precision for all operations
o Command processor for reduced CPU overhead
o Shader instruction and constant caches
o Up to 128 texture fetches per clock cycle
o Up to 128 textures per pixel
o Fully associative multi-level texture cache design
o DXTC and 3Dc+ texture compression
o High resolution texture support (up to 8192 x 8192)
o Fully associative texture Z/stencil cache designs
o Double-sided hierarchical Z/stencil buffer
o Early Z test and Fast Z Clear
o Lossless Z & stencil compression (up to 128:1)
o Lossless color compression (up to 8:1)
o 8 render targets (MRTs) with anti-aliasing support
o Physics processing support
* Dynamic Geometry Acceleration
o High performance vertex cache
o Programmable tessellation unit
o Accelerated geometry shader path for geometry amplification
o Memory read/write cache for improved stream output performance
* Anti-aliasing features
o Multi-sample anti-aliasing (2, 4, or 8 samples per pixel)
o Up to 24x Custom Filter Anti-Aliasing (CFAA) for superior quality
o Adaptive super-sampling and multi-sampling
o Gamma correct
o Super AA (ATI CrossFireX™ configurations only)
o All anti-aliasing features compatible with HDR rendering
* Texture filtering features
o 2x/4x/8x/16x high quality adaptive anisotropic filtering modes (up to 128 taps per pixel)
o 128-bit floating point HDR texture filtering
o sRGB filtering (gamma/degamma)
o Percentage Closer Filtering (PCF)
o Depth & stencil texture (DST) format support
o Shared exponent HDR (RGBE 9:9:9:5) texture format support
* OpenGL 2.0 support
* ATI Avivo™ HD Video and Display Platform1
o 2nd generation Unified Video Decoder (UVD 2)
+ Enabling hardware decode acceleration of H.264, VC-1 and MPEG-2
+ Dual stream playback (or Picture-in-picture)
o Hardware MPEG-1 and DivX video decode acceleration
+ Motion compensation and IDCT
o ATI Avivo Video Post Processor1
+ Enhanced DVD up-conversion to HD
+ Color space conversion
+ Chroma subsampling format conversion
+ Horizontal and vertical scaling
+ Gamma correction
+ Advanced vector adaptive per-pixel de-interlacing
+ De-blocking and noise reduction filtering
+ Detail enhancement
+ Inverse telecine (2:2 and 3:2 pull-down correction)
+ Bad edit correction
+ Automatic dynamic contrast adjustment
+ Full score in HQV (SD) and HQV (HD) video quality benchmarks
o Two independent display controllers
+ Drive two displays simultaneously with independent resolutions, refresh rates, color controls and video overlays for each display
+ Full 30-bit display processing
+ Programmable piecewise linear gamma correction, color correction, and color space conversion
+ Spatial/temporal dithering provides 30-bit color quality on 24-bit and 18-bit displays
+ High quality pre- and post-scaling engines, with underscan support for all display outputs
+ Content-adaptive de-flicker filtering for interlaced displays
+ Fast, glitch-free mode switching
+ Hardware cursor
o Two integrated DVI display outputs
+ Primary supports 18-, 24-, and 30-bit digital displays at all resolutions up to 1920x1200 (single-link DVI) or 2560x1600 (dual-link DVI)2
+ decondary supports 18-, 24-, and 30-bit digital displays at all resolutions up to 1920x1200 (single-link DVI only)2
+ Each includes a dual-link HDCP encoder with on-chip key storage for high resolution playback of protected content3
o Two integrated 400 MHz 30-bit RAMDACs
+ Each supports analog displays connected by VGA at all resolutions up to 2048x15362
o DisplayPort™ output support
+ Supports 24- and 30-bit displays at all resolutions up to 2560x16002
+ Integrated HD audio controller with up to 2 channel 48 KHz stereo or multi-channel (7.1) AC3 enabling a plug-and-play cable-less audio solution4
o HDMI output support
+ Supports all display resolutions up to 1920x10802
+ Integrated HD audio controller with support for stereo and multi-channel (up to 7.1) audio formats, including PCM, AC-3, AAC, and DTS, enabling a plug-and-play cable-less audio solution over DisplayPort (or HDMI depending on section)
o Integrated AMD Xilleon™ HDTV encoder
+ Provides high quality analog TV output (component/S-video/composite)
+ Supports SDTV and HDTV resolutions
+ Underscan and overscan compensation
o Seamless integration of pixel shaders with video in real time
o VGA mode support on all display outputs
* ATI PowerPlay™ Technology4
o Advanced power management technology for optimal performance and power savings
o Performance-on-Demand
+ Constantly monitors GPU activity, dynamically adjusting clocks and voltage based on user scenario
+ Clock and memory speed throttling
+ Voltage switching
+ Dynamic clock gating
o Central thermal management – on-chip sensor monitors GPU temperature and triggers thermal actions as required
* ATI CrossFireX™ Multi-GPU Technology5
o Scale up rendering performance and image quality with two GPUs
o Integrated compositing engine
o High performance bridge interconnect
ATI Radeon™ HD 4600 Series – System Requirements
ATI Radeon™ HD 4600 System Requirements
* PCI Express® based PC is required with one X16 lane graphics slot available on the motherboard
* 400 Watt or greater power supply (550 Watt for ATI CrossFireX™ technology in dual mode) is recommended
* Certified power supplies are recommended. Refer to http://ati.amd.com/certifiedPSU for a list of Certified products
* 1GB of system memory recommended
* Installation software requires CD-ROM drive
* DVD playback requires DVD drive
* Blu-ray™ playback requires Blu-ray drive and full 1080p display requires a 1080p-capable monitor
* To enable dual mode ATI CrossFireX™ technology, a second ATI Radeon™ HD 4600 Series graphics card, an ATI CrossFireX Ready motherboard and one ATI CrossFireX Bridge Interconnect cable (included) is required.
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