HIS HD 4550 Silence Native HDMI 512MB (64bit) DDR3 PCIe
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Código do produto H455H512H
Código do EAN 4895139002867
Cooler Heatsink
GPU 4550
Clock do core 600 MHz
Clock da memória 1300 MHz
Tamanho da memória 512 MB
Tipo da memória DDR3
Interface da memória 64 bit
Interface PCI Express x16 (PCI Express 2.0)
Availability Available
  • Windows 7 Compatibility
  • ATI Premium Graphics™
  • ATI Stream Technology™
  • ATI CrossfireX™
  • DirectX 10.1
  • PCI Express 2.0
  • 1080p
  • HDMI
  • HDTV
  • Dual Monitor
  • Unified Video Decoder 2
  • Native HDMI
  • DVI
  • VGA
  • Retail Pack
Product Advantage
  • NATIVE HDMI output with digital 7.1 sound channels
  • Low Profile Form Factor with interchangeable low profile and high profile brackets.
Different bracktes combination to fit in your PC case

Bulit-in Native HDMI port with 7.1 surround sound support for direct HDTV connection

For use in motherboard with 16x connector

ATI RadeonTM HD 4500 Series Key Features

· DirectX® 10.1
· 64-bit memory interface
· 12x custom filter anti-aliasing (CFAA) and high performance anisotropic filtering
· Dual mode ATI CrossFireXTM multi-GPU support for highly scalable performance
· ATI AvivoTM HD video and display technology*
· Built-in Native HDMI with 7.1 surround sound support

· Unified Video Decoder 2 (UVD 2) for Blu-rayTMand HD Video

  • HIS delivers Faster, Cooler, Quieter plus the best quality product!
  • Professional customer service and technical support
What's in the box
  • HIS Graphics Card
  • 2 x Half Height Brackets
  • Install CD with Multilingual User Guide and BumpTop
  • Quick Installation Guide
  • HIS Power Up Label
Model Name HIS HD 4550 Silence (Full HD 1080p) Native HDMI 512MB (64bit) DDR3 Dual Link-DVI / VGA / HDMI (HDCP) PCIe (RoHS)
Chipset Radeon HD 4500 PCIe Series
ASIC RadeonTM HD 4550 GPU
Pixel Pipelines 80 stream processing units* (Unified)
Vertex Engines 80 stream processing units* (Unified)
Manu. Process (Micron) 55nm
Memory Size (MB) 512
Memory Type DDR3
RAMDAC (MHz) 400
Engine CLK (MHz) 600
Memory CLK (MHz) 1300
Memory Interface (bit) 64
Power Supply Requirement 300 Watt or greater power supply (350 Watt for ATI CrossFireX™ technology in dual mode) is recommended
Max. Resolution 1920x1200 (single-link DVI) or 2560x1600 (dual-link DVI)
Bus Interface PCIe
2nd VGA No
2nd DVI No
TV-out No
Video-in No
TV Tuner No
FM Tuner No
ATI Radeon™ HD 4550 System Requirements
  • PCIe based PC is required with one PCIx16 lane graphics slot available on the motherboard
  • 300 Watt or greater power supply (350 Watt for ATI CrossFireX™ technology in dual mode) is recommended
  • Certified power supplies are recommended. Refer to for a list of Certified products
  • 1GB of system memory recommended
  • Installation software requires CD-ROM drive
  • DVD playback requires DVD drive
  • For Microsoft DirectX® 10.1 support, Windows Vista® Service Pack 1 is required

For more information, please visit the following link:




Go Beyond HD Video
Accelerate your PC with the ATI RadeonTM HD 4550 GPU and get the dedicated graphics memory you need to handle graphics-intensive activities like watching HD movies or editing videos while freeing up your CPU for other tasks. Watch the latest Blu-ray and HD movies play with incredible fidelity - go beyond 1080p playback. Make digital images come to life with over 1 billion colors and stay true to the actual images when you view and edit photos. Support for the latest audiovisual interconnects ensures you can take advantage of the latest display technology.

Upscale Beyond 1080p
Watch the hottest Blu-ray movies or other HD content at full 1080p1 display resolution and beyond2.

Native HDMI
Enjoy the latest audio technologies using HDMI with 7.1 digital surround sound support. Also, xvYCC support allows the user to enjoy a wider range of colors when connected to a capable HDTV.

Integrated DisplayPort technology with audio
DisplayPort is an innovative digital solution that supports the latest graphics and LCD technologies.

80 Stream Processing Units
Enough power to tackle demanding games and applications.

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.

Consumes less than 20 watts under full load
The ATI RadeonTM HD 4550 graphics card consumes less than 20 watts under full load, making it the ideal choice for implementation across a large diverse install base of desktop PCs.

Dynamic Power Management
ATI Radeon HD 4550 graphics card features ATI PowerPlayTM technology, delivering high performance when needed and conserving power when the demand on the graphics processor is low.

Energy Efficient Manufacturing Process
Second generation 55nm chip uses an energy efficient manufacturing process.

Stability & Reliability
AMD's award-winning ATI CatalystTM graphics software and drivers deliver unprecedented graphics stability and reliability.

Industry Leading Technical Support
Owners of ATI RadeonTM Certified graphics products have free access to a comprehensive online knowledge base and technical

Microsoft® DirectX® 10.1 support

ATI RadeonTM HD 4500 series GPUs offer full support for the new DirectX® 10 and DirectX® 10.1 API (Application Program Interface) from Microsoft; ready to meet the demanding needs of new, next generation games. DirectX 10 is the first totally new DirectX in the last 4 years and brings important graphics innovations that can be used by game developers for the next generation of games. DirectX 10 introduces crisp, never-beforeseen detail-rich images, visual effects and game dynamics capable of accurately simulating the real world. No matter which ATI RadeonTM HD 4500 Series GPU you choose, you can be assured that games will look as good as the developer intended!

ATI CrossFireXTM Technology
- "Take gaming to a new level with plug-n-play ease"

ATI CrossFireXTM multi-GPU technology takes your gaming experience to the next level with superb scalability, performance and compatibility. The technology combines the awe-inspiring capabilities of multiple ATI RadeonTM graphics cards and an ATI CrossFireX ready motherboard to meet the hard-core demands of your alternate reality. New ATI RadeonTM HD graphics cards are designed with an internal ATI CrossFireTM Bridge Interconnect system to simplify installation.

Experience stunning visual realism in today's demanding games with uncompromising image quality, especially on HD displays. ATI CrossFireX: Multiply and Conquer!

Microsoft® Windows Vista®
- "The Ultimate Visual Experience"

ATI RadeonTM HD 4500 series graphics cards provide support for the Microsoft® Windows Vista® operating system and take advantage of the Windows AeroTM graphical interface. You will be amazed by the dazzling 3D visual effects and have peace of mind that the ATI CatalystTM software and drivers are designed and thoroughly tested to ensure full compatibility and stability to help
keep you up and running. All these new technologies and features make the ATI Radeon HD 4300 series of GPUs the ideal solution for ultimate HD gaming and HD video entertainment with the Windows Vista OS

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