The ATI Radeon HD 4770 graphics processing unit (GPU) offers an unbeatable combination of HD gaming performance and price. Featuring the industry’s
cutting-edge 40nm process technology and the most advanced GDDR5 memory technology, this GPU delivers seamless frame rates with incredible speed and
processing power.
GDDR5 memory
DirectX 10.1
24x custom filter anti-aliasing (CFAA) and high performance anisotropic filtering
Dual mode ATI CrossFireX multi-GPU support for highly scalable performance
PCI Express 2.0 support
Dynamic geometry acceleration
Game physics processing capability
ATI Avivo HD video and display technology
Dynamic power management with ATI PowerPlay technology
Advanced Memory
GDDR5 provides twice the data per pin of GDDR3 memory at the same clock speeds.
Enhanced Anti-Aliasing (AA) & Anisotropic Filtering (AF)
High performance anisotropic filtering and 24x custom filter anti-aliasing (CFAA) smooth jagged edges and create true-to-life graphics, for everything from grass to facial features.
Microsoft DirectX 10.1
Play today while preparing for tomorrow with state-of-the-art DirectX 10.1 graphics capabilities.
ATI CrossFireX Technology
ATI CrossFireX technology with up to quad GPU support offers superior scalability so your system is ready to level up when you are.
PCI Express 2.0
Support for PCI Express 2.0 will prepare you for bandwidth-hungry games and 3D applications.
Power to Spare
This GPU has the brute processing power needed for physics, artificial intelligence, stream computing and ray tracing calculations.
Go Beyond HD Video
Unified Video Decoder 2 (UVD 2)
Unified Video Decoder 2 frees up your CPU for other tasks so you get The Ultimate Visual Experience for even the most processing-intensive content, including VC-1, H.264 and now MPEG-2. Also, take full advantage of Blu-ray functionality with dual-stream, picture in picture (PIP) capabilities.
Accelerated Video Transcoding(AVT)
With ATI Stream technology, owners of ATI Radeon HD 4770 GPUs can help accelerate the conversion of standard and HD video into multiple formats for use on differing consumer electronics devices. The ATI Video Converter, designed to enable GPU transcoding of HD video streams, is currently available.
Enhanced DVD Upscaling
Watch standard DVD movies in near high-definition quality with DVD upscaling. 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. Also, xvYCC support allows the user to enjoy a wider range of colour when connected to a capable HDTV.
* Some digital rights management restrictions may apply
** The ATI Radeon HD 4600 Series GPUs can upscale video display to 2560x1600 on dual-link monitors which is almost twice the display resolution of 1080p displays.
*** The ATI Radeon HD 4600 Series GPUs can upscale video display to 2560x1600 on dual-link monitors which is almost twice the display resolution of 1080p displays.
Break-through Efficiency
Dynamic Power Management
ATI Radeon HD 4770 GPU delivers high performance when needed and conserves power when the demand on the graphics processor is low.
System Requirements
PCI Express based PC is required with one X16 lane graphics slot available on the motherboard
450 Watt or greater power supply with one 75W 6-pin PCI Express power connectors recommended (550 Watt and two 6-pin connectors for ATI CrossFireX technology in dual mode)”
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 / HD DVD playback requires Blu-ray / HD DVD drive
For a complete ATI CrossFireX system, a second ATI Radeon HD 4770 graphics card, an ATI CrossFireX Ready motherboard and one ATI CrossFireX Bridge Interconnect cable per board are required
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