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HIS ATI Radeon HD4770 Graphics Card Review
Features and Specifications
Feature comparison between the 9800GT and 4770:

Features
- 512 MB of GDDR5 memory
- DirectX® 10.1 support
- 640 stream processing units
- 24x custom filter anti-aliasing (CFAA) and high performance anisotropic filtering
- Dual mode ATI CrossFireXTM multi-GPU support for highly scalable performance
- PCI Express® 2.0 support
- Dynamic geometry acceleration
- Game physics processing capability
- ATI AvivoTM HD video and display technology
- Unified Video Decoder 2 (UVD 2) for Blu-rayTM and HD Video
- Accelerated Video Transcoding (AVT)
- DVD Upscaling
- Dynamic Contrast
- Built-in HDMI with 7.1 surround sound support
- The HIS DVI to HDMI Adapter for ATI 4000/ 3000 series (Product Code: HHDMI4071) is required to fully utilize the audio through HDMI features
- Dynamic power management with ATI PowerPlayTM technology
- ATI Stream technology
Specifications

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